Powercore 2 Shorty Silencer. The Shorty Silencer is the most desirable silencer for supercross performance. KTM SX 125 2004-2010. KTM SX 144 2007-2008. KTM SX 150 2009-2010. KTM XC 150 2010-2010. Overall length of canister and core is shorter to improve the hit of your machine.
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