Bringing cool air in from outside the engine compartment also boosts power, because cooler air has more of the oxygen your engine craves. Oh, and one more thing: a NISMO Cold Air Intake makes your Nissan sound just as tough as it is.

Nissan Z Factory-Tuned Performance by NISMO

• Fits 2003, 2004, 2005, and 2006 350Z
• Mandrel-bent 3" 6061 aluminum tubing maintains consistent inside diameter
• Intake length and diameter tuned for maximum performance
• Standard bypass valve, helps prevent inadvertent water ingestion
• Reusable, washable air filter
• Boost horsepower and provides a more aggressive intake sound over stock system
• Nismo R-tune part