Cold Air Intake for Nissan 350-Z (2003-2006) 3.5L V6 Engine

Sharpen Throttle Response and Induction Sound for the VQ35DE-Powered Nissan 350Z

Who It’s For: Designed specifically for Nissan 350Z and Infiniti G35/FX35 owners running the legendary VQ35DE engine.

The Problem: The factory air box on the VQ35DE was designed for silence, not speed. It uses a restrictive pleated paper filter and a corrugated rubber "accordion" intake tube that creates massive air turbulence. This turbulent air slows down the velocity into the throttle body, resulting in a sluggish feel when you tip into the gas.

The Solution: This intake system replaces the entire restrictive assembly with a smooth-bore T304 aluminum tube and a high-velocity cone filter. By eliminating the factory baffles, we provide a direct, high-speed path for air to reach the intake manifold, correcting the factory design flaws and letting the engine breathe naturally.

Why This is the Ultimate Upgrade

• Enhanced Induction Velocity: The mandrel-bent aluminum piping ensures laminar airflow, which improves mid-range torque and throttle sensitivity.
• T304 Lightweight Aluminum: Unlike plastic factory tubes that soak up heat, this lightweight aluminum construction is durable and offers a much cleaner look in the engine bay.
• True Bolt-On Fitment: Designed to work with your factory mounting points. No cutting, no drilling, and no "custom" fabrication required. It fits both automatic and manual configurations.

Technical Specifications

Compatibility & OEM Reference

Fits the Following Vehicles:

• 2003 Nissan 350Z 3.5L V6
• 2004 Nissan 350Z 3.5L V6
• 2005 Nissan 350Z 3.5L V6
• 2006 Nissan 350Z 3.5L V6
• 2003 Infiniti G35 (Coupe & Sedan) 3.5L V6
• 2004 Infiniti G35 (Coupe & Sedan) 3.5L V6
• 2005 Infiniti G35 (Coupe & Sedan) 3.5L V6
• 2006 Infiniti G35 (Coupe & Sedan) 3.5L V6
• 2003 Infiniti FX35 3.5L V6
• 2004 Infiniti FX35 3.5L V6
• 2005 Infiniti FX35 3.5L V6
• 2006 Infiniti FX35 3.5L V6

Interchange Part Numbers:

3.5L, VQ35DE, Z33, V35, T304-ALUM-INTK

The Performance Promise

Buy with confidence. As tuners, we know that the VQ engine reacts best to smooth airflow. This kit provides exactly that, along with the deep, sporty tone you want under wide-open throttle. Backed by real automotive experts and fast shipping.