Weapon-R 305-156-401 Secret Weapon Cold Air Intake System

The Weapon-R Secret Weapon Intake system delivers significantly increased airflow to your engine using innovative dual-velocity technology. This advanced design creates two distinct air velocity profiles within the intake tube—one traveling at higher speeds than the other—resulting in up to 3 times more air volume compared to conventional intake systems.

Premium Construction:

• High-quality 6061-T6 aluminum intake pipe mandrel-bent on automated CNC equipmentHigh-polish mirror finish for show-quality appearanceSW1 high-flow air filter with integrated velocity stack designVelocity stack engineering reduces turbulence and maximizes airflowOpen-pore, high-density reusable foam filter elementComplete bolt-on installation with all necessary hardware

  Performance Benefits:

  • Increased horsepower and torque across the RPM range
  • Improved throttle response and engine efficiency
  • Enhanced engine sound for aggressive performance tone
  • Reusable filter saves money over disposable alternatives

  Backed by Weapon-R's 1 million mile limited warranty, this intake system is engineered for long-term reliability and consistent performance. The polished aluminum construction not only delivers functional benefits but also adds a premium appearance to your engine bay. Available in polished finish only.