Yoshimura RS-4 SS Muffler 2011-2015 KTM 250-500 | 263502D32 Exhaust Accessories The RS-4 features a Polyresonant

The RS-4 features a Polyresonant duplex chamber and two-staged stepped baffle for increased performance

number plate

Offer superior protection and combined with No-Toil Biodegradable Air Filter Cleaner makes the safest and easiest way to maintain your air filter

two Torx head

Kit comes with two sets of pulling arms: 2-3/4" and 4-1/2"

Yoshimura RS-4 SS Muffler 2011-2015 KTM 250-500 | 263502D32 Exhaust Accessories The RS-4 features a PolyresonantFitment KTM 250SX F 2011 2015 KTM 350EXC F 2011 2015 KTM 350SX F 2011 2015 KTM 350XC F 2014 2015 KTM 450SX F 2011 2015 KTM 450SX F FACTORY EDITION 2012 KTM 450XC F 2013 2015 KTM 450XC W 2012 2015 KTM 500EXC 2012 2015 KTM 500XC W 2012 2015 *FITMENT NOTE: This system fits 350EXC F and 500EXC only when license plate and turn signals are removed. The work that went into developing the RS 4 muffler has paid big dividends in Off road Racing; winning