FMF Factory 4.1 RCT Muffler - Aluminum KX450F 2012-2015 042292 1821-1393 Heat Shield Breathable mesh 3D liner with

Breathable mesh 3D liner with anti-sliding microfiber suede reinforcement on the heel area

Silencer mounts using a stealth 100% carbon fiber strap

Conical expansion structure Plastic heat protection casing Expansion body made of 10/10 steel High temperature resistant electrostatic painting treatment To improve its sound-proofing

Flexible back connector between the left and right frames allows the neck support to follow the body's movements when riding

Also have favorable properties for high heat insulation and exhaust mount insulation

FMF Factory 4.1 RCT Muffler - Aluminum KX450F 2012-2015 042292 1821-1393 Heat Shield Breathable mesh 3D liner withThe Factory 4. 1 RCT incorporates FMF's Resonance Chamber Technology both internally and externally In addition, FMF achieves a shorter overall length that is less susceptible to crash damage and complementary to their 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 their exacting specifications and is manufactured 100% at their