Fmf Racing 042371 Factory 4.1 RCT Slip-On - Blue Anodized Titanium - Carbon Fiber Endcap engine-pistons 2017-2018 Harley Davidson FLHTK Ultra

2017-2018 Harley Davidson FLHTK Ultra Limited

2024 Honda TRX250TE FourTrax Recon ES

2022-2023 KTM 50 SX

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Fmf Racing 042371 Factory 4.1 RCT Slip-On - Blue Anodized Titanium - Carbon Fiber Endcap engine-pistons 2017-2018 Harley Davidson FLHTK UltraMarketing 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