Muffler

Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for your street, race and off-road applications. We have...

Part Number: fmf044458 Description: FMF Racing Yamaha YZ450F 20-22/YZ450FX 19-23 SS Megabomb Header w/Mid Pipe Color: Stainless Steel Material: Stainless Steel

Part Number: fmf044449 Description: FMF Racing Yamaha YZ250F 19-24/YZ250FX 20-24/WR250F 20-21 SS Megabomb Header w/Mid Pipe Color: Stainless Steel Material: Stainless Steel

The ultimate power boost, the MegaBomb Headers improve performance along the bottom and mid-range powerband. Patented FMF technology combines the benefits of a longer header, with top end peformance of a shorter header.

The ultimate power boost, the MegaBomb Headers improve performance along the bottom and mid-range powerband. Patented FMF technology combines the benefits of a longer header, with top end peformance of a shorter header.This Part...

The ultimate power boost, the MegaBomb Headers improve performance along the bottom and mid-range powerband. Patented FMF technology combines the benefits of a longer header, with top end peformance of a shorter header.

The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash damage and complementary to our Factory Forward...

Part Number: misMMEXH-TIP-CF3P Description: Mishimoto Carbon Fiber Muffler Tip 3in Inlet 4in Outlet Polished SellingPoint01: Carbon fiber and stainless-steel exhaust tip adds sleek and aggressive style SellingPoint02: Available in two different shroud...

Part Number: afe49M30019 Description: MACH Force-Xp 304 Stainless Steel Muffler Body Height: 4 Body Length: 18 Body Width: 9 Finish: Natural Inlet Inside Diameter: 2.5 Shape: Oval Inlet Type: Single Outlet Inside Diameter: 2.5 Color: Natural...

Part Number: fmf042379 Description: FMF Racing Kawasaki KX450F 19-23 / 450X 21 SS SX Megabomb Header Color: Titanium Material: Titanium

The ultimate power boost, the MegaBomb Headers improve performance along the bottom and mid-range powerband. Patented FMF technology combines the benefits of a longer header, with top end peformance of a shorter header.This Part...

The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash damage and complementary to our Factory Forward...