Fmf Racing 042371 Factory 4.1 RCT Slip-On - Blue Anodized Titanium - Carbon Fiber Endcap engine-pistons in the market

in the market

2016-2019 Aprilia RSV4 RR

2022-2023 KTM 50 SX

2017-2018 KTM 150 XC-W

Fmf Racing 042371 Factory 4.1 RCT Slip-On - Blue Anodized Titanium - Carbon Fiber Endcap engine-pistons in the marketMarketing Color: Blue Material: Titanium Incorporating 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