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Multiple calibrations starting with an increase of 90 lb-ft torque and 57 hp over stock with intercooler and high flow cat
and will make the whistling sound more readily than the 5701 (high boost and RPM is required to get the whistle from a 5701)
Sparco BELT 6 PNT 2in FORMULA RED
Supertech BMW S14 38
642in Bore 9:1 CR Piston Set
Supertech Subaru EJ20/EJ25 Manganese Bronze Intake Valve Guide 6mm Stem - Set of 8 Stage 1 Multiple calibrations starting with anSupertech Subaru EJ20 EJ25 Manganese Bronze Intake Valve Guide 6mm Stem Set of 8
US$ 39.95
US$ 34.99
US$ 15.95
