FMF Mini Powercore 4 Exhaust System Yamaha TTR 90 2000-2007

FMF Mini Powercore 4 Exhaust System Yamaha TTR 90 The FMF Mini Powercore 4 Pipe offers the best bang for your buck in terms of easy bolt on performance for your mini. Constructed of a Hi-Flo stainless steel header, stainless steel core and end cap, and aircraft grade aluminum canister. The Mini Powercore 4 Exhaust weighs in pounds less than stock and offers greatly improved throttle response, you will swear the motor has been bored and stroked with the first twist of the throttle. Features: Hi-Flo header and end cap Pounds lighter than stock Improved throttle response Weight: 3.1 lbs 100% Made in the USA