Description: This Stealth STR Turbocharger is a perfect all - in - one solution for your 2017 - 2019 GMC/Chevrolet HD 6.6L Duramax. It fits both L5P & L5D engines. It offers the affordability of a stock turbo with great upgrades. You can gain +50hp without tuning, and it can support up to 625 RWHP with stock emissions. It works well with or without tuning. It has lower average EGTs and better EGT control. Built with durable components, it has a lighter rotating assembly than stock, ensuring lightning - fast spool - up and immediate throttle response. The 9 - blade turbine creates a loud turbo whistle, and there's zero surge even when towing heavy loads. It comes with brand - new parts and no core charges. The 63mm Air Grabber Compressor Wheel has advanced design features, supports 625rwhp with emissions intact, and has a peak boost of 40+psi. The 65mm High Flow Inconel Turbine Wheel offers better flow, lower EGTs, and better durability. The rotating assembly is 6% lighter, boosts efficiency, and is precision balanced. The ported exhaust housing has a larger opening for better exhaust gas flow and less back pressure. Part Number: DM1JK1070103000.

Using this turbocharger is straightforward. Just install it according to the standard procedures for your 2017 - 2019 GMC/Chevrolet HD 6.6L Duramax. It's designed to be a drop - in replacement. You can use it with or without tuning. If you want to get more power, you can pair it with box tuners or custom tuning. When using it, keep in mind that although it can handle heavy loads without surge, don't push it beyond its limits. For maintenance, regularly check the turbocharger for any signs of damage or wear. Make sure the connections are tight. The components are built to last, but a visual inspection every few months is a good idea. Keep the air intake clean to ensure the best performance of the compressor wheel. If you notice any abnormal noises or a decrease in performance, have it checked by a professional.