Nitrous Express 4500 Assassin Plate Stage 6 Nitrous Kit (50-300HP) w/10lb Bottle (67070-10) 8021 Increase engine performance with theSTILLEN

Increase engine performance with theSTILLEN air intake for Infiniti Q50

built-in Filter Monitor for quick and easy filter inspections

As a leader and innovator in aftermarket exhaust systems we are highly recognized for ARK exclusive designs

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Product Information

Nitrous Express 4500 Assassin Plate Stage 6 Nitrous Kit (50-300HP) w/10lb Bottle (67070-10) 8021 Increase engine performance with theSTILLENAssassinate the competition with the Assassin plate system. The Assassin is the most technically advanced single stage plate ever designed. The CNC machined design integrates the nitrous and fuel discharge ports into the outer perimeter. The Assassin offers a unique perimeter spray pattern that assures perfect nitrous fuel distribution. Which in turn solves the problems commonly found on single plane manifolds, particularly small and big block Fords.