VELOCITY STACKS KTM 250-500, PROX 38.VS6001

Alloy tube is specially designed and developed to adjust flow so that the engine gets improved bottom power at part openings, plus better and smoother throttle response without re-mapping the ECU. The ProX Velocity Stack will significantly improve drivability and increases torque at the lower rev range, exactly the area where the power is needed!

KTM 250 SX-F (2011-2012), KTM 450 EXC (2012), KTM 250 EXC-F (2012), KTM 350 SX-F (2011-2012), KTM 350 EXC-F (2012), KTM 500 EXC (2012),

PROX 38.VS6001