ZZ Diesel Heavy Duty Up Pipes and Gasket Kit

For 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 GM 6.6L Duramax L5P

The OE up pipes are known to be lightweight and will leak. These stainless pipes use heavy duty walls and bellows to prevent cracking and leaks. Will decrease EGTs and increase turbo spool. Direct replacement, no modification required.