FMF's Fatty Gold Series pipe broadens the powerband and provides a healthy power increase everywhere Improved throttle response, a linear powerband and enhanced over-rev all add up to a pipe that everyone will benefit from If youÆre riding trails, tracks or in the open desert, this pipe has what youÆre looking for FMF RacingÆs Tru-Flo stamping process ensures a perfect fit and optimum performance Includes O-rings. FMF FAT PIPE LT/KFX80