For 2017-2023 L5P Duramax 6.6L Stainless Steel 3.5" Downpipe（Polished）

Description：

Vehicle Fitment:
2017, 2018, 2019, 2020, 2021, 2022, 2023 Chevrolet Silverado & GMC Sierra 2500 & 3500HD 6.6L Duramax L5P pickup trucks. 

Description: This 3.5" turbocharger downpipe will increase exhaust flow out of the turbo, improving performance.After processing and polishing, the appearance is brighter and better.

Features:

• 3.5" Stainless Steel Piping
• 20% better flow than the factory pipe
• Heat-wrap included keeping engine bay temperatures down
• Greater heat-retention
• Will not affect emissions systems
• Maximum flow for competition applications
• 4-bolt flange, two studs installed

*Off-road use only. Custom tuning required*