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Shop 6.7L Diesel

Upgrade Your 6.7L Cummins Diesel The 6.7L Cummins Diesel is a powerhouse inline-6 turbocharged engine built for heavy-duty performance in Ram 2500 and 3500 trucks. Known for its exceptional torque and towing capability, this engine demands parts that enhance reliability and maximize power potential under demanding conditions. At FastHemis, you’ll find a wide range of performance parts tailored specifically for the 6.7L Cummins. From advanced tuning solutions and high-flow intake systems to exhaust upgrades and turbocharger enhancements, each product is designed to improve fuel efficiency, boost response, and increase overall durability. Key upgrade options for your 6.7L Cummins Diesel include: - Performance tuners and programmers for optimized power - Intake and exhaust systems to improve airflow and reduce backpressure - Turbocharger upgrades and supporting hardware - Fuel system enhancements for better delivery and efficiency - Cooling components to maintain engine temps under load Shop 6.7L Cummins Diesel upgrades at FastHemis.
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2237 Results

Hellwig 1.375" Front Sway Bar: RAM 2500 2014-2020
Hellwig 1.375" Front Sway Bar: RAM 2500 2014-2020
usa

Hellwig 1.375" Front Sway Bar: RAM 2500 2014-2020

Hellwig

Regular price $696.87 $487.83 30% off

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Hellwig 1-1/8" Rear Adjustable Sway Bar: RAM 2500 2014-2026
Hellwig 1-1/8" Rear Adjustable Sway Bar: RAM 2500 2014-2026
usa

Hellwig 1-1/8" Rear Adjustable Sway Bar: RAM 2500 2014-2026

Hellwig

Regular price $641.27 $448.91 30% off

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Hellwig Big Wig Rear Sway Bar Kit 1.3125in: RAM 3500 6.7L Cummins 2014-2026
Hellwig Big Wig Rear Sway Bar Kit 1.3125in: RAM 3500 6.7L Cummins 2014-2026
usa

Hellwig Big Wig Rear Sway Bar Kit 1.3125in: RAM 3500 6.7L Cummins 2014-2026

Hellwig

Regular price $1,076.88 $753.85 30% off

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Rigid Industries A-Pillar LED Light Mounts: Fits RAM 2500/3500 2019-2026
Rigid Industries A-Pillar LED Light Mounts: Fits RAM 2500/3500 2019-2026
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Mishimoto Intercooler Black (F&R): Dodge/RAM 2500/3500 03-09 5.9/6.7L Cummins
Mishimoto Intercooler Black (F&R): Dodge/RAM 2500/3500 03-09 5.9/6.7L Cummins

Mishimoto Intercooler Black (F&R): Dodge/RAM 2500/3500 03-09 5.9/6.7L Cummins

Mishimoto

Regular price $1,316.00 $1,195.95 9% off

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Mishimoto Intercooler Silver (FRONT): Dodge / RAM 2500/3500 2003-2009 5.9L/6.7L Cummins
Mishimoto Intercooler Silver (FRONT): Dodge / RAM 2500/3500 2003-2009 5.9L/6.7L Cummins

Mishimoto Intercooler Silver (FRONT): Dodge / RAM 2500/3500 2003-2009 5.9L/6.7L Cummins

Mishimoto

Regular price $1,316.00 $1,195.95 9% off

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Banks Power Intercooler Upgrade Kit Raw (F&R): 13-18 RAM 2500/3500 6.7L Cummins
Banks Power Intercooler Upgrade Kit Raw (F&R): 13-18 RAM 2500/3500 6.7L Cummins
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Banks Power Intercooler Upgrade Kit Raw (F&R): 13-18 RAM 2500/3500 6.7L Cummins

Banks Power

Regular price $2,021.11 $1,819.00 10% off

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Banks Intercooler Upgrade Red (FRONT): RAM 2500/3500 2013-2018 6.7L Cummins
Banks Intercooler Upgrade Red (FRONT): RAM 2500/3500 2013-2018 6.7L Cummins
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Banks Intercooler Upgrade Red (FRONT): RAM 2500/3500 2013-2018 6.7L Cummins

Banks Power

Regular price $2,032.22 $1,829.00 10% off

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Mishimoto Silicone Radiator Hose Kit Red (F&R): Dodge Ram 2500/3500/4500/5500 03-10 5.9/6.7L Cummins
Mishimoto Silicone Radiator Hose Kit Red (F&R): Dodge Ram 2500/3500/4500/5500 03-10 5.9/6.7L Cummins

Mishimoto Silicone Radiator Hose Kit Red (F&R): Dodge Ram 2500/3500/4500/5500 03-10 5.9/6.7L Cummins

Mishimoto

Regular price $220.00 $199.95 9% off

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Banks Power Boost Tube Upgrade Kit 3.5" Cold Side Raw (COLD): Dodge / RAM 2500/3500 2010-2012 6.7L Cummins
Banks Power Boost Tube Upgrade Kit 3.5" Cold Side Raw (COLD): Dodge / RAM 2500/3500 2010-2012 6.7L Cummins
usa
Banks Boost Tube Upgrade Kit Cold Side (3.5in) (DRIVER): Dodge Ram 2500/3500 6.7L Cummins 2007-2009
Banks Boost Tube Upgrade Kit Cold Side (3.5in) (DRIVER): Dodge Ram 2500/3500 6.7L Cummins 2007-2009
usa

Banks Boost Tube Upgrade Kit Cold Side (3.5in) (DRIVER): Dodge Ram 2500/3500 6.7L Cummins 2007-2009

Banks Power

Regular price $243.33 $219.00 10% off

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Banks Power Boost Tube Upgrade Kit 3.5in Raw Left Cold Side (FRONT): 13-18 RAM 2500/3500 6.7L Cummins
Banks Power Boost Tube Upgrade Kit 3.5in Raw Left Cold Side (FRONT): 13-18 RAM 2500/3500 6.7L Cummins
usa

Banks Power Boost Tube Upgrade Kit 3.5in Raw Left Cold Side (FRONT): 13-18 RAM 2500/3500 6.7L Cummins

Banks Power

Regular price $254.44 $229.00 10% off

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Banks Power Boost Tube Upgrade Kit 3.5in Red Left Cold Side (FRONT): 13-18 RAM 2500/3500 6.7L Cummins
Banks Power Boost Tube Upgrade Kit 3.5in Red Left Cold Side (FRONT): 13-18 RAM 2500/3500 6.7L Cummins
usa

Banks Power Boost Tube Upgrade Kit 3.5in Red Left Cold Side (FRONT): 13-18 RAM 2500/3500 6.7L Cummins

Banks Power

Regular price $265.56 $239.00 10% off

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Mishimoto Silicone Radiator Hose Kit Black (F&R): Dodge / RAM 2500/3500 2010-2012 6.7L Cummins
Mishimoto Silicone Radiator Hose Kit Black (F&R): Dodge / RAM 2500/3500 2010-2012 6.7L Cummins

Mishimoto Silicone Radiator Hose Kit Black (F&R): Dodge / RAM 2500/3500 2010-2012 6.7L Cummins

Mishimoto

Regular price $271.00 $245.95 9% off

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Mishimoto Silicone Radiator Hose Kit Red (F&R): Dodge / RAM 2500/3500 2010-2012 6.7L Cummins
Mishimoto Silicone Radiator Hose Kit Red (F&R): Dodge / RAM 2500/3500 2010-2012 6.7L Cummins

Mishimoto Silicone Radiator Hose Kit Red (F&R): Dodge / RAM 2500/3500 2010-2012 6.7L Cummins

Mishimoto

Regular price $271.00 $245.95 9% off

Unit price
per 

Performance Upgrades for Your 6.7L Cummins Diesel

The 6.7L Cummins Diesel engine is renowned for its exceptional torque and durability, powering Ram 2500 and 3500 trucks through the toughest towing and hauling tasks. To maintain and enhance this legendary performance, selecting the right upgrades tailored specifically for the 6.7L platform is essential.

How intake and exhaust upgrades improve your 6.7L Cummins performance

Optimizing airflow is critical for the 6.7L Cummins to maximize turbo efficiency and power delivery. Upgrading to high-flow intake systems reduces restriction and allows cooler air into the engine, while performance exhaust components minimize backpressure and help the turbo spool faster. Together, these upgrades improve throttle response, fuel economy, and overall engine durability.

  • High-flow air filters and intake tubes for better airflow
  • Downpipes and exhaust systems designed to reduce backpressure
  • Durable materials to withstand diesel exhaust temperatures
  • Improved turbocharger response and efficiency

Choosing the right tuning and fuel system upgrades for your Cummins

Tuning solutions and fuel system enhancements are key to unlocking the full potential of your 6.7L Cummins Diesel. Programmers optimize engine parameters for power and efficiency, while upgraded injectors and fuel pumps ensure consistent delivery under high load. Proper calibration paired with fuel upgrades supports reliable power gains without sacrificing longevity.

Find the best 6.7L Cummins Diesel parts at FastHemis

Whether you’re aiming to improve towing capability, increase horsepower, or boost reliability, FastHemis offers a comprehensive selection of performance parts designed for the 6.7L Cummins Diesel. Explore our range of tuners, intake kits, exhaust components, and turbo upgrades to build a truck that meets your toughest demands.

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