Sinister Diesel Cold Air Intake for 2003–2007 Ford 6.0L Powerstroke

Upgrade your 2003–2007 Ford Powerstroke 6.0L with the Sinister Diesel Cold Air Intake—a direct bolt-on performance upgrade designed to enhance throttle response, turbo efficiency, and overall engine power. Engineered specifically for Ford F-250, F-350, and Excursion models, this high-flow intake system replaces the restrictive factory setup without requiring any modifications or tuning. The result? Faster acceleration, improved turbo spool-up, and a noticeable boost in engine responsiveness, whether you're towing, hauling, or cruising.

Built with mandrel-bent aluminum tubing, this intake ensures smooth, unrestricted airflow for maximum durability and performance. Plus, it meets CARB EO# D-721-4 standards, making it legal in all 50 states—so you can enjoy the benefits without compromising compliance. No extra tuning or ECU reprogramming is needed; just install and feel the difference immediately.