Product Description:

2017-2019 L5P DURAMAX GDP EGR Cooler upgrade kit.

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.

3.5" Downpipe-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

4" DPF & Cat Delete Pipe-Features:-No Bungs.-OE Style Hangers For Easy Installation-Maximum Flow For Competition Applications. off road race product only.Note: This kit will only fit models equipped with the OEM-style 4-bolt flange coming off of the turbo down pipe.