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400/450/525 RFS

Displaying products 1 - 12 of 12 results
DMC Afterburner muffler system
Price: $299.00
DMC Afterburner muffler system
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
DMC Quiet Muffler System
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
FMF Q4 Titanium Muffler
Works excellent with HTR Pro Header. Will fit stock header too. Spark Arrestor included. Meets 96db sound level requirements. Specify Year/Model.
HTR Power Header
Price: $199.00
HTR Power Header
Will fit both stock or aftermarket mufflers. Specify Year/Model. NOT AVAILABLE FOR 2007 KTM 250 SXF ONLY!
HTR Pro cylinder head porting
Price: $250.00
HTR Pro cylinder head porting
Full CNC Intake/Exhaust porting. Highly recommended for race applications and/or engine kits with large increases in displacement (i.e. 250 to 320/350).
480 SX Big Bore Kit (Includes installation into customers cylinder)
Price: $749.00
480 SX Big Bore Kit (Includes installation into customers cylinder)
Includes: Gasket Kit, Installation of HTR 483 liner into your 450 SX cylinder and HTR 483 piston kit.
483 EXC/MXC Big Bore Kit (Includes installation into customers cylinder)
Price: $749.00
483 EXC/MXC Big Bore Kit (Includes installation into customers cylinder)
Includes: Gasket Kit, Installation of HTR 483 liner into your 400 EXC/MXC cylinder and HTR 483 piston kit.
543 EXC/MXC Big Bore Kit (Includes installation into customers cylinder)
Price: $749.00
543 EXC/MXC Big Bore Kit (Includes installation into customers cylinder)
Includes: Gasket Kit, Installation of HTR 543 liner into your 450 EXC/MXC or 525 cylinder and HTR 543 piston kit.
HTR Billet Oil Cooler Kit RFS
Price: $429.00
HTR Billet Oil Cooler Kit RFS
Patented Oil Cooler system. Reservoir is machined from solid aircraft aluminum billet. Includes hi-pressure braided stainless steel lines and all nescessary hardware and fittings. Reduces oil temperature up to 30 F and adds approximately 52% more oil capa
HTR Velocity Stack
Price: $119.00
HTR Velocity Stack
Dramatically increases intake air velocity and bottom end without sacrificing top end performance. Available for 2003-2005 models.
Powervane
Price: $69.00
Powervane
Fits directly into cylinder head intake port with no modifications. This is the best innovation on the market to improve bottom-end and mid-range power on your RFS. Available for 2003-2007 400-525 RFS models.
Rear Shock Heim Joint Grease Bolt and Bushing kit
Price: $49.95
Rear Shock Heim Joint Grease Bolt and Bushing kit
AS FEATURED IN MOTOCROSS ACTION. For use in all late model KTM PDS systems. Includes lubrication bolt and bushing kit. For use with stock shock heim joint.