Smeding Diesel S400 Kit with Turbo and Manifold for the 03-07 5.9l Cummins

Smeding Diesel S400 Second-Gen Turbo Kit with Manifold (2003–2007 5.9L Cummins) Unlock Maximum Power for Your Cummins Give your 2003–2007 Dodge Ram 5.9L Cummins the airflow and performance it deserves with the Smeding Diesel S400 Second-Gen Turbo Kit. Designed, assembled, and quality-controlled right here in the USA, this kit delivers the perfect balance of durability, drivability, and raw power. As diesel enthusiasts ourselves, we build our kits to perform for real-world drivers—whether you’re towing heavy, daily driving, or chasing big horsepower numbers. What’s Included in the Kit Unlike competitors who leave you sourcing extra parts, the Smeding Diesel S400 Kit comes complete with everything you need for a bolt-on install: S400 Turbocharger (choose from multiple sizes: S464/83, S467/83, S472/83, S472/87 — available in cast or billet wheel options) T4 3-Piece Exhaust Manifold for second-gen placement 4″ Downpipe for improved exhaust flow 5″ Intake Kit with Filter for maximu