Nitrous Express 4150 4-BBL/Alcohol Nitrous Kit (100-500HP) w/10lb Bottle (50045-10) 1818 It features unique BORLA carbon

It features unique BORLA carbon fiber tips with bright centers

TS5-HDSS kit features ACT's most popular Heavy Duty pressure plate and most popular street disc

Increases engine displacement to 2

Brushed-finished sound absorption muffler / drone eliminating Helmholtz resonator

Nitrous Express 4150 4-BBL/Alcohol Nitrous Kit (100-500HP) w/10lb Bottle (50045-10) 1818 It features unique BORLA carbonThe conventional Pro Power is the perfect mid level nitrous system for the budget minded sportsman racer. These systems feature the most advanced technology using the conventional spraybarless design. The Phase 3 series plates are the Next Generation in nitrous performance and reliability. This new innovation in nitrous plate technology provides superior distribution and outstanding atomization. With no spray bars to sag, split, block airflow, or