Weapon R 304-146-101 Secret Weapon Air Intake for 97-01 Infiniti Q45 4.1L V8

Vehicle Fitment

• 1997-2001 Infiniti Q45 (4.1L V8)

Fitment Notes

• Direct bolt-on installation; no modifications required
• Not CARB-approved; not legal for sale or use in California
• Includes all necessary hardware and instructions

Features

• Dual-velocity intake design utilizing Coanda and Bernoulli principles
• Constructed from high-quality 6061 aluminum with a polished finish
• Includes Secret Weapon air filter with tuned velocity stack
• Increases airflow up to 3 times more than conventional intake systems
• Reusable open-pore high-density foam filter element
• Backed by a 1 million-mile limited warranty

Specifications

• Part Number: 304-146-101
• Material: 6061 Aluminum
• Finish: Polished
• Filter Type: High-density foam
• Warranty: 1 million-mile limited warranty

Included Components

• Intake pipe
• Secret Weapon air filter
• Mounting hardware
• Installation instructions

Product Description

The Weapon R 304-146-101 Secret Weapon Intake is engineered to enhance the performance of your 1997-2001 Infiniti Q45 4.1L V8. Utilizing the principles of the Coanda effect and Bernoulli's principle, this intake system creates dual air velocity profiles, optimizing airflow efficiency and increasing the volume of air delivered to the engine.

Constructed from high-quality 6061 aluminum and polished to a show-quality finish, the intake pipe is both durable and aesthetically pleasing. The included Secret Weapon air filter features a tuned velocity stack and a reusable open-pore high-density foam element, ensuring superior filtration and airflow.

This direct bolt-on intake system requires no modifications for installation and comes with all necessary hardware and instructions. While not CARB-approved for use in California, it offers significant performance gains for enthusiasts seeking to maximize their Q45's potential.