NEW OLD STOCK FEEL FREE TO MAKE A OFFER! For max low end boost! Features: Electro-nickel plated for a non-chip finish that will not discolor Heavy-duty Torque pipe for late model 200cc and up and uses a heavy duty 18 gauge steel body to hold up to the rigors of off-road riding. VERIFIED KTM FITMENT WITH FMF, FOR HUSQVARNA REACH OUT TO FMF. Make Model Year KTM 250 EXC 04-05 KTM 250 MXC 04-05 KTM 250 SX 03-10 KTM 250 XC 06-10 KTM 250 XC-W 06-10 KTM 250 XC-W (E) 08-09 KTM 300 EXC 04-05 KTM 300 MXC 04-05 KTM 300 XC 06-10 KTM 300 XC-W 06-10 KTM 300 XC-W (E) 08-09 LET ME KNOW IF YOU HAVE ANY QUESTIONS