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FMF - Factory 4.1 Complete System with RCT
All new incorporating the latest in Resonance Chamber Technology
Patented core shape lowers sound level while maintaining maximum power output
Patented canister shape increases internal volume for more sound absorbing material
Patented chamber design to enhance and refine exhaust pressure
Factory Forward Engineering centralizes mass and is less prone to crash damage
Tuned exhaust with optimized core specifications for each application
Innovative rear endcap for simple installation of tuning tip inserts or spark arrestor
Comes With 94db Insert.
I would buy this product again and again.
Great product of fmf, great power delivery!!. Btosports the best bike store.
Best exhaust money can buy
Best power increase bottom, mid, and top
Fits perfect gives great power gains and sounds sweet
I Would buy this product again
FMF - Factory 4.1 RCT Complete System (Yamaha)
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