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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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2504 Results

HPS Silicone Radiator Hoses Kit: Dodge Ram 2500 & 3500 6.7L Diesel 2010 - 2012
HPS Silicone Radiator Hoses Kit: Dodge Ram 2500 & 3500 6.7L Diesel 2010 - 2012

HPS Silicone Radiator Hoses Kit: Dodge Ram 2500 & 3500 6.7L Diesel 2010 - 2012

HPS

Regular price $278.30 $242.00 13% off

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3 colors
  • Red
  • Blue
  • Black
Maxtrac Twin Tube Gas Rear Shock Absorber 2in Lift: Fits Most Dodge / Ram Models (1994-2018)
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Maxtrac Twin Tube Gas Rear Shock Absorber 2in Lift: Fits Most Dodge / Ram Models (1994-2018)

Maxtrac

Regular price $70.05 $60.50 14% off

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MaxTrac Twin Tube Gas Front Shock Absorber 2in Lift: Fits Most Dodge / Ram 1500 Models (2002-2018)
usa
APS Black Stainless Lower Billet Grille: Dodge Ram Sport 2002 - 2005
APS Black Stainless Lower Billet Grille: Dodge Ram Sport 2002 - 2005

APS Black Stainless Lower Billet Grille: Dodge Ram Sport 2002 - 2005

APS

Regular price $55.13 $44.10 20% off

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Amerihood SRT Style Functional Ram Air Hood: Dodge Ram 2500 2019 - 2023
Amerihood SRT Style Functional Ram Air Hood: Dodge Ram 2500 2019 - 2023

Amerihood SRT Style Functional Ram Air Hood: Dodge Ram 2500 2019 - 2023

Amerihood

Regular price $900.00 $696.00 23% off

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Amerihood VIP Style Functional Ram Air Hood: Dodge Ram 2500 2010 - 2018
Amerihood VIP Style Functional Ram Air Hood: Dodge Ram 2500 2010 - 2018

Amerihood VIP Style Functional Ram Air Hood: Dodge Ram 2500 2010 - 2018

Amerihood

Regular price $900.00 $696.00 23% off

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DiabloSport Predator 2 Tuner: Dodge Ram / Ram / Durango / Dakota 2005 - 2018 (V6 & V8 Models)
DiabloSport Predator 2 Tuner: Dodge Ram / Ram / Durango / Dakota 2005 - 2018 (V6 & V8 Models)

DiabloSport Predator 2 Tuner: Dodge Ram / Durango / Dakota 2005 - 2018 (V6 & V8 Models)

Diablo Sport
5.0 (2)

Regular price $532.95 $369.00 31% off

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S&B Cold Air Intake: Ram 6.7L Cummins Diesel 2013 - 2018 (2500 / 3500)
S&B Cold Air Intake: Ram 6.7L Cummins Diesel 2013 - 2018 (2500 / 3500)
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S&B Cold Air Intake: Ram 6.7L Cummins Diesel 2013 - 2018 (2500 / 3500)

S&B Filters

Regular price $429.99 $379.00 12% off

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2 filter types
Baer 15" Extreme Front Big Brake Kit: Dodge Ram 1500 2002 - 2023
Baer 15" Extreme Front Big Brake Kit: Dodge Ram 1500 2002 - 2023
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Baer 15" Extreme Front Big Brake Kit: Dodge Ram 1500 2002 - 2023

Baer

Regular price from $3,935.00 9% off

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Stopping Power
Noise Level
Performance Over Stock
Dust Levels
Spec D LED Projector Headlights (Black): Dodge Ram 2009 - 2018
Spec D LED Projector Headlights (Black): Dodge Ram 2009 - 2018

Spec D LED Projector HeadLights (Black): Dodge Ram 2009 - 2016

Spec D

Regular price $324.00 $240.00 26% off

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Bilstein B8 5100 Front Shock: Dodge Ram 1500 2WD 2009 - 2018 (w/ 0-1.75" Front Lift)
Bilstein B8 5100 Front Shock: Dodge Ram 1500 2WD 2009 - 2018 (w/ 0-1.75" Front Lift)

Bilstein B8 5100 Front Shock: Dodge Ram 1500 2WD 2009 - 2018 (w/ 0-1.75" Front Lift)

Bilstein

Regular price $171.85 $123.00 28% off

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Mishimoto Thermal Bypass Full Flow: Ram 2500 / Ram 3500 2019-2024
Mishimoto Thermal Bypass Full Flow: Ram 2500 / Ram 3500 2019-2024

Mishimoto Thermal Bypass Full Flow: Ram 2500 / Ram 3500 2019-2024

Mishimoto

Regular price $110.00 $99.95 9% off

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Diablo Sport DS-MFD PredatorX Programmer: Fits Chrysler / Dodge / Jeep / Ram (07-14)
Diablo Sport DS-MFD PredatorX Programmer: Fits Chrysler / Dodge / Jeep / Ram (07-14)

Diablo Sport DS-MFD PredatorX Programmer: Fits Chrysler / Dodge / Jeep / Ram (07-14)

Diablo Sport

Regular price $340.95 $302.95 11% off

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Bilstein B6 4600 Front Shock (FRONT): Dodge Ram 1500 2WD (02-18) w/o Air Leveling
Bilstein B6 4600 Front Shock (FRONT): Dodge Ram 1500 2WD (02-18) w/o Air Leveling

Bilstein B6 4600 Front Shock (FRONT): Dodge Ram 1500 2WD (02-18) w/o Air Leveling

Bilstein

Regular price $154.85 $104.00 33% off

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Superchips Wireless Amp'd 2.0 Pedal Controller: Fits Most Dodge / Ram / Chrysler Models (2005-2026)

Superchips Wireless Amp'd 2.0 Pedal Controller: Fits Most Dodge / Ram / Chrysler Models (2005-2026)

Superchips
5.0 (1)

Regular price $322.95 $286.95 11% off

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Baer Claw Drilled & Slotted Zinc-Plated Rotor and Ceramic Performance Pad Combo Kit (FRONT): Fits Most Hemi Models
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Baer Claw Drilled & Slotted Zinc-Plated Rotor and Ceramic Performance Pad Combo Kit (FRONT): Ram 1500 (06-17) / Durango (07-09)

Baer

Regular price $375.95 $300.55 20% off

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Stopping Power
Noise Level
Performance Over Stock
Dust Levels
EBC Greenstuff Rear Brake Pads: Dodge Ram SRT10 2004 - 2006
EBC Greenstuff Rear Brake Pads: Dodge Ram SRT10 2004 - 2006

EBC Greenstuff Rear Brake Pads: Dodge Ram SRT10 2004 - 2006

EBC

Regular price $179.43 $170.46 5% off

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Stopping Power
Noise Level
Performance Over Stock
Dust Levels
EBC Yellowstuff Rear Brake Pads: Dodge Ram SRT10 2004-2006
EBC Yellowstuff Rear Brake Pads: Dodge Ram SRT10 2004-2006

EBC Yellowstuff Rear Brake Pads: Dodge Ram SRT10 2004-2006

EBC

Regular price $221.11 $210.05 5% off

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Stopping Power
Noise Level
Performance Over Stock
Dust Levels
Kooks Chrysler 5.7L (09+)/ 6.1L/ & 6.4L Hemi 02 Sensor Exts
Kooks Chrysler 5.7L (09+)/ 6.1L/ & 6.4L Hemi 02 Sensor Exts
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Kooks Chrysler 5.7L (09+)/ 6.1L/ & 6.4L Hemi 02 Sensor Exts

Kooks Headers

Regular price $107.31 $96.58 10% off

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Spec D Factory Style Fender Flares (Smooth Black, 4pc): Dodge Ram (w/ 6.5ft bed) 2002 - 2009
Spec D Factory Style Fender Flares (Smooth Black, 4pc): Dodge Ram (w/ 6.5ft bed) 2002 - 2009

Spec D Factory Style Fender Flares (Smooth Black, 4pc): Dodge Ram (w/ 6.5ft bed) 2002 - 2009

Spec D

Regular price $116.00 $86.00 26% off

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Spec D LED Tail Lights (Red): Dodge Ram 2009 - 2018
Spec D LED Tail Lights (Red): Dodge Ram 2009 - 2018

Spec D LED Tail Lights (Red): Dodge Ram 2009 - 2018

Spec D

Regular price $217.00 $161.00 26% off

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Spec D Driver Mirror w/ Turn Signal Light & Puddle Light (Auto-Fold, Black): Ram 2013 - 2018
Spec D Driver Mirror w/ Turn Signal Light & Puddle Light (Auto-Fold, Black): Ram 2013 - 2018

Spec D Driver Mirror w/ Turn Signal Light & Puddle Light (Auto-Fold, Black): Ram 2013 - 2018

Spec D

Regular price $240.00 $178.00 26% off

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Spec D Soft Roll-Up Tonneau Cover: Dodge Ram 1500 (w/ 5.7ft Bed) 2009 - 2018
Spec D Soft Roll-Up Tonneau Cover: Dodge Ram 1500 (w/ 5.7ft Bed) 2009 - 2018

Spec D Soft Roll-Up Tonneau Cover: Dodge Ram 1500 (w/ 5.7ft Bed) 2009 - 2018

Spec D

Regular price $228.00 $169.00 26% off

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Spec D OEM Style Headlights w/ LED Bar (Chrome): Dodge Ram 1994 - 2002
Spec D OEM Style Headlights w/ LED Bar (Chrome): Dodge Ram 1994 - 2002

Spec D OEM Style Headlights w/ LED Bar (Chrome): Dodge Ram 1994 - 2002

Spec D

Regular price $259.00 $192.00 26% off

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Spec D Riveted Style Fender Flares (Textured Black, 4pc): Dodge Ram 2002 - 2009
Spec D Riveted Style Fender Flares (Textured Black, 4pc): Dodge Ram 2002 - 2009

Spec D Riveted Style Fender Flares (Textured Black, 4pc): Dodge Ram 2002 - 2009

Spec D

Regular price $176.00 $130.00 26% off

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per 

Spec D LED Tail Lights (Smoke, Version 2): Dodge Ram 2002 - 2006
Spec D LED Tail Lights (Smoke, Version 2): Dodge Ram 2002 - 2006

Spec D LED Tail Lights (Smoke, Version 2): Dodge Ram 2002 - 2006

Spec D

Regular price $155.00 $115.00 26% off

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Spec D LED Tail Lights (Smoke, Red LED w/ Sequential Turn Signal): Ram 2013 - 2018
Spec D LED Tail Lights (Smoke, Red LED w/ Sequential Turn Signal): Ram 2013 - 2018

Spec D LED Tail Lights (Smoke, Red LED w/ Sequential Turn Signal): Ram 2013 - 2018

Spec D
5.0 (1)

Regular price $379.00 $281.00 26% off

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Spec D LED Tail Lights (Red, G2): Dodge Ram 2002 - 2005
Spec D LED Tail Lights (Red, G2): Dodge Ram 2002 - 2005

Spec D LED Tail Lights (Red, G2): Dodge Ram 2002 - 2005

Spec D

Regular price $219.00 $162.00 26% off

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per 

Spec D Crystal Headlights (Smoke): Dodge Ram 1994 - 2002
Spec D Crystal Headlights (Smoke): Dodge Ram 1994 - 2002

Spec D Crystal Headlights (Smoke): Dodge Ram 1994 - 2002

Spec D

Regular price $122.00 $90.00 26% off

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Spec D Driver Mirror w/ Turn & Puddle Light (MANUAL-FOLD, BLACK): Ram 2500 / 3500 (19-26)
Spec D Driver Mirror w/ Turn & Puddle Light (MANUAL-FOLD, BLACK): Ram 2500 / 3500 (19-26)

Spec D Driver Mirror w/ Turn & Puddle Light (MANUAL-FOLD, BLACK): Ram 2500 / 3500 (19-26)

Spec D

Regular price $220.00 $163.00 26% off

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Spec D Power Towing Mirrors: Dodge Ram 2002 - 2009
Spec D Power Towing Mirrors: Dodge Ram 2002 - 2009

Spec D Power Towing Mirrors: Dodge Ram 2002 - 2009

Spec D

Regular price $198.00 $147.00 26% off

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Spec D Mirrors SET w/ Clear LED (Manual-Fold, Black): Dodge Ram 2009 - 2012
Spec D Mirrors SET w/ Clear LED (Manual-Fold, Black): Dodge Ram 2009 - 2012

Spec D Mirrors SET w/ Clear LED (Manual-Fold, Black): Dodge Ram 2009 - 2012

Spec D

Regular price $312.00 $231.00 26% off

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Spec D Towing Mirrors (Power, Heated): Dodge Ram 1998 - 2002
Spec D Towing Mirrors (Power, Heated): Dodge Ram 1998 - 2002

Spec D Towing Mirrors (Power, Heated): Dodge Ram 1998 - 2002

Spec D

Regular price $220.00 $163.00 26% off

Unit price
per 

Spec D LED Tail Lights (Jet Black w/ Sequential Turn Signal): Ram 2500 & 3500 2019 - 2024
Spec D LED Tail Lights (Jet Black w/ Sequential Turn Signal): Ram 2500 & 3500 2019 - 2024

Spec D LED Tail Lights (Jet Black w/ Sequential Turn Signal): Ram 2500 & 3500 2019 - 2024

Spec D

Regular price $558.00 $413.00 26% off

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per 

Spec D Euro Tail Lights (Dark Smoke): Dodge Ram 2002 - 2006
Spec D Euro Tail Lights (Dark Smoke): Dodge Ram 2002 - 2006

Spec D Euro Tail Lights (Dark Smoke): Dodge Ram 2002 - 2006

Spec D

Regular price $84.00 $62.00 26% off

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per 

Spec D OEM Style Fender Flares (Black, 4pc): Dodge Ram 2002 - 2009
Spec D OEM Style Fender Flares (Black, 4pc): Dodge Ram 2002 - 2009

Spec D OEM Style Fender Flares (Black, 4pc): Dodge Ram 2002 - 2009

Spec D

Regular price $128.00 $95.00 26% off

Unit price
per 

Spec D OEM Style Headlights w/ LED Bar (Smoke): Dodge Ram 2002 - 2005
Spec D OEM Style Headlights w/ LED Bar (Smoke): Dodge Ram 2002 - 2005

Spec D OEM Style Headlights w/ LED Bar (Smoke): Dodge Ram 2002 - 2005

Spec D

Regular price $257.00 $190.00 26% 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.

SELECT YOUR VEHICLE