
A Weapon R Secret Weapon intake for 2005–2008 Toyota 4Runner with the 4.7L V8. The intake is offered to improve airflow into the engine by replacing the factory intake path with a vehicle-specific solution. The description ties the product to 4Runner 4.7L V8 fitment and identifies it as the Secret Weapon intake without claiming quantified gains or installation specifics beyond the explicit fitment.
Weapon R 05-08 Toyota 4Runner 4.7L V8 Secret Weapon Intake