2017-2023 GM 6.6L Duramax Three-Inch 304 Stainless Steel Down Pipes

50 States Emissions Legal (E.O. D-701-36) Remove your crushed oval-shaped stock down-pipe and replace it with a smooth, round, long-lasting full 304 stainless steel Down-Pipe from PPE.

Includes a woven titanium sleeve to reduce engine bay temperatures.

• 2017 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2017 Chevrolet Silverado 3500 HD 6.6L DIESEL
• 2017 GMC Sierra 2500 HD 6.6L DIESEL
• 2017 GMC Sierra 3500 HD 6.6L DIESEL
• 2018 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2018 Chevrolet Silverado 3500 HD 6.6L DIESEL
• 2018 GMC Sierra 2500 HD 6.6L DIESEL
• 2018 GMC Sierra 3500 HD 6.6L DIESEL
• 2019 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2019 Chevrolet Silverado 3500 HD 6.6L DIESEL
• 2019 GMC Sierra 2500 HD 6.6L DIESEL
• 2019 GMC Sierra 3500 HD 6.6L DIESEL
• 2020 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2020 Chevrolet Silverado 3500 HD 6.6L DIESEL
• 2020 GMC Sierra 2500 HD 6.6L DIESEL
• 2020 GMC Sierra 3500 HD 6.6L DIESEL
• 2021 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2021 Chevrolet Silverado 3500 HD 6.6L DIESEL
• 2021 GMC Sierra 2500 HD 6.6L DIESEL
• 2021 GMC Sierra 3500 HD 6.6L DIESEL
• 2022 Chevrolet Silverado 2500 HD 6.6L DIESEL
• 2022 Chevrolet Silverado 3500 HD 6.6L DIESEL
• 2022 GMC Sierra 2500 HD 6.6L DIESEL
• 2022 GMC Sierra 3500 HD 6.6L DIESEL