- This exhaust manifold is compatible with the 2001-2016 GM 6.6L Duramax Diesel Engine. Due to its fast airflow and superior engineered exhaust system, your car will be on the road again. Our exhaust manifold can fasten exhaust emissions, reduce noises, and increase vehicle performance. Bring your car back to life, and prove that it can't be beaten.

- Our exhaust manifold can significantly reduce interference among cylinders to fasten exhaust emissions. This helps improve engine efficiency, add more power to your vehicle, and save fuel.

- The stainless steel we adopted is resistant to high temperatures, pressure, and rust.

- All joints have been firmly welded for great resistance against cracking and wearing; each part has passed a series of crash tests before leaving the factory to ensure durability.