400/450/530 R Series

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DMC Afterburner muffler system Price: $299.00 Quantity: Works Great with HTR Pro Header. Will fit stock header too. Race/Offroad applications only. Specify Year/Model.	DMC Quiet Muffler System Price: $299.00 Quantity: Works Great with HTR Pro Header. Will fit stock header too. Includes Spark Arrestor. Meets 96db sound level requirements. Specify Year/Model.
FMF Q4 Titanium Muffler Price: $309.00 Quantity: Works excellent with HTR Pro Header. Will fit stock header too. Spark Arrestor included. Meets 96db sound level requirements. Specify Year/Model.	HTR Pro cylinder head porting Price: $250.00 Quantity: Full CNC Intake/Exhaust porting. Highly recommended for 350 Stroker!
HTR Billet Oil Cooler Kit R Price: $389.00 Quantity: HTR Billet Oil Cooler Kit for KTM 400/450/530 R series motors. INCREASES OIL CAPACITY BY 88%! Extends oil change intervals and reduces oil temperature up tp 40 degrees F. Manufactured from billet aircraft aluminum and leakproof. Easy installation. Comes w	HTR Tork Valves Price: $69.00 Quantity: HTR Tork Valves are machined out of billet stainless steel and fit into your stock exhaust header. Each kit includes one Bottom-End Tork Valve and one Mid-Range Tork Valve for power tuning preference.