Cummins ISX15

DPS Cummins ISX - 15

Diesel Power Source offers top-quality performance parts for the Cummins ISX15 engine. Whether you’re enhancing power or durability, our selection of ISX Cummins parts is designed to keep your engine running at its best. Trust us for all your Cummins ISX 15 needs and maximize your truck’s performance.

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  • Cummins ISX Cummins CM2250

    DPS HE400VG Turbo Cummins ISX | 2882112

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    Cummins ISX HE400VG / HE451VE 67mm Turbocharger Replacement for Holset 2882112  for 2016-2024 Truck years  Upgrade your Cummins ISX 15 truck with the Diesel Power Source HE400VG Cummins ISX Turbo (2882112). This X15 turbo is a direct...

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    $3,495.00
  • ISX15 exhaust manifold X15 exhaust manifold

    DPS Cummins ISX15 | X15 Exhaust Manifold

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    DPS Performance Replacement Manifold for Cummins ISX15 | X15 Exhaust Manifold -Cummins ISX Manifold Optimize your Cummins ISX15 and X15 engines with the DPS EGR Exhaust Manifold. Engineered to maximize airflow and reduce turbo lag, this manifold...

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    $1,095.00
  • Non-EGR Cummins ISX Manifold isx cummins manifold

    T6 Exhaust Manifold for Cummins ISX fits S400

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    T6 Cummins ISX Manifold fits S400 & S410 Cummins ISX15 | X15 (Not a Stock Replacement)Upgrade Your 2008 - 2024 ISX15 Exhaust Manifold for Performance with DPS T6 Exhaust Manifold for Deleted Semis!Key Features of the 2008-2024 ISX15 Manifold:Lowers...

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    $1,049.00 - $1,299.00
  • Cummins ISX HE400VG turbo

    HE451VE | HE400VG Turbo for Cummins ISX15

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    Cummins ISX 15 HE400VG Turbo Replacement for OEM Holset 2882112  for truck years 2016-2024 Upgrade your truck with the Diesel Power Source HE400VG Turbocharger for Cummins ISX15 engines. This high-performance Cummins ISX15 turbo is the perfect...

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    $3,495.00
  • ISX15 T6 spacer & bolt kit

    Cummins ISX15 | X15 Exhaust Manifold Bolt & Spacer Kit

    DPS Upgraded Exhaust Manifold Spacers & Bolts Kit for Cummins ISX 15 and X15 Engines from 2010-2024. 3679445, 27AM12Crafted with superior strength to outperform OEM specifications, these spacers significantly reduce the risk of bolt and stud breakage...

    $159.00
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  • X15 Exhaust Manifold Hardware Kit ISX15 Manifold Gasket Kit

    Cummins ISX15 | X15 Exhaust Manifold Hardware Kit

    DPS for Cummins ISX15 | X15 Complete Exhaust Manifold Hardware Kit Engineered for the 2010-2024 Cummins ISX15 and X15 models, this comprehensive exhaust manifold hardware kit is your go-to solution when replacing your cylinder head. Ensure your engine...

    $195.00
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  • Cummins ISX Manifold to head gasket kit

    Exhaust Manifold to Head Gasket Kit for Cummins ISX15 | X15

    Exhaust Manifold Cummins ISX Gasket Kit for Cummins ISX15 | X15Engines Enhance the durability and performance of your Cummins ISX15 | X15 Exhaust Manifold Gasket Kit. Designed specifically for the rigorous demands of Cummins ISX and ISX15 engines, this...

    $99.00
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  • Cummins ISX15 | X15 Manifold Gasket & Turbo Flange Kit ISX 15 Gasket and Flange

    Cummins ISX15 | X15 Manifold Gasket & Turbo Flange Kit

    Cummins IS X15 | ISX15 Manifold Gasket & Turbo Flange KitMaximize the efficiency and longevity of your Cummins engine with our premium Cummins ISX15 | X15 Manifold Gasket & Turbo Flange Kit. Specially designed for ISX and ISX15 engines, this kit...

    $106.99
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How to Get More Power from Your Cummins ISX

Want more power from your Cummins ISX engine? Start by upgrading parts like the turbocharger, fuel injectors, and exhaust system. A new turbocharger helps your engine get more air, which means better performance. Upgraded fuel injectors give the engine more fuel to burn, boosting power. A better exhaust system also helps the engine run smoother by reducing pressure. You can even adjust your engine’s computer (ECM) to fine-tune how it runs.

How to Get Better Fuel Mileage from a Cummins ISX

To improve fuel mileage with your **Cummins ISX**, follow these key steps:

**Regular Maintenance:** Keep your engine in top shape by regularly changing air filters, fuel filters, and oil. A well-maintained engine runs more efficiently, saving fuel.

**Upgrade to an Aftermarket Turbo:** Install a performance turbo from Diesel Power Source. Our turbos provide better airflow and optimize combustion, helping your **ISX Cummins** use less fuel while maintaining power.

**High-Flow Exhaust System:** Reducing backpressure with a free-flowing exhaust system helps your engine run smoother and more efficiently.

**Low-Rolling Resistance Tires:** These tires reduce drag, improving fuel efficiency with less effort from your **Cummins ISX 15** engine.

**Drive Smart:** Avoid idling and maintain steady speeds to minimize fuel consumption.

**ECM Tuning:** Adjust your engine’s settings through ECM tuning to further enhance fuel efficiency.