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Explore 6.7L Cummins Diesel Performance Parts The 6.7L Cummins is a powerhouse inline-6 turbo diesel engine known for its exceptional torque and towing capability in Ram 2500 and 3500 trucks. Built to handle heavy-duty workloads, this engine thrives with upgrades that enhance fuel delivery, turbo efficiency, and overall reliability. At FastHemis, you'll find a wide range of parts tailored specifically for the 6.7L Cummins platform. Whether you're looking to improve towing performance, increase power output, or optimize fuel economy, our selection includes tuning solutions, intake and exhaust upgrades, turbo components, and fuel system enhancements designed to support your diesel’s demanding needs. Key upgrade options for your 6.7L Cummins Diesel: - Performance tuners and programmers - High-flow intake and exhaust systems - Turbocharger upgrades and components - Fuel system enhancements for better delivery - Cooling and intercooler upgrades Shop 6.7L Cummins diesel upgrades at FastHemis.
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American Brother Designs Washer Fluid Cap Cover: Jeep Wrangler (18-25) & Gladiator (20-25)
American Brother Designs Washer Fluid Cap Cover: Jeep Wrangler (18-25) & Gladiator (20-25)
usa

American Brother Designs Washer Fluid Cap Cover: Jeep Wrangler (18-25) & Gladiator (20-25)

American Brother Designs

Regular price $109.00 $59.00 46% off

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American Brother Designs Interior Cup Holder Fill: Jeep Wrangler JL 2018 - 2025
American Brother Designs Interior Cup Holder Fill: Jeep Wrangler JL 2018 - 2025
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American Brother Designs Interior Cup Holder Fill: Jeep Wrangler JL 2018 - 2025

American Brother Designs

Regular price $65.00 $15.00 77% off

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EBC Yellowstuff Front Brake Pads (FRONT): Fits Grand Wagoneer / Wagoneer / RAM 1500 / TRX 2019-24
EBC Yellowstuff Front Brake Pads (FRONT): Fits Grand Wagoneer / Wagoneer / RAM 1500 / TRX 2019-24

EBC Yellowstuff Front Brake Pads (FRONT): Fits Grand Wagoneer / Wagoneer / RAM 1500 / TRX 2019-24

EBC

Regular price $205.59 $195.31 5% off

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Hawk Performance LTS Front Brake Pads: Jeep Wrangler JL 2018-2020 / Gladiator JT 2020 2.0/3.0L
Hawk Performance LTS Front Brake Pads: Jeep Wrangler JL 2018-2020 / Gladiator JT 2020 2.0/3.0L
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Hawk Performance LTS Front Brake Pads: Jeep Wrangler JL 2018-2020 / Gladiator JT 2020 2.0/3.0L

Hawk Performance

Regular price $178.99 $161.09 10% off

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Stopping Power
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AlphaRex LUXX LED Tail Lights (Alpha-Black): Ram 1500 2019 - 2024
AlphaRex LUXX LED Tail Lights (Alpha-Black): Ram 1500 2019 - 2024

AlphaRex LUXX LED Tail Lights (Alpha-Black): Ram 1500 2019 - 2024

AlphaRex

Regular price $655.00 from $595.00 Up to 9% off

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AlphaRex PRO LED Tail Lights (Jet Black): Dodge Ram 2009 - 2018
AlphaRex PRO LED Tail Lights (Jet Black): Dodge Ram 2009 - 2018

AlphaRex PRO LED Tail Lights (Jet Black): Dodge Ram 2009 - 2018

AlphaRex
5.0 (1)

Regular price from $262.68 1% off

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Energy Suspension Perf Polyurethane 34mm Front Sway Bar Bushing Set (FRONT): Dodge Ram (02-10) - Red
Energy Suspension Perf Polyurethane 34mm Front Sway Bar Bushing Set (FRONT): Dodge Ram (02-10) - Red
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Energy Suspension Perf Polyurethane 34mm Front Sway Bar Bushing Set (FRONT): Dodge Ram (02-10) - Red

Energy Suspension

Regular price $51.34 $34.23 33% off

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Westin Black HDX Modular Grille Guard: Ram 2500 / 3500 2019-2024
Westin Black HDX Modular Grille Guard: Ram 2500 / 3500 2019-2024

Westin Black HDX Modular Grille Guard: Ram 2500 / 3500 2019-2024

Westin

Regular price $1,147.50 $917.99 20% off

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Smarty SJ-67 Junior 67 Tuner: Fits Most Dodge Ram Models
Smarty SJ-67 Junior 67 Tuner: Fits Most Dodge Ram Models
Oracle Lighting LED Flush Mount Tail Light: Jeep Wrangler 2018-2024
Oracle Lighting LED Flush Mount Tail Light: Jeep Wrangler 2018-2024
Mishimoto Mopar Pentastar / Hemi Thermal Bypass Valve Upgrade
Mishimoto Mopar Pentastar / Hemi Thermal Bypass Valve Upgrade

Mishimoto Mopar Pentastar / Hemi Thermal Bypass Valve Upgrade

Mishimoto

Regular price $100.00 $90.95 9% off

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Fabtech Tie Rod End: Dodge Ram 1500 2002-2005
Fabtech Tie Rod End: Dodge Ram 1500 2002-2005
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Fabtech Tie Rod End: Dodge Ram 1500 2002-2005

Fabtech

$57.63

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AMP Research Wire Harness: Ram 1500 (13-18) / 2500 (13-22) / 3500 (13-22)
AMP Research Wire Harness: Ram 1500 (13-18) / 2500 (13-22) / 3500 (13-22)
Hawk Performance Brake Pads: Dodge Ram 2500 (94-99) / Ram 3500 (94-99)
Hawk Performance Brake Pads: Dodge Ram 2500 (94-99) / Ram 3500 (94-99)
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Hawk Performance Brake Pads: Dodge Ram 2500 (94-99) / Ram 3500 (94-99)

Hawk Performance

Regular price $166.99 $150.29 10% off

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Stopping Power
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Wilwood TX6R Front Big Brake Kit Black Calipers Slotted Rotors (FRONT): RAM 2500/3500 2014-2023
Wilwood TX6R Front Big Brake Kit Black Calipers Slotted Rotors (FRONT): RAM 2500/3500 2014-2023
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Wilwood TX6R Front Big Brake Kit Black Calipers Slotted Rotors (FRONT): RAM 2500/3500 2014-2023

Wilwood

Regular price $3,552.33 $3,171.73 11% off

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

Wilwood

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

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COMP Cams Pushrods CRS Hemi 5/16 In&Ex
COMP Cams Pushrods CRS Hemi 5/16 In&Ex
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COMP Cams Pushrods CRS Hemi 5/16 In&Ex

COMP Cams

$193.95

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APS T Series Running Boards (Pair) Quad Cab: Ram 1500 2019 - 2025
APS T Series Running Boards (Pair) Quad Cab: Ram 1500 2019 - 2025

APS T Series Running Boards (Pair) Quad Cab: Ram 1500 2019 - 2025

APS

Regular price $392.49 $313.99 20% off

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APS Side Armor DS Nerf Bars (Pair) Crew Cab: Ram 1500 2019 - 2025
APS Side Armor DS Nerf Bars (Pair) Crew Cab: Ram 1500 2019 - 2025

APS Side Armor DS Nerf Bars (Pair) Crew Cab: Ram 1500 2019 - 2025

APS

Regular price $565.87 $452.70 20% off

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APS Polished SS Upper Billet Grille (FRONT): Ram 1500 Laramie / Lone Star / Big Horn (19-24)
APS Polished SS Upper Billet Grille (FRONT): Ram 1500 Laramie / Lone Star / Big Horn (19-24)

APS Polished SS Upper Billet Grille (FRONT): Ram 1500 Laramie / Lone Star / Big Horn (19-24)

APS

Regular price $160.31 $128.25 20% off

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APS Black Stainless Lower Billet Grille (WITH Front Sensor): Ram 1500 2019 - 2024
APS Black Stainless Lower Billet Grille (WITH Front Sensor): Ram 1500 2019 - 2024

APS Black Stainless Lower Billet Grille (WITH Front Sensor): Ram 1500 2019 - 2024

APS

Regular price $63.00 $50.40 20% off

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APS Polished Stainless Upper Billet Grille (w/ Logo Show): Dodge Ram 2006 - 2008
APS Polished Stainless Upper Billet Grille (w/ Logo Show): Dodge Ram 2006 - 2008

APS Polished Stainless Upper Billet Grille (w/ Logo Show): Dodge Ram 2006 - 2008

APS

Regular price $114.75 $91.80 20% off

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APS Side Armor DS Nerf Bars (Pair) Crew Cab: Dodge Ram 2009 - 2025 (1500, 2500 & 3500)
APS Side Armor DS Nerf Bars (Pair) Crew Cab: Dodge Ram 2009 - 2025 (1500, 2500 & 3500)

APS Side Armor DS Nerf Bars (Pair) Crew Cab: Dodge Ram 2009 - 2025 (1500, 2500 & 3500)

APS
5.0 (1)

Regular price $565.87 $452.70 20% off

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Performance Parts for Your 6.7L Cummins Diesel Engine

The 6.7L Cummins diesel engine is renowned for its incredible torque and heavy-duty towing capability in Ram 2500 and 3500 trucks. Designed to endure demanding workloads, this inline-6 turbo diesel thrives on upgrades that improve fuel delivery, turbo efficiency, and overall engine reliability.

How Diesel Performance Upgrades Enhance Your 6.7L Cummins

Upgrading key components on your 6.7L Cummins can unlock better power delivery, improved throttle response, and increased durability under load. Performance tuners optimize engine calibration for your specific setup, while intake and exhaust upgrades reduce restrictions and improve airflow. Turbocharger enhancements further boost efficiency and spool time, essential for towing and hauling.

  • Performance tuners tailor fueling and timing for maximum torque
  • High-flow intake systems increase air volume to the engine
  • Exhaust upgrades reduce backpressure and lower exhaust gas temperatures
  • Turbocharger components improve boost response and reliability
  • Fuel system enhancements ensure consistent delivery under high demand

Choosing the Right Upgrades for Towing Versus Power

When selecting upgrades for your 6.7L Cummins, it’s important to balance towing needs with power goals. Towing-focused builds benefit from cooling and fuel system improvements that maintain reliability during extended heavy loads. Performance builds often prioritize turbo upgrades and tuning to maximize horsepower and torque for acceleration and hauling.

Supporting Modifications to Maximize Your 6.7L Cummins Diesel

To get the most from your diesel upgrades, consider supporting modifications that enhance engine longevity and efficiency. Cooling system and intercooler upgrades help manage intake air temperatures, while fuel delivery components maintain consistent pressure and volume. Explore the full range of 6.7L Cummins diesel performance parts at FastHemis to build a setup tailored to your driving and towing demands.

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