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Ships within 48 hours · Estimated delivery Jul 28 - Aug 2
Full Support Package: This package provides access to all tunes for 30 days
(6 pin female - 6 pin female circular twist lock)
Factory Style Flanged Connection
Exhaust kits are designed to concur the elements
2017-2023 Duramax 6.6L Downpipe 3.5'' new Full Support Package: This package2017 2023 Duramax 6. 6L Downpipe Polar Diesel downpipes are designed to concur the elements, made from T304 Stainless Steel, our kits provide the quality your truck deserves. Our downpipes are designed with a hassle free, easy installation in mind! With our downpipe you can count on reduced EGTs, improved fuel mileage, proper exhaust flow and of course increased horsepower and torque! Features T304 Polish Stainless Steel Billet Machined Flange Heat
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