Multiple U.S. Warehouse LocationsBroken ApexFree shipping on qualified orders over $100*
The Injen Power‑Flow intake tuned with MR Technology is a direct‑fit cold air system for 1999–2004 Toyota 4Runner and Tacoma 3.4L V6 models. The kit includes 6061‑T6 aluminum tubing, a serviceable SuperNano‑Web dry filter, hardware and instructions. Injen quotes dyno‑proven horsepower and torque gains while maintaining air/fuel ratios without extra tuning, and multiple finish options let you match the look of your engine bay.
Injen 99-04 4Runner Tacoma 3.4L V6 only Polished Power-Flow Air Intake System
