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5.9L / 6.7L Diesel Engine Upgrades

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661 Results

K&N NextGen Dry Flow Cold Air Intake: Ram 2500 / 3500 2013-2018 6.7L Diesel
BD Diesel Stock Reman Injector: Ram 2500 / 3500 2013-2018 6.7L Diesel
K&N NextGen Dryflow Cold Air Intake: Ram 2500 / 3500 2019-2024 6.7L Diesel
Fluidampr Steel Internally Balanced Damper: Dodge Ram 2500/3500 5.9L/6.7L Diesel 2007-2025
usa

Fluidampr Steel Internally Balanced Damper: Dodge Ram 2500/3500 5.9L/6.7L Diesel 2007-2025

Fluidampr

Regular price $756.84 $643.31 Sale

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BD Diesel Stock Replacement Turbo: Ram 2500 / 3500 2013-2018 6.7L Diesel
BD Diesel Stock Replacement Turbo: Ram 2500 / 3500 2019-2023 6.7L Diesel
Mahle OE Piston w/ Rings Set .50MM: Fits Dodge Ram 6.7L Diesel 2007-2018
Fleece Performance SureFlo Perf Sending Unit: Ram 2500 / 3500 2011-2024 6.7L Diesel
usa
Banks Intercooler Upgrade: Dodge Ram 2500/3500 2006-2007 5.9L Cummins
Banks Intercooler Upgrade: Dodge Ram 2500/3500 2006-2007 5.9L Cummins
usa

Banks Intercooler Upgrade: Dodge Ram 2500 / Ram 3500 06-07 5.9L Diesel

Banks Power

Regular price $1,621.11 $1,459.00 Sale

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Banks Intercooler Upgrade: Dodge Ram 2500/3500 03-05 5.9L Cummins
Banks Intercooler Upgrade: Dodge Ram 2500/3500 03-05 5.9L Cummins
usa

Banks Intercooler Upgrade: Dodge Ram 2500 / Ram 3500 03-05 5.9L Diesel

Banks Power

Regular price $1,621.11 $1,459.00 Sale

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Mishimoto Silicone Intake Hose Black (FRONT): Dodge Ram 2500/3500/4500 03-07 5.9L Cummins
Mishimoto Silicone Intake Hose Black (FRONT): Dodge Ram 2500/3500/4500 03-07 5.9L Cummins

Mishimoto Black Silicone Air Intake Hose Kit: Dodge Ram 1500/2500/3500 2003-2007 5.9L Diesel

Mishimoto

Regular price $174.00 $157.95 Sale

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5.9L Magnum & 6.7L Cummins Diesel Engine Upgrades for Torque and Reliability

The 5.9L Magnum V8 and 6.7L Cummins inline-6 are iconic diesel engines celebrated for their torque, towing strength, and durability. Whether you own a classic Ram with the 5.9L or a modern heavy-duty Ram powered by the 6.7L Cummins, upgrading these engines with diesel-specific performance parts can significantly enhance power delivery and dependability.

How Diesel Engine Upgrades Improve Your 5.9L and 6.7L Performance

Diesel engines like the 5.9L Magnum and 6.7L Cummins thrive on torque and efficiency. Upgrades focused on intake airflow, exhaust flow, and fuel delivery optimize combustion and turbocharger response. These improvements translate to stronger towing capability, better throttle response, and sustained power under load.

  • High-flow intake and exhaust systems reduce restrictions and improve turbo efficiency
  • Turbocharger and intercooler upgrades enhance boost control and charge air cooling
  • Fuel system enhancements ensure consistent fuel delivery for higher power demands
  • Performance tuning calibrates engine parameters for optimized power and reliability

Choosing the Right Upgrades for Your Diesel Engine Goals

When selecting upgrades for your 5.9L or 6.7L diesel, consider your primary use—whether it’s daily driving, heavy towing, or performance builds. Intake and exhaust modifications improve airflow, while turbocharger enhancements increase boost and efficiency. Fuel system upgrades become critical as power levels rise, and tuning ties all components together for smooth operation.

Maximize Your Diesel Engine’s Potential with FastHemis Upgrades

From intake manifolds and turbochargers to fuel system components and tuning tools, FastHemis offers a comprehensive selection of parts tailored to the 5.9L Magnum and 6.7L Cummins platforms. Explore our collection to find reliable, performance-driven upgrades that maintain the rugged durability these engines are known for.

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