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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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2503 Results

Westin Textured Black Sportsman X Grille Guard: Ram 2500 (19-24) / 3500 (19-24)
Westin Textured Black Sportsman X Grille Guard: Ram 2500 (19-24) / 3500 (19-24)

Westin Textured Black Sportsman X Grille Guard: Ram 2500 (19-24) / 3500 (19-24)

Westin

Regular price $1,378.75 $1,102.99 20% off

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Mishimoto Intercooler Pipe & Boot Kit 3.5in (F&R): RAM 2500/3500 2009-2012 6.7L Cummins
Mishimoto Intercooler Pipe & Boot Kit 3.5in (F&R): RAM 2500/3500 2009-2012 6.7L Cummins

Mishimoto Intercooler Pipe & Boot Kit 3.5in (F&R): RAM 2500/3500 2009-2012 6.7L Cummins

Mishimoto

Regular price $539.00 $489.95 9% off

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Mishimoto Intercooler Pipe & Boot Kit (3.5in) (INLET): Dodge / RAM 2500/3500 07.5-09 6.7L Cummins
Mishimoto Intercooler Pipe & Boot Kit (3.5in) (INLET): Dodge / RAM 2500/3500 07.5-09 6.7L Cummins

Mishimoto Intercooler Pipe & Boot Kit (3.5in) (INLET): Dodge / RAM 2500/3500 07.5-09 6.7L Cummins

Mishimoto

Regular price $495.00 $449.95 9% off

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Mishimoto Intercooler Kit Silver (BAR-PLATE) (INLET): Dodge / RAM 2500/3500 07.5-09 6.7L Cummins
Mishimoto Intercooler Kit Silver (BAR-PLATE) (INLET): Dodge / RAM 2500/3500 07.5-09 6.7L Cummins

Mishimoto Intercooler Kit Silver (BAR-PLATE) (INLET): Dodge / RAM 2500/3500 07.5-09 6.7L Cummins

Mishimoto

Regular price $1,738.00 $1,579.95 9% off

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Mishimoto Intercooler Kit Black (BAR-PLATE) (INLET): Dodge / RAM 2500/3500 07.5-09 6.7L Cummins
Mishimoto Intercooler Kit Black (BAR-PLATE) (INLET): Dodge / RAM 2500/3500 07.5-09 6.7L Cummins

Mishimoto Intercooler Kit Black (BAR-PLATE) (INLET): Dodge / RAM 2500/3500 07.5-09 6.7L Cummins

Mishimoto

Regular price $1,738.00 $1,579.95 9% off

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Bilstein B6 4600 Rear Shock: Ram 2500 2019 - 2025 (w/ OUT Air Leveling Suspension)
Bilstein B6 4600 Rear Shock: Ram 2500 2019 - 2025 (w/ OUT Air Leveling Suspension)

Bilstein B6 4600 Rear Shock: Ram 2500 2019 - 2025 (w/ OUT Air Leveling Suspension)

Bilstein

Regular price $154.85 $104.00 33% off

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Corsa Performance Sport Muffler Upgrade Kit: Dodge Ram 2500 (94-10) / Ram 3500 (94-07)
Corsa Performance Sport Muffler Upgrade Kit: Dodge Ram 2500 (94-10) / Ram 3500 (94-07)
usa

Corsa Performance Sport Muffler Upgrade Kit: Dodge Ram 2500 (94-10) / Ram 3500 (94-07)

CORSA Performance

Regular price $621.99 $570.99 8% off

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Westin Wade Platinum Bug Shield: Fits Dodge / Ram (09-24)
Westin Wade Platinum Bug Shield: Fits Dodge / Ram (09-24)
ARP Rod Bolt Kits: Dodge Ram 2500 (94-09) / Ram 3500 (94-07)
usa
Bilstein B8 5100 Front Shock: Dodge Ram 1500 4WD (09-18) w/ 0-2.8" Lift - Zinc
Bilstein B8 5100 Front Shock: Dodge Ram 1500 4WD (09-18) w/ 0-2.8" Lift - Zinc

Bilstein B8 5100 Front Shock: Dodge Ram 1500 4WD (09-18) w/ 0-2.8" Lift - Zinc

Bilstein

Regular price $245.85 $176.00 28% off

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Bilstein B8 5100 Rear Shock (REAR): Dodge Ram 1500 4WD (02-18) w/0-1" Rear Lift, No Air Leveling
Bilstein B8 5100 Rear Shock (REAR): Dodge Ram 1500 4WD (02-18) w/0-1" Rear Lift, No Air Leveling

Bilstein B8 5100 Rear Shock (REAR): Dodge Ram 1500 4WD (02-18) w/0-1" Rear Lift, No Air Leveling

Bilstein

Regular price $171.85 $123.00 28% off

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MagnaFlow Conv DF Exhaust: Dodge Ram 2500 / Ram 3500 02-06
MagnaFlow Conv DF Exhaust: Dodge Ram 2500 / Ram 3500 02-06
usa
Cometic Gasket MLS Head Gasket: Dodge Ram 2500 / Ram 3500 98-08 Diesel Round Port
Cometic Gasket MLS Head Gasket: Dodge Ram 2500 / Ram 3500 98-08 Diesel Round Port
usa

Cometic Gasket MLS Head Gasket: Dodge Ram 2500 / Ram 3500 98-08 Diesel Round Port

Cometic Gasket

Regular price $57.04 $51.33 10% off

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Baja Designs Universal White Rock Light Kit: Fits Most Hemi Models
usa
DiabloSport 9050 - Trinity T2 MX Vehicle Monitor
DiabloSport 9050 - Trinity T2 MX Vehicle Monitor

DiabloSport 9050 - Trinity T2 MX Vehicle Monitor

Diablo Sport

Regular price $771.95 $685.95 11% off

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Westin Soft Roll-Up Tonneau Cover 6ft 4in Bed: Fits Dodge / Ram (02-26) - Black
Westin Soft Roll-Up Tonneau Cover 6ft 4in Bed: Fits Dodge / Ram (02-26) - Black

Westin Soft Roll-Up Tonneau Cover 6ft 4in Bed: Fits Dodge / Ram (02-26) - Black

Westin

Regular price $426.25 $340.99 20% off

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Kooks SS Mopar Flange (BANK): Fits Chrysler / Dodge / Jeep / Ram (05-23)
Kooks SS Mopar Flange (BANK): Fits Chrysler / Dodge / Jeep / Ram (05-23)
usa

Kooks SS Mopar Flange (BANK): Fits Chrysler / Dodge / Jeep / Ram (05-23)

Kooks Headers

Regular price $64.08 $57.67 10% off

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Fabtech Tie Rod End: Ram 1500 (12-15) / 3500 (13-17)
Fabtech Tie Rod End: Ram 1500 (12-15) / 3500 (13-17)
usa

Fabtech Tie Rod End: Ram 1500 (12-15) / 3500 (13-17)

Fabtech

$50.13

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Flowmaster Delta Force Perf Air Intake: Dodge Ram 1500 (94-01) / Ram 2500 / 3500 (94-02)
Flowmaster Delta Force Perf Air Intake: Dodge Ram 1500 (94-01) / Ram 2500 / 3500 (94-02)
usa

Flowmaster Delta Force Perf Air Intake: Dodge Ram 1500 (94-01) / Ram 2500 / 3500 (94-02)

Flowmaster

Regular price $425.95 $340.15 20% off

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Baja Designs Universal Amber Rock Light Kit: Fits Most Hemi Models
usa
Bilstein B6 4600 Rear Shock (REAR): Dodge Ram 1500 (02-10) / 2500 / 3500 4WD Solid Axle
Bilstein B6 4600 Rear Shock (REAR): Dodge Ram 1500 (02-10) / 2500 / 3500 4WD Solid Axle

Bilstein B6 4600 Rear Shock (REAR): Dodge Ram 1500 (02-10) / 2500 / 3500 4WD Solid Axle

Bilstein

Regular price $136.85 $92.00 33% off

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3D MAXpider ACE Kagu Floormats (Black, Both Rows): Ram Crew Cab 2012 - 2018 (1500, 2500, 3500)
3D MAXpider ACE Kagu Floormats (Black, Both Rows): Ram Crew Cab 2012 - 2018 (1500, 2500, 3500)

3D MAXpider ACE Kagu Floormats (Black, Both Rows): Ram Crew Cab 2012 - 2018 (1500, 2500, 3500)

3D MAXpider

Regular price $257.88 $243.99 5% 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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