Sinister Diesel - Manifolds / Headers for Duramax

Exhaust Systems / Manifolds for Duramax - Manifolds / Headers for Duramax

Enhance the Performance

Upgrading your diesel truck’s stock exhaust with an aftermarket exhaust is one of the easiest ways to enhance its overall performance. Replacing your stock headers/manifolds with an aftermarket pair will assist in allowing your Duramax engine to breathe more efficiently leading to a drop in exhaust gas temperatures and a boost in horsepower and torque.

Why Buy Your Manifolds/Headers from Sinister?

We have a wide selection of exhaust tips to choose from, and each is backed by free, live technical support and our Sinister guarantee. So pick your exhaust pieces and start enjoying everything that comes with a performance exhaust kit!

Browse Manifolds / Headers for Duramax Products

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