USE COUPON CODE "SUMMER26"

Your cart

Your cart is empty

Shop Diesel

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.
SELECT YOUR VEHICLE

5903 Results

Baja Designs Dual S1 Reverse Kit: Jeep Gladiator (20-22) w/ Upfitter
usa
Hellwig 1.25" Rear Sway Bar: RAM 3500/4500/5500 Cab & Chassis 2016-2024
Hellwig 1.25" Rear Sway Bar: RAM 3500/4500/5500 Cab & Chassis 2016-2024
usa

Hellwig 1.25" Rear Sway Bar: RAM 3500/4500/5500 Cab & Chassis 2016-2024

Hellwig

Regular price $600.22 $420.17 30% off

Unit price
per 

Go Rhino 1000 Series 4in Complete Sidestep Kit w/ Brackets: Ram 1500 / 1500 Classic (11-24)
usa

Go Rhino 1000 Series 4in Complete Sidestep Kit w/ Brackets: Ram 1500 / 1500 Classic (11-24)

Go Rhino

Regular price $363.98 $279.98 23% off

Unit price
per 

Bilstein 5100 Series Monotube Shock Absorber (FRONT): Ram 2500 (14-20)
Bilstein 5100 Series Monotube Shock Absorber (FRONT): Ram 2500 (14-20)

Bilstein 5100 Series Monotube Shock Absorber (FRONT): Ram 2500 (14-20)

Bilstein

Regular price $171.85 $123.00 28% off

Unit price
per 

DBA Street Series Brake Pads (FRONT): Jeep Wrangler JL (18-19)
DBA Street Series Brake Pads (FRONT): Jeep Wrangler JL (18-19)

DBA Street Series Brake Pads (FRONT): Jeep Wrangler JL (18-19)

DBA

Regular price $77.75 $65.79 15% off

Unit price
per 

Stopping Power
Noise Level
Performance Over Stock
Dust Levels
AutoMeter Pillar Pod: Dodge Ram 1500 / Ram 2500 / Ram 3500 2003 - 2009
AutoMeter Pillar Pod: Dodge Ram 1500 / Ram 2500 / Ram 3500 2003 - 2009
usa
Go Rhino Mounting Brackets for RC2 Bull Bars: Fits Most Dodge Ram Models (2006-2009)
Go Rhino Mounting Brackets for RC2 Bull Bars: Fits Most Dodge Ram Models (2006-2009)
usa

Go Rhino Mounting Brackets for RC2 Bull Bars: Fits Most Dodge Ram Models (2006-2009)

Go Rhino

Regular price $81.89 $62.99 23% off

Unit price
per 

Go Rhino OE Xtreme Brackets for Side Steps: Ram 1500 / 1500 Classic (11-24)
Go Rhino OE Xtreme Brackets for Side Steps: Ram 1500 / 1500 Classic (11-24)
usa

Go Rhino OE Xtreme Brackets for Side Steps: Ram 1500 / 1500 Classic (11-24)

Go Rhino

Regular price $201.49 $154.99 23% off

Unit price
per 

Westin Textured Black Rock Slider: Jeep Gladiator 2020-2024
Westin Textured Black Rock Slider: Jeep Gladiator 2020-2024

Westin Textured Black Rock Slider: Jeep Gladiator 2020-2024

Westin

Regular price $1,078.75 $862.99 20% off

Unit price
per 

Westin Textured Black Rear Bumper: Jeep Gladiator 2020-2024
Westin Textured Black Rear Bumper: Jeep Gladiator 2020-2024
Westin Textured Black Overland Cargo Rack Base: Jeep Gladiator 2020-2024
Westin Textured Black Overland Cargo Rack Base: Jeep Gladiator 2020-2024

Westin Textured Black Overland Cargo Rack Base: Jeep Gladiator 2020-2024

Westin

Regular price $741.25 $592.99 20% off

Unit price
per 

Westin Outlaw Drop Nerf Step Bars: Fits Ram 1500 / 2500 / 3500 (09-24)
Westin Outlaw Drop Nerf Step Bars: Fits Ram 1500 / 2500 / 3500 (09-24)

Westin Outlaw Drop Nerf Step Bars: Fits Ram 1500 / 2500 / 3500 (09-24)

Westin

Regular price $661.25 $528.99 20% off

Unit price
per 

Westin Black Bull Bar: Ram 2500 (2010-2019) / Ram 3500 (2010-2019)
Westin Black Bull Bar: Ram 2500 (2010-2019) / Ram 3500 (2010-2019)
Westin Textured Black Rear Bumper: Jeep Wrangler 2018-2024
Westin Textured Black Rear Bumper: Jeep Wrangler 2018-2024
Westin Black HDX Grille Guard: Ram 2500 / 3500 2019-2024
Westin Black HDX Grille Guard: Ram 2500 / 3500 2019-2024

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

Westin

Regular price $1,433.75 $1,146.99 20% off

Unit price
per 

Westin Black Truck Bed Mat: Fits Dodge / Ram (03-23)
Westin Black Truck Bed Mat: Fits Dodge / Ram (03-23)

Westin Black Truck Bed Mat: Fits Dodge / Ram (03-23)

Westin

$262.50

Unit price
per 

Westin Pro-Mod Front Bumper: Dodge Ram 2500 (2010) / Ram 3500 (2010-2019)
Westin Pro-Mod Front Bumper: Dodge Ram 2500 (2010) / Ram 3500 (2010-2019)

Westin Pro-Mod Front Bumper: Dodge Ram 2500 (2010) / Ram 3500 (2010-2019)

Westin

Regular price $1,561.25 $1,248.99 20% off

Unit price
per 

Westin SS PRO TRAXX 5 Oval Nerf Step Bars: Fits Dodge / Ram (09-26)
Westin SS PRO TRAXX 5 Oval Nerf Step Bars: Fits Dodge / Ram (09-26)

Westin SS PRO TRAXX 5 Oval Nerf Step Bars: Fits Dodge / Ram (09-26)

Westin

Regular price $896.25 $716.99 20% off

Unit price
per 

Westin SS Drop Nerf Step Bars: Fits Ram 1500 / 2500 / 3500 (09-24) - Textured Black
Westin SS Drop Nerf Step Bars: Fits Ram 1500 / 2500 / 3500 (09-24) - Textured Black

Westin SS Drop Nerf Step Bars: Fits Ram 1500 / 2500 / 3500 (09-24) - Textured Black

Westin

Regular price $1,115.00 $891.99 20% off

Unit price
per 

Method Wheels 323 / Gloss Black | 20x9 | 6x5.5 | 12/5.44"
Method Wheels 323 / Gloss Black | 20x9 | 6x5.5 | 12/5.44"

Method Wheels 323 / Gloss Black | 20x9 | 6x5.5 | 12/5.44"

Method Wheels

$419.00

Unit price
per 

Westin Textured Black Gas Tank Skid Plate: Jeep Wrangler 2018-2024
Westin Textured Black Gas Tank Skid Plate: Jeep Wrangler 2018-2024
Westin Pro-Series Front Bumper: Dodge Ram 2500 (2010) / Ram 2500 / 3500 (11-18)
Westin Pro-Series Front Bumper: Dodge Ram 2500 (2010) / Ram 2500 / 3500 (11-18)

Westin Pro-Series Front Bumper: Dodge Ram 2500 (2010) / Ram 2500 / 3500 (11-18)

Westin

Regular price $2,173.75 $1,738.99 20% off

Unit price
per 

Westin Textured Black Pro-Mod Skid Plate: Ram 2500 / 3500 2019-2024
Westin Textured Black Pro-Mod Skid Plate: Ram 2500 / 3500 2019-2024

Westin Textured Black Pro-Mod Skid Plate: Ram 2500 / 3500 2019-2024

Westin

Regular price $388.75 $310.99 20% off

Unit price
per 

Westin Black HDX Bandit Front Bumper: Ram 2500 / 3500 2019-2024
Westin Black HDX Bandit Front Bumper: Ram 2500 / 3500 2019-2024

Westin Black HDX Bandit Front Bumper: Ram 2500 / 3500 2019-2024

Westin

Regular price $2,665.00 $2,131.99 20% off

Unit price
per 

Westin Textured Black Pro-Series Front Bumper (FRONT): Ram 2500 / 3500 2019-2024
Westin Textured Black Pro-Series Front Bumper (FRONT): Ram 2500 / 3500 2019-2024

Westin Textured Black Pro-Series Front Bumper (FRONT): Ram 2500 / 3500 2019-2024

Westin

Regular price $2,242.50 $1,793.99 20% off

Unit price
per 

Westin Stainless Steel Drop W2W Nerf Step Bars: Ram 2500 / 3500 2019-2024 w/ Textured Black
Westin Stainless Steel Drop W2W Nerf Step Bars: Ram 2500 / 3500 2019-2024 w/ Textured Black

Westin Stainless Steel Drop W2W Nerf Step Bars: Ram 2500 / 3500 2019-2024 w/ Textured Black

Westin

Regular price $1,527.50 $1,221.99 20% off

Unit price
per 

Westin Transmission Pan Skid Plate: Jeep Wrangler JL 2018-2024
Westin Transmission Pan Skid Plate: Jeep Wrangler JL 2018-2024
Westin SS Drop Nerf Step Bars: Dodge Ram 1500 (09-10) / Ram 1500 (11-18) / Ram 1500 Classic (19-24)
Westin SS Drop Nerf Step Bars: Dodge Ram 1500 (09-10) / Ram 1500 (11-18) / Ram 1500 Classic (19-24)

Westin SS Drop Nerf Step Bars: Dodge Ram 1500 (09-10) / Ram 1500 (11-18) / Ram 1500 Classic (19-24)

Westin

Regular price $1,115.00 $891.99 20% off

Unit price
per 

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.

SELECT YOUR VEHICLE