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Downpipe-Back Exhaust for 2001–2007 LB7/LBZ Duramax. Mandrel-bent T409 stainless, off-road use only. Built to last. Backed by Dieselr.
Custom fitment brief
Outline your vehicle, performance targets, and timeline. The build desk will confirm availability, pricing, and next steps in writing.
Dieselr aluminized Cat & DPF race pipes for 2011–2019 Ford 6.7L Powerstroke—clean fit, reliable flow, and long-lasting steel strength.
Dieselr aluminized 4" turbo back exhaust for 2008–2010 Ford 6.4L Powerstroke—smooth flow, clean fit, and heavy-duty steel strength.
Dieselr aluminized downpipe back single for 2008–2010 Ford 6.4L Powerstroke—smooth flow, clean fit, and corrosion-resistant strength.
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