2001-2016 Chevy Bolt On Up Pipes Silverado Diesel Duramax GM Turbo 2500 3500 3.7L (V6) VQ37VHR Note: Please check dimensions from

Note: Please check dimensions from photos to insure compatibility

Fits both Auto and Manual transmission (Included O2 extensions may not work with Automatic transmission models)

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2020+ M4 BMW G82 S58 3

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2001-2016 Chevy Bolt On Up Pipes Silverado Diesel Duramax GM Turbo 2500 3500 3.7L (V6) VQ37VHR Note: Please check dimensions fromCircuit Werks replacement Up Pipes for the 2001 2016 GM 6. 6L V8 DIESEL OHV Turbocharged Fits 2001 2016 Silverado 2500HD 2001 2016 GMC Sierra 2500HD 2007 2016 3500HD Diesel A stock Duramax can produce high temperatures and pressures that cause OEM up pipes eventually fail from constant temperature and pressure fluctuation. Circuit Werks Up Pipes allow 53% greater flow over stock, and are a direct bolt on to your factory manifolds. Uses stock exhaust