Fmf 4.1 Rct Exhaust With Megabomb - Anodized Titanium 045639

• The Factory 4.1 RCT incorporates FMF Resonance Chamber Technology? both internally and externally
• Shorter overall length that is less susceptible to crash damage and complementary to FMF's Factory Forward Engineering - moving the muffler closer to the motor to centralize mass
• The Factory 4.1 RCT is constructed from only aerospace grade materials that meet FMF's exacting specifications and is manufactured 100% at their Southern California factory
• Massive Power gains throughout the RPM range.
• Huge weight savings
• New RTS (Rapid Tuning System)
• Includes MegaBomb header
• Includes spark arrestor screen insert

KTM -- 450 XC-F -- (2019, 2020, 2021, 2022); KTM -- 450 SX-F FE -- (2018, 2019, 2020); KTM -- 450 SX-F -- (2019, 2020, 2021, 2022); Husqvarna -- FC 450 -- (2020, 2019, 2018, 2021, 2021, 2022); Husqvarna -- FX 450 -- (2019, 2020, 2021, 2022); Gas Gas -- EX 450F -- (2021, 2022, 2023); Gas Gas -- MC 450F -- (2022, 2021, 2023)