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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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2279 Results

Bilstein B6 4600 Rear Shock: Ram 3500 2013 - 2018 (w/OUT Air Leveling Suspension)
Bilstein B6 4600 Rear Shock: Ram 3500 2013 - 2018 (w/OUT Air Leveling Suspension)

Bilstein B6 4600 Rear Shock: Ram 3500 2013 - 2018 (w/OUT Air Leveling Suspension)

Bilstein

Regular price $154.85 $104.00 33% off

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AlphaRex LUXX LED Tail Lights (Black/Red): Dodge Ram 1500 (02-06) & 3500 (03-06)
AlphaRex LUXX LED Tail Lights (Black/Red): Dodge Ram 1500 (02-06) & 3500 (03-06)

AlphaRex LUXX LED Tail Lights (Black/Red): Dodge Ram 1500 (02-06) & 3500 (03-06)

AlphaRex

Regular price $435.00 $395.00 9% off

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Go Rhino RB20 Running Boards Complete Kit: Fits Dodge / Ram (02-26)
Go Rhino RB20 Running Boards Complete Kit: Fits Dodge / Ram (02-26)
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Go Rhino RB20 Running Boards Complete Kit: Fits Dodge / Ram (02-26)

Go Rhino

Regular price $1,039.98 $799.98 23% off

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Banks Power Ram-Air Cold Air Intake Dry Filter (INLET): Dodge / RAM 2500/3500 2010-2012 6.7L
Banks Power Ram-Air Cold Air Intake Dry Filter (INLET): Dodge / RAM 2500/3500 2010-2012 6.7L
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Banks Power Ram-Air Cold Air Intake Dry Filter (INLET): Dodge / RAM 2500/3500 2010-2012 6.7L

Banks Power

Regular price $498.89 $449.00 10% off

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Banks Ram-Air Cold Air Intake Oiled Filter: Dodge / RAM 2500/3500 2010-2012 6.7L
Banks Ram-Air Cold Air Intake Oiled Filter: Dodge / RAM 2500/3500 2010-2012 6.7L
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Banks Ram-Air Cold Air Intake Oiled Filter: Dodge / RAM 2500/3500 2010-2012 6.7L

Banks Power

Regular price $498.89 $449.00 10% off

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Mishimoto Black Intercooler: Dodge Ram 3500 (2009-2010) / Ram 2500 / 3500 (2010-2012)
Mishimoto Black Intercooler: Dodge Ram 3500 (2009-2010) / Ram 2500 / 3500 (2010-2012)

Mishimoto Black Intercooler: Dodge Ram 3500 (2009-2010) / Ram 2500 / 3500 (2010-2012)

Mishimoto

Regular price $1,540.00 $1,399.95 9% off

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Diablo Sport Performance Programmer and PCM Swap Kit: Ram 2500 / 3500 2018
Diablo Sport Performance Programmer and PCM Swap Kit: Ram 2500 / 3500 2018

Diablo Sport Performance Programmer and PCM Swap Kit: Ram 2500 / 3500 2018

Diablo Sport

Regular price $979.95 $870.95 11% off

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Eibach Pro-Truck Lift Kit (Springs & Shocks): Dodge Ram 2500 2003 - 2009
Eibach Pro-Truck Lift Kit (Springs & Shocks): Dodge Ram 2500 2003 - 2009

Eibach Pro-Truck Lift Kit (Springs & Shocks): Dodge Ram 2500 2003 - 2009

Eibach

Regular price $1,033.33 $930.00 10% off

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Baja Designs Big Horn Fog Pocket Kit: Ram 2500 / 3500 2019-2024 - Clear
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Eibach Pro-Truck Lift Kit (Springs & Shocks): Ram 2500 2014 - 2018
Eibach Pro-Truck Lift Kit (Springs & Shocks): Ram 2500 2014 - 2018

Eibach Pro-Truck Lift Kit (Springs & Shocks): Ram 2500 2014 - 2018

Eibach

Regular price $1,033.33 $930.00 10% off

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Wilwood TX6R 6-Piston Rear Big Brake Kit (Red Calipers, Slotted Rotors): Ram 2500 & 3500 2019 - 2025
Wilwood TX6R 6-Piston Rear Big Brake Kit (Red Calipers, Slotted Rotors): Ram 2500 & 3500 2019 - 2025
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Wilwood TX6R 6-Piston Rear Big Brake Kit (Red Calipers, Slotted Rotors): Ram 2500 & 3500 2019 - 2025

Wilwood

Regular price $3,144.62 $2,807.70 11% off

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Stopping Power
Noise Level
Performance Over Stock
Dust Levels
PowerStop Brake Pads (REAR): Ram 2500 / 3500 2019 - 2024 w/ Hardware
PowerStop Brake Pads (REAR): Ram 2500 / 3500 2019 - 2024 w/ Hardware

PowerStop Brake Pads (REAR): Ram 2500 / 3500 2019 - 2024 w/ Hardware

PowerStop

$97.81

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Stopping Power
Noise Level
Performance Over Stock
Dust Levels
Rancho RS5000X Front Shock (FRONT): Fits Ram 2500 / 3500 (94-24)
Rancho RS5000X Front Shock (FRONT): Fits Ram 2500 / 3500 (94-24)
AlphaRex LUXX LED Projector Headlights (Chrome): Dodge Ram 2009 - 2018 (1500, 2500 & 3500)
AlphaRex LUXX LED Projector Headlights (Chrome): Dodge Ram 2009 - 2018 (1500, 2500 & 3500)

AlphaRex LUXX LED Projector Headlights (Chrome): Dodge Ram 2009 - 2018 (1500, 2500 & 3500)

AlphaRex

Regular price from $825.00 Up to 9% off

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Magnaflow Universal Catalytic Converter 2.25in In/Out 3in Body
Magnaflow Universal Catalytic Converter 2.25in In/Out 3in Body
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Diode Dynamics SL2 White LED Bulbs (Pair)
Diode Dynamics SL2 White LED Bulbs (Pair)
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Diode Dynamics SL2 White LED Bulbs (Pair)

Diode Dynamics

$159.95

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Air Lift Wireless Air Control System V2 w/ EZ Mount
Air Lift Wireless Air Control System V2 w/ EZ Mount

Air Lift Wireless Air Control System V2 w/ EZ Mount

Air Lift

$936.99

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Maxtrac Rear 2.5in Lift Kit w/3.625in Axle: Dodge RAM 2500/3500 2WD V8
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Maxtrac Rear 2.5in Lift Kit w/3.625in Axle: Dodge RAM 2500/3500 2WD V8

Maxtrac

Regular price $424.78 $366.85 14% off

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Maxtrac Rear 2.5in Lift Kit w/4.125in Axle: Dodge RAM 2500/3500 2WD V8
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Maxtrac Rear 2.5in Lift Kit w/4.125in Axle: Dodge RAM 2500/3500 2WD V8

Maxtrac

Regular price $424.78 $366.85 14% off

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Maxtrac 2.5in Front Lift Coils: Ram 2500 / 3500 2003-2008 5.7L / 6.4L
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Maxtrac 2.5in Front Lift Coils: Ram 2500 / 3500 2003-2008 5.7L / 6.4L

Maxtrac

Regular price $272.25 $235.13 14% off

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Air Lift Heavy Duty Compressor: Fits Most Models
Air Lift Heavy Duty Compressor: Fits Most Models

Air Lift Heavy Duty Compressor: Fits Most Models

Air Lift

$407.99

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Air Lift Heavy Duty Dual Load Controller Compressor: Fits Most Models
Air Lift Heavy Duty Dual Load Controller Compressor: Fits Most Models
BBK Chrome Cold Air Intake Kit: Dodge / RAM 1500 2009-2014 5.7L HEMI
BBK Chrome Cold Air Intake Kit: Dodge / RAM 1500 2009-2014 5.7L HEMI
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BBK Chrome Cold Air Intake Kit: Dodge / RAM 1500 2009-2014 5.7L HEMI

BBK

Regular price $449.99 $399.99 11% off

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Spec D Euro Headlights (Smoke): Dodge Ram 2006 - 2009
Spec D Euro Headlights (Smoke): Dodge Ram 2006 - 2009

Spec D Euro Headlights (Smoke): Dodge Ram 2006 - 2009

Spec D

Regular price $182.00 $135.00 26% off

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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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