FMF Racing Powercore 2 Shorty Aluminum Muffler w/Stainless End Cap for KTM 250SX/250XC/250XC-W/300XC/300XC-W 11-16/Husqvarna TC 250/TE 250/TE 300 14-1FMF Powercore 2 Shorty Silencer KTM 200 250 300 SX XC XC W Husqvarna TC250 TE250 TE300 Based on the performance proven platform of the Powercore 2 Silencer, FMF created the Powercore 2 Shorty Silencer, which utilizes a shorter aluminum canister and inner core. This design decreases the amount of back pressure in the muffler, which on a 2 stroke will increase throttle response and low to mid range power. If you spend most of your time riding on tight