Exhaust Manifold

Cummins Exhaust Manifolds for Diesel Trucks

You have reached Diesel Power Source’s Exhaust Manifolds Collection! Our precision-engineered manifolds are the heart of your diesel engine, optimizing airflow for maximum power and efficiency.

Sidebar Sidebar Sidebar
  • 3G exhaust manifold bolt kit

    2003-2018 Spin Lock Manifold Bolt Kit

    (3)

    2003-2018 Spin-Lock Bolt Kit for Exhaust Manifold - Cummins Manifold Bolt KitOur bolts have teeth! Custom made 12 pcs serrated flange boltsSecure your DPS exhaust manifold using our Serrated Spin-Lock Bolt kit. Our custom made bolts providing a...

    (3)

    $29.99
    Add to Cart The item has been added
  • 24v exhaust manifold bolt kit

    24V Spin-Lock Bolt Kit 1998.5-02 Manifold Bolts

    (3)

    24V Spin-Lock Bolt Kit for 1998.5-02 Exhaust Manifolds Our bolts have teeth! Custom made serated flange bolts. Flanged Serrated Spin Lock Bolt kit M10 x 1.5 x 35mm for DPS Exhaust Manifolds on Cummins Engines. Secure your DPS exhaust manifold using our...

    (3)

    $29.99
    Add to Cart The item has been added
  • 10mm Spin Lock Bolt Kit

    12V Spin-Lock Bolt Kit for 1989-98 Manifolds

    (3)

    12V Spin Lock Bolt Kit For 1989-98 12V DPS ManifoldsOur bolts have teeth! Custom made serrated flange bolts.Flanged Serrated Spin Lock Bolt kit M10 x 1.5 x 35mm for DPS Exhaust Manifolds on Cummins Engines.Secure your DPS exhaust manifold using our...

    (3)

    $29.99
    Add to Cart The item has been added
  • T3 Manifold Gasket

    T3 Manifold Gasket - Divided

    T3 Turbo Gasket For Dodge Cummins 5.9L 24V 1998.5-2007 With Divided Exhaust Inlet. Universal T3 Fitment The perfect replacement for your failing gasket, the DPS Turbo Exhaust Inlet Flange Gasket provides your T3 Divided Flange with a solid seal. DPS...

    $10.00
    Add to Cart The item has been added
  • T3 Manifold Gasket - non divided

    T3 Manifold Gasket – Non-divided

    Turbo Manifold Gasket for T3 Dodge Cummins 5.9L 24V 1998.5-2007.Universal T3 FitmentThe perfect replacement for your failing gasket, the DPS Turbo Exhaust Inlet Flange Gasket provides your T3 non-divided Flange with a solid seal. DPS recommends this...

    $10.00
    Add to Cart The item has been added

What is a Performance Diesel Exhaust Manifold?

A performance diesel exhaust manifold is a critical component in optimizing engine efficiency and power output. Let’s dive into what it is, how it works, and why upgrading to a performance manifold can transform your diesel driving experience.

What Is the Purpose of the Exhaust Manifold?

The exhaust manifold in a diesel truck serves a crucial role: it collects exhaust gases from each cylinder and channels them away from the engine. Here’s why it matters:

  1. Efficient Flow: By precisely directing exhaust gases, the manifold optimizes flow dynamics, reducing backpressure. This enhances overall engine efficiency.
  2. Heat Expansion: Unlike stock manifolds, performance manifolds are often three-piece designs. They allow slight movement to accommodate heat expansion and contraction. This prevents cracking and damage.
  3. Customization: Upgrading to a performance manifold can improve exhaust flow, boost power, and reduce lag. Whether you’re towing or chasing speed, it’s a smart investment.

How Often Should You Replace Your Exhaust Manifold?

  • Inspection Interval: Have your entire exhaust system inspected every two to three years, depending on driving conditions.
  • Signs of Wear: If the manifold appears worn or damaged, consider replacement to ensure safe driving conditions.