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FMF Racing Powercore 4 Universal S/A Muffler - 040633

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.

FMF Racing Factory 4.1/4.1C 94 db Quietcore Insert - 040631

Replacement quiet core insert for Factorcy 4.1/C systems.

FMF Racing Stainless Header Heat Shield (Universal) - 040231

These Carbon Fiber heat shields are made to fit all FMF Titanium and Stainless Steel Megabomb Header systems. Use what the FMF Factory teams use!

FMF Racing Titanium Header Heat Shield (Universal) - 040230

These Carbon Fiber heat shields are made to fit all FMF Titanium and Stainless Steel Megabomb Header systems. Use what the FMF Factory teams use!

FMF Racing Long STRP MNT w/ Rubber Sleeve - Powercore 4 Q Q2 - 040198

Replacment long strap exhuast mount with rubber sleeve. Compatible with Powercore 4, Q, and Q2 systems.

FMF Racing Medium STRP MNT w/ Rubber Sleeve - Powercore 4 Q Q2 - 040197

FMF Racing Medium STRP MNT w/ Rubber Sleeve - Powercore 4 Q Q2

FMF Racing Short STRP MNT w/ Rubber Sleeve - Powercore 4 Q Q2 - 040196

Short strap mount with rubber sleeve for use with Powercore 4, Q and Q2 series systems.

FMF Racing Anodized Titanium 4 Factory 4.1 Replacement Springs (2) - 040186

FMF Racing Anodized Titanium 4 Factory 4.1 Replacement Springs (2)

FMF Racing Honda XR80 86-90/ 93-00 XR100 86-00 Powercore 4 S/A Muffler w/SS Header - 040084

Race-inspired, price-point muffler made for maximum power output. Aircraft-quality extruded aluminum canister with stainless steel components.This Part Fits:YearMakeModelSubmodel1986-2000HondaXR100RBase1986-1990HondaXR80RBase

FMF Racing Honda XR80 86-90/ 93-00 XR100 86-00 Powercore 4 Muffler w/SS Header - 040083

Race-inspired, price-point muffler made for maximum power output. Aircraft-quality extruded aluminum canister with stainless steel components.This Part Fits:YearMakeModelSubmodel1986-2000HondaXR100RBase1986-1990HondaXR80RBase

FMF Racing Yamaha TTR90 00-07 Powercore 4 Muffler w/SS Header - 040080

Race-inspired, price-point muffler made for maximum power output. Aircraft-quality extruded aluminum canister with stainless steel components.

FMF Racing Yamaha YZ250F 01-06/WR250F 01-13 SS Powerbomb Header - 040073

The redesigned PowerBomb is a 4-stroke header that incoporates FMF's patented PowerBomb module at a precise location in the initial stage of the header, resulting in performance gains and improved flow.This Part...