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Ships within 48 hours · Estimated delivery Aug 27 - Sep 1
Full Stainless Steel
it will include the new downpipe that you need to install your exhaust on your truck
just let us know with a note at checkout and we won't include them in the box
It will NOT add heat if your truck didn't already come with it
2017-2026 Duramax 6.6 Stainless Steel Downpipe featured Full Stainless SteelFeatures: 3. 5" Downpipe Full Stainless Steel Replaces Restrictive 'Crushed' OE Downpipe and Cat Connects to Factory Turbo Outlet Works with Any Aftermarket Race Exhaust System OR OEM System 4 Bolt Flange Manufactured by ProPower Diesel in the USA. IMPORTANT NOTE In 2017, GMC made a production change in the connection between the catalytic converter and the turbo direct pipe on the L5P. Please ensure you have the newest 4 bolt style flange before
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