Nitrous Express GM LS 90mm Nitrous Plate Kit (50-400HP) w/12lb Composite Bottle (20934-12) 1569 Cartridge 2003 KTM 450SX Short

Cartridge 2003 KTM 450SX Short Filter

The HD designation signifies the incorporation of a brazing stripe and special mantles to hold the metal matrix in place through the toughest of conditions while ensuring the overall integrity of the catalyst

0 inches and a maximum diameter of 8

Exhaust Type: N1 Evolution Extreme Muffler (N1-X)

Nitrous Express GM LS 90mm Nitrous Plate Kit (50-400HP) w/12lb Composite Bottle (20934-12) 1569 Cartridge 2003 KTM 450SX ShortThe Nitrous Express LS 90mm Plate System features a billet plate that fits all FAST 102 intakes. This 90mm plate bolts between the throttle body and intake making installation quick, easy and attractive. The system comes as a single stage system and includes jetting for 50, 100, 150, 200, 250, 300, 350 and 400 horsepower. The plate is pre machined with a second set of nitrous and fuel passages so you can easily upgrade to a dual stage system by adding