SBMP Frequently Asked Questions
Here at South Bay Moto Performance, we receive a ton of questions every day about a wide range of topics. We have compiled a collection of these questions and answers to help you get an answer to your question quickly and without delay. Search through the items below for a quick answer to your question!
ERM – ECU Reflash Module
Does the ERM come pre-loaded with tunes?
No. The ERM ships blank and must be loaded with tune files using a computer before use. This gives you full control over what tunes are installed on the device. We do offer an optional programming service where we can load the correct tune for your bike before shipping. If you choose that option, the Model Validator must be completed so we know exactly what to program.
What is the Model Validator and why is it required?
The Model Validator is used to confirm your exact year, make, and model to ensure compatibility with the ERM and available tuning. It helps prevent ordering the wrong product or loading an incorrect tune. If you select ERM programming, this information is also used to install the correct tune before shipping. Completing the Model Validator is required for accurate setup and support.
Can you program the ERM for me?
Yes. ERM programming is available as an optional add-on at checkout. If selected, we will load the correct tune for your bike before shipping so it’s ready to use. The Model Validator must be completed so we can match the tune to your exact setup. If you prefer, you can also load tunes yourself using ERM Manager.
If I don’t select programming, what do I need to do?
If you do not select programming, you will need to load the tune file(s) onto the ERM yourself using ERM Manager on a computer. Once the files are loaded, you can connect the ERM to your bike and flash the ECU. The process is straightforward, but it does require basic computer use. This option gives you full flexibility to manage and update your tunes.
Do I need to mail my ECU in?
No. The ERM allows you to flash your ECU directly through your bike’s diagnostic port, so there is no need to send your ECU in. This makes it a much faster and more flexible option compared to a mail-in service. You can make changes whenever you want without downtime.
Is the ERM plug-and-play?
Yes. Once the ERM is loaded with a tune, it connects directly to your bike and guides you through the flashing process. No permanent modifications are required. You simply connect the device, follow the prompts, and flash the ECU.
How long does flashing take?
Flashing the ECU typically takes about 15 seconds once everything is properly connected. The entire process only takes a few minutes including setup. Always ensure the battery is fully charged before starting.
Can I save my stock tune?
Yes. The ERM can store your original factory tune along with additional performance tunes. This allows you to revert back to stock if needed and gives you a baseline for comparison.
How many tunes can I store on the ERM?
The ERM can store your original tune plus up to two additional tunes at the same time, depending on the model. This allows you to switch between different setups or riding styles.
Can I switch between tunes/maps?
Yes. You can flash any stored tune onto your ECU whenever needed. This allows you to change performance based on terrain, riding style, or modifications.
What does the ERM change?
The ERM allows changes to ECU-controlled parameters such as fueling and ignition timing. These adjustments can improve throttle response, power delivery, and overall rideability.
Does the ERM allow tuning adjustments?
Yes. Every ERM includes Basic Tuning, which allows adjustments based on RPM and throttle position. This makes it possible to fine-tune performance without advanced software.
Where does the ERM plug into the bike?
The ERM connects to your bike’s diagnostic port, typically located under the seat. Some models may require an adapter cable.
Do I need a computer to use the ERM?
Yes. A computer is required to load tune files onto the ERM using ERM Manager. The computer is not needed during the flashing process itself.
Can I use the ERM with other performance mods?
Yes, but the tune must match your setup for best results. Using the correct tune ensures proper performance and reliability.
Will the ERM fix bogging or hesitation?
Proper tuning can improve these issues, but results depend on the overall condition of the bike. Mechanical problems must be addressed first.
Is there any risk of damaging my ECU?
When used correctly, the ERM is designed to flash safely. Ensure the battery is fully charged and do not disconnect the device during flashing.
Does the ERM need to stay connected while riding?
No. The ERM does not need to remain connected after flashing. It can be removed and stored until needed again.
How do I know which tune/map I need?
The correct tune depends on your exact year/model and setup. Completing the Model Validator ensures the correct tune is selected. If unsure, contact us for guidance.
ECU Reflash (Mail-In Service)
What is the Mail-In ECU Reflash?
The Mail-In ECU Reflash is a service where you send your ECU to us and we program it with a tune matched to your exact year, model, and setup. This allows you to get the same proven performance tuning without needing to purchase a separate device. It’s a simple, hands-off option for riders who want improved performance without managing tuning themselves.
Is the Mail-In ECU Reflash more budget-friendly than the ERM?
Yes. The Mail-In ECU Reflash is the more economical option compared to the ERM. It provides the same proven tuning performance, but without the ability to store multiple maps or make changes yourself. It’s ideal for riders who want a strong, reliable setup without additional flexibility.
Do you use the same tunes as the ERM?
Yes. The Mail-In ECU Reflash uses the same proven TSP tunes that are available for the ERM. The difference is that we apply the tune for you instead of you managing it yourself. This ensures you still get high-quality, tested performance gains.
Do I need an ERM for this service?
No. The Mail-In ECU Reflash is a standalone service, so you do not need an ERM device. We handle the programming here in-house and return your ECU ready to install. This makes it a simple option for riders who don’t need ongoing tuning control.
Do I need to ship my ECU?
Yes. This is a Mail-In service, so your ECU must be removed from the bike and shipped to us for programming. Once complete, we send it back ready to install. Proper packaging and including all required information helps ensure a smooth process.
Do I need to include a Work Order Form?
Yes. A completed Work Order Form must be included with your ECU so we can confirm your bike details and return shipping information. This ensures the correct tune is applied and avoids delays in processing your order.
Do you need my VIN number?
For TBI models, yes. Including your VIN allows us to properly access and program your ECU. Be sure this information is included on the Work Order Form to avoid delays.
How do I remove and ship my ECU?
Remove the ECU from your bike, package it securely, and include your completed Work Order Form. Shipping details are provided on the form. If you’re unsure how to locate or remove the ECU, contact us and we can guide you.
How long does the Mail-In ECU Reflash take?
Typical turnaround is 24-48 hours from when we receive your ECU and completed Work Order Form (Monday through Thursday). After programming, your ECU is shipped back promptly. Shipping time will depend on your location.
Will I be able to switch maps after the reflash?
No. The ECU will be flashed with a single tune based on your order. If you want the ability to switch between multiple maps or adjust tuning yourself, the ERM is the better option.
Power Kits
What is a TSP Power Kit?
A TSP Power Kit is a complete performance package designed to improve power, throttle response, and overall rideability. It typically includes a cylinder head with interchangeable inserts, an ERM or tuning solution, and supporting components. These kits are designed to work together as a matched system for optimal results. They take the guesswork out of building a performance setup.
What comes in a Power Kit?
Most Power Kits include a TSP head and insert, spark plug, gasket kit, and an ERM or recommended tuning solution. The exact contents may vary depending on the model and kit type. Each component is selected to work together for reliable performance gains. Always check the product page for the exact kit contents.
Do I need a Power Kit or just an ERM?
If your bike is otherwise stock, a Power Kit is the best option because it combines hardware and tuning designed to work together. An ERM alone can improve performance, but it won’t deliver the full benefits of a matched setup. Power Kits are ideal for riders looking for maximum performance gains with minimal guesswork.
How do I choose the right Power Kit?
Choosing the right Power Kit depends on your bike’s year, model, and riding style. The Model Validator helps confirm compatibility and ensures you select the correct kit. If you’re unsure, contact us with your bike details and we can guide you to the best option.
What is the difference between TPI and TBI Power Kits?
TPI Power Kits and TBI Power Kits are designed for different fuel injection systems. TPI (Transfer Port Injection) and TBI (Throttle Body Injection) require different tuning and hardware setups. It’s important to select the correct kit for your bike’s system to ensure compatibility and performance.
What does the head insert do?
The head insert changes the combustion chamber characteristics, which affects compression and power delivery. Different inserts are designed for specific riding styles, fuel types, and elevations. Choosing the correct insert is key to getting the most out of your Power Kit.
Do I need to run premium fuel with a Power Kit?
Fuel requirements depend on the insert and setup you choose. Some configurations require higher octane fuel to prevent detonation. Always follow the recommended fuel guidelines for your specific kit and insert.
Will a Power Kit make my bike run hotter?
A properly matched Power Kit should not cause overheating when installed and tuned correctly. In many cases, improved efficiency can actually help stabilize engine temperatures. As with any performance setup, proper maintenance and cooling system condition are important.
Is installation difficult?
Installation is straightforward for most riders with basic mechanical skills. The head swap and supporting components can typically be installed with standard tools. If you’re not comfortable doing the work yourself, a qualified shop can complete the installation.
Do I need to change my riding style after installing a Power Kit?
You may notice improved throttle response and stronger power delivery, but the bike will still feel natural to ride. Most riders adapt quickly and benefit from the improved performance. Fine-tuning can help tailor the feel to your preferences.
Can I run a Power Kit with other mods?
Yes, but it’s important that your tuning matches your full setup. Combining parts from different manufacturers can require adjustments to get the best results. Power Kits are designed to work as a complete system, so mixing components should be done carefully.
Will a Power Kit improve low-end torque?
Yes. One of the main benefits of a Power Kit is improved low-end torque and smoother power delivery. This makes the bike easier to ride in technical terrain and improves overall control.
Is a Power Kit worth it for casual riders?
Yes. Even casual riders can benefit from improved throttle response and smoother power delivery. The bike becomes easier to ride and more predictable, not just more powerful.
Do I need to rejet or adjust fueling manually?
No manual rejetting is required when using the correct tuning with your Power Kit. The included or recommended tuning handles fueling adjustments electronically. This is one of the advantages of a matched system.
What else should I consider when buying a Power Kit?
Consider your riding style, terrain, fuel availability, and future modifications. Choosing the right insert and tuning setup is just as important as the hardware. If you’re unsure, we can help recommend the best configuration for your needs.
Heads, Inserts & Compression
What is a head insert?
A head insert is the interchangeable combustion chamber component inside a TSP cylinder head. It controls compression characteristics and how the engine burns fuel. Different inserts are designed to optimize performance for specific riding styles, fuel types, and conditions. Choosing the correct insert is key to getting the best performance from your setup.
Why would I change my head insert?
Changing the head insert allows you to tailor how your engine delivers power. Different inserts can improve low-end torque, smooth out power delivery, or optimize performance for specific fuels. It’s one of the most effective ways to fine-tune how your bike feels without major engine modifications.
How do I choose the right head insert?
The correct insert depends on your bike, fuel type, elevation, and riding style. Some inserts are designed for aggressive riding, while others are better for technical terrain or smoother delivery. If you’re unsure, provide your full setup and riding conditions and we can recommend the best option.
Do I need a different insert for different fuel types?
Yes. Fuel type plays a major role in selecting the correct insert. Higher compression inserts may require higher octane fuel to prevent detonation. Always match your insert choice to the fuel you plan to run for safe and optimal performance.
What happens if I run the wrong insert?
Running the wrong insert can lead to poor performance or potential engine damage. For example, too much compression for your fuel can cause detonation. Too little compression may reduce power and efficiency. That’s why matching the insert to your setup is important.
Will a head insert increase power?
Yes, when properly matched, a head insert can improve both power and throttle response. It can also make the power more usable and predictable. The biggest gains often come from how the power is delivered, not just peak horsepower.
Does elevation affect which insert I should use?
Yes. Elevation affects air density, which impacts engine performance. Higher elevations typically require different compression characteristics than lower elevations. Choosing the correct insert for your riding elevation helps maintain optimal performance.
Do I need to retune my bike when changing inserts?
In most cases, yes. Changing the insert alters combustion characteristics, so tuning adjustments may be needed for best results. If you are using an ERM or tuned ECU, matching the tune to the insert is recommended.
Is installation of a head insert difficult?
Installation is straightforward for most riders with basic mechanical skills. It involves removing the cylinder head and swapping the insert. Proper torque and sealing are important, so follow instructions carefully or have a professional install it.
Can I switch inserts easily?
Yes. One of the advantages of a TSP head system is the ability to swap inserts relatively easily. This allows you to adapt your bike for different riding conditions or fuel types. However, changes should be done carefully and with proper setup considerations.
Will a head insert affect engine reliability?
When properly matched and installed, a head insert should not negatively impact reliability. In fact, optimized combustion can improve efficiency. Problems typically only occur when the insert is mismatched to fuel or setup.
Do I need different inserts for racing vs trail riding?
Often, yes. Racing setups may favor more aggressive power delivery, while trail riding typically benefits from smoother, more controllable power. Choosing the right insert helps match the bike to your riding style.
How does a head insert compare to other performance mods?
A head insert is one of the most impactful and cost-effective performance upgrades. It works directly on combustion efficiency, which influences how the engine produces power. When combined with proper tuning, it becomes even more effective.
Can I run a head insert without changing anything else?
Yes, but results are best when the insert is paired with proper tuning. While you may see improvements on its own, a matched system (head + tuning) delivers the best performance and reliability.
What else should I consider when choosing an insert?
Consider your fuel availability, elevation, riding style, and future upgrades. These factors all influence which insert will work best. If you’re unsure, we can help guide you to the correct setup.
Troubleshooting
Why is my bike bogging?
Bogging is usually caused by incorrect fueling, air leaks, or an improper tune for your setup. Start by confirming your bike is mechanically sound, including checking for intake leaks and proper fuel delivery. If everything checks out, the issue is often resolved with the correct ECU tune matched to your setup. Using the Model Validator helps ensure the tune is appropriate.
What causes flameouts?
Flameouts are typically caused by lean fueling, poor idle settings, or improper tuning. They can also be influenced by riding conditions and clutch control. Ensuring your bike has the correct tune and is mechanically sound will significantly reduce flameouts. In many cases, updated tuning resolves the issue.
Why does my bike hesitate on throttle?
Throttle hesitation is often related to fueling inconsistencies or ignition timing. It can also be caused by sensor issues or incorrect tuning. Verifying your setup and ensuring you are using the correct tune for your modifications is key to resolving this problem.
Will tuning fix my bike’s issues?
Tuning can improve many common performance issues, but it is not a replacement for proper mechanical condition. Problems like worn components, air leaks, or fuel system issues should be addressed first. Once the bike is mechanically sound, proper tuning can significantly improve performance and rideability.
How do I know if my bike has a mechanical issue or tuning issue?
A good starting point is to verify all basic mechanical systems are functioning correctly. This includes checking for air leaks, fuel delivery, spark, and sensor connections. If everything checks out and issues persist, tuning is likely the cause. A properly matched tune should provide smooth and consistent performance.
Why does my bike feel too rich or too lean?
A rich condition may feel sluggish or produce excess smoke, while a lean condition can cause hesitation or overheating. Both are often related to incorrect tuning or mismatched setup. Ensuring your tune matches your bike’s configuration is critical to resolving these issues.
Can a pipe or mod cause performance issues?
Yes. Adding performance parts without proper tuning can lead to poor performance. Each modification changes how the engine behaves, so the tune must match the setup. Using a matched system or updating your tune will help restore proper performance.
Why is my bike running hotter than normal?
Higher engine temperatures can be caused by lean fueling, cooling system issues, or aggressive riding conditions. Verify your cooling system is functioning properly and that your tune is appropriate for your setup. Proper tuning can help maintain stable operating temperatures.
What should I check before blaming tuning?
Check for air leaks, fuel delivery issues, spark condition, and sensor connections. Ensure your bike is properly maintained and all components are functioning as expected. Tuning should only be evaluated after confirming the bike is mechanically sound.
Can bad fuel cause performance issues?
Yes. Low-quality or incorrect fuel can cause poor performance, knocking, or hesitation. Always use the recommended fuel for your setup and ensure it is fresh. Fuel quality plays a significant role in engine performance.
Why does my bike stall easily?
Frequent stalling can be caused by lean fueling, low idle settings, or incorrect tuning. It can also be influenced by riding technique. Adjusting idle and ensuring proper tuning typically resolves this issue.
Why does my bike feel inconsistent?
Inconsistent performance can be caused by fluctuating fueling, sensor issues, or environmental factors like temperature and elevation. A stable, matched tune helps reduce variability and improve consistency.
Can elevation changes affect performance?
Yes. Changes in elevation affect air density and engine performance. A tune that works well at one elevation may not perform the same at another. Adjustments or different maps may be needed for significant elevation changes.
Do I need to adjust tuning for weather changes?
Weather conditions such as temperature and humidity can impact engine performance. While modern tuning compensates for many changes, significant differences may still require adjustments for optimal performance.
When should I contact support?
If you’ve confirmed your bike is mechanically sound and are still experiencing issues, contact us with your full setup details. This includes your bike model, modifications, fuel type, and riding conditions. We can help diagnose the issue and recommend the best solution.
Buyer Decisions
Should I choose ERM or Mail-In ECU Reflash?
Choose the ERM if you want the ability to store multiple tunes, switch maps, and make changes yourself. Choose the Mail-In ECU Reflash if you want a simple, budget-friendly option where we handle the tuning for you. Both use the same proven tunes, but the ERM offers more flexibility while the Mail-In service is more hands-off.
Should I buy a Power Kit or just an ERM?
If your bike is mostly stock, a Power Kit is the best choice because it combines hardware and tuning designed to work together. An ERM alone can improve performance, but it won’t deliver the full benefits of a matched system. Power Kits are ideal if you want maximum performance gains with minimal guesswork.
Is a Power Kit worth the money?
Yes. A Power Kit provides a noticeable improvement in throttle response, power delivery, and overall rideability. Because all components are designed to work together, it removes the guesswork of mixing parts and tuning. For many riders, it’s the most effective way to upgrade performance.
Do I need tuning if I upgrade parts on my bike?
Yes. Performance parts change how your engine behaves, and proper tuning ensures those changes work correctly. Running upgrades without matching tuning can lead to poor performance or reliability issues. A matched tune helps you get the most out of your setup.
What is the easiest way to improve my bike’s performance?
The easiest and most effective upgrade is using a matched system like a Carb Power Kit, TPI Power Kit, or TBI Power Kit or proper ECU tuning. These options provide noticeable improvements without requiring complex modifications. They are designed to work together and deliver consistent results.
How do I know which product is right for me?
The right choice depends on your bike, riding style, and goals. The Model Validator helps ensure compatibility and guides you toward the correct product. If you’re unsure, contact us with your setup and we can recommend the best option.
Is the ERM worth it if I only ride casually?
If you want flexibility to adjust or switch tunes, the ERM is still a great option. However, if you prefer a simple, set-it-and-forget-it solution, the Mail-In ECU Reflash may be a better fit. Both options improve performance, but they offer different levels of control.
Can I start with a Mail-In Reflash and upgrade later?
Yes. Many riders start with a Mail-In ECU Reflash and later upgrade to an ERM for added flexibility. Your initial tuning experience will still be beneficial, and upgrading gives you more control over future changes.
What gives the biggest performance improvement?
A complete system, such as a Power Kit combined with proper tuning, provides the most noticeable gains. While individual upgrades help, the biggest improvements come from components that are designed to work together.
Do I need a Power Kit if I already have some mods?
Not always, but a Power Kit ensures all components work together correctly. If your current setup is mixed, you may benefit from a matched system or updated tuning to improve performance and reliability.
Is tuning safe for my engine?
Yes, when done correctly and matched to your setup. Proper tuning improves efficiency and performance. Issues typically only occur when tuning does not match the bike’s configuration or fuel requirements.
What should I prioritize first: parts or tuning?
Tuning should match your parts, so both are important. If your bike is stock, starting with tuning can provide noticeable improvements. If you plan to add parts, consider a matched system like a Power Kit to ensure everything works together.
Ordering & Shipping
How do I know if I’m ordering the correct product?
Use the Model Validator on the product page before ordering. It helps confirm your exact year, make, and model so you choose the correct product or service. This is especially important for ECU tuning, ERM programming, Power Kits, and model-specific performance parts. If you’re still unsure, contact us before placing the order.
Why is the Model Validator important?
The Model Validator helps confirm compatibility before you buy. Many products are specific to a certain year, make, model, or engine platform, so guessing can lead to the wrong part or tune. Completing the validator helps us verify fitment and provide accurate support if there are questions later.
What information should I provide when ordering?
For performance parts and tuning, include your exact year, make, model, and current setup. Helpful details include pipe, reeds, head/insert, intake, fuel type, elevation, and any major modifications. The more accurate the information, the easier it is to match the correct product or tune to your bike. There is an Order Notes section available when placing your order.
Can I contact you before ordering?
Yes. If you are unsure which product fits your bike or which setup is best, contact us before placing the order. Before contacting us, be sure to read through the FAQs and the product page information, as most questions will be answered by doing that. When you do contact us, please include your year, make, model, current mods, and riding goals. This helps us give you a better recommendation and reduces the chance of ordering the wrong item.
How do I order a Mail-In ECU Reflash?
Choose the Mail-In ECU Reflash product that matches your exact bike and complete the required product information. After ordering, remove your ECU, complete the Work Order Form, and include it in the box with your ECU. The Work Order Form helps us confirm your bike details and return shipping information.
Do I need to include a Work Order Form with my ECU?
Yes. For Mail-In ECU Reflash services, include a completed Work Order Form in the package with your ECU. This helps us match the ECU to your order and confirm the correct tuning information. Missing paperwork can delay processing.
Where do I send my ECU for a Mail-In Reflash?
Use the shipping instructions provided with the Work Order Form or on the How to Order page. Make sure your ECU is packaged securely and that your completed paperwork is included in the box. If anything is unclear, contact us before shipping.
How should I package my ECU?
Package the ECU securely so it cannot move around inside the box. Use padding to protect it from impact during shipping. Include your completed Work Order Form and make sure your contact and return shipping information are accurate. We recommend using a trackable shipping method.
How long does a Mail-In ECU Reflash take?
Typical turnaround is 24-48 hours from when we receive your ECU and completed Work Order Form, Monday through Thursday. Return shipping time depends on your location and selected shipping method. Missing information or incorrect paperwork may delay processing.
How long does shipping take?
Shipping time depends on the carrier, service selected, and destination. Once your order ships, transit time is controlled by the carrier. If you need something by a specific date, contact us before ordering so we can help you choose the best option.
Do you provide tracking information?
Yes. When your order ships, tracking information is typically sent to the email address used at checkout. If you do not see it, check your spam or promotions folder first. You can also contact us with your order number if you need help locating tracking details.
Can I change my order after placing it?
Contact us as soon as possible if you need to change an order. If the order has not been processed or shipped, we may be able to help. Custom, programmed, or service-based orders can become difficult to change once work has started.
What if I ordered the wrong product?
Contact us right away if you think you ordered the wrong item. Do not install or use the product until we confirm the correct option. The Model Validator is designed to reduce these issues, but we can help review your bike details and guide you toward the correct part or service.
Can I cancel my order?
Contact us as quickly as possible if you need to cancel. If the order has not shipped or work has not started, cancellation may be possible. Once a product has shipped, been programmed, or a service has begun, cancellation options may be limited.
Do you accept returns?
Return eligibility depends on the product, condition, and whether the item has been installed, used, programmed, or customized. Contact us before sending anything back so we can review the situation. Some electronic, tuning, and service-related items may have restrictions. Return policy can be found on our Warranty & Returns page.
What should I do if my package is damaged?
If your package arrives damaged, take photos of the box, packaging, and item before discarding anything. Contact us as soon as possible with your order number and photos. This helps us work with the carrier and determine the best next step.
What should I do if something is missing from my order?
Contact us with your order number and a description of what appears to be missing. Keep all packaging until the issue is resolved. We will review the order and help determine whether anything was shipped separately or needs correction.
How do I get the fastest help with an order question?
Include your order number, year/make/model, and a clear description of the question or issue when you contact us. For tuning or compatibility questions, also include your current setup and fuel type. Providing complete information up front helps us respond faster and more accurately.