
ATV/UTV$6.36

FMF RACING
Out of stock · stock as of Sep 3, 2026
Shipping calculated at checkout
30-day returns on unused parts
Big Bore Fatty The Factory Fatty is reminiscent of the “works” or cone pipe once used by Factory Teams. It shares many of the same characteristics with its’ craftsmanship and material quality. Works with Big Bore 023065 Lighter 20-gauge steel used for the body of the pipe 19-Gauge steel used for the header portion Includes O-rings Hand-pounded seams for smooth flow transitions



