AS3 Performance Cooling Kit. AS3 Performance. CNC machined high flow oversized water pump impeller. 2008-2011 KTM 530 EXC. 2008-2011 KTM 450 EXC. 2009-2010 KTM 530 XC-W. KTM 400 450 530 EXC XC-W XCR-W.
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