EDR Performance Velocity stacks R9, MT-09, MT-09SP, Tracer 900, XSR900, CP3 engines

Please note our stacks are a proprietary Onyx with carbon fiber material. It has an extremely high temp >505*f and is race fuel resistant. Unlike the others that use far inferior materials that can distort or even melt inside your engine due to heat and or fuel additives, race fuels and ethanol's, our stacks wont!

These stacks are for race use, off road competition use only. Not road legal! As of January 2026 due to extremely high demand your velocity stack order may take 5-10 business day lead time. We fulfill all orders in the order received. These are custom made for you and as such do take some time. 

**PLEASE NOTE: As of Summer 2025 due to extremely high demand your velocity stack order may take 2-3 weeks lead time. We fulfill all orders in the order received. These are custom made for you and as such do take some time. 

These products are intended for closed course off road competition use only. Use of this product for any other purpose is strictly prohibited. The buyer assumes all responsibility to local laws, regulations and use. All 3D products by EDR Performance, INC are made to order therefore non cancelable, refundable or returnable. We always will warranty any item needing 1 year from the date of purchase.  Racing parts are never legal for sale or use in California or any pollution controlled vehicle.

These products are 100% made to order, as such there is no cancellation, returns or refunds. If you need to make changes please contact us directly via email with your order number at Info@edrperformance.com. No exceptions unless EDR Performance Inc gives written confirmation.