Performance diesel parts for trucks & semis. Shop turbos, manifolds & more at Diesel Power Source—engineered for power, built to last.

Shop compound turbo kits for Cummins diesel engines. Lower EGTs, more torque, and unmatched towing power.

Diesel Power Source S300 turbos are engineered for balanced performance: quick spool, strong midrange power, and lower exhaust temperatures. Designed as a bolt-on upgrade for 5.9 and 6.7 …

From turbo systems and exhaust manifolds to install hardware and replacement parts, Diesel Power Source engineers clean-fit, durable solutions for daily work trucks, tow rigs, and high-power builds.

Diesel Power Source turbo systems are engineered specifically for diesel platforms, focusing on proper airflow, durability, and real-world performance rather than one-size-fits-all solutions.

Diesel Power Source manifolds are built to move heat and exhaust efficiently so your turbo can stay in its sweet spot. Thick-wall castings, reinforced partitions, and precision-machined flanges help reduce …

Diesel Power Source is the #1 aftermarket diesel performance parts manufacturer. Explore our wide range of high-quality diesel parts and accessories today.

The Diesel Power Source Turbonator® VGT is the most advanced turbo upgrade available for the Cummins platform. Featuring a patented ball-bearing variable geometry design, it offers instant …

Browse diesel performance upgrades organized by truck platform. Pick your make and engine family to see direct-fit turbos, exhaust manifolds, and install components sized for towing, daily driving, or …