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MACK GO-J Plus
Reduced Wear Resulting In Longer Engine Life
Dynojet Power Vision 3 with BMP Custom Tune Pro-R Head Modified dome shape
Excellent wear protection and superior high temperature stability
Performance STG4 Kit / Pro R 330hp SKU: 15-336-4 Choose Exhaust:3" Exhaust MACK GO-J PlusADD up to 100 HP TO YOUR PROR ALL NEW STAINLESS STEEL SLIP ON EXHAUST CLUTCH KIT WITH SNYPR WEIGHTS AND SPRINGS CYCLONE CLUTCH COVER (COOLS BELT UP TO 30 DEGREES) AIR EXTREME HEAD CNC PORTED HEAD +1 OVER SIZED INTAKE VALVES AND +4 OVER SIZED EXHAUST VAVLES CUSTOM TUNED . 430 LIFT CAMS OUR PERFORMANCE CLUTCH SPRINGS HOLD MUCH BETTER BELT TENSION THEN FACTORY MORE RESPONSIVE FEEL GAINS TOP SPEEDS AND LOW END POWER MUST SEND IN ECU FOR TUNING Must send
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