USE COUPON CODE "SUMMER26"

Your cart

Your cart is empty

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.
SELECT YOUR VEHICLE

2277 Results

PPE Head Stud Kit: Ram 1998.5-2024 5.9L / 6.7L 24V High Yield
PPE Head Stud Kit: Ram 1998.5-2024 5.9L / 6.7L 24V High Yield
usa
PPE Head Stud Kit: Dodge Ram (98-24) 5.9L / 6.7L 24V
PPE Head Stud Kit: Dodge Ram (98-24) 5.9L / 6.7L 24V
usa
PPE Release Valve Shim Kit: Ram (08-09)
usa
PPE Serpentine Belt: Ram 6.7L 2013-2018 w/ Dual Alternator
PPE Serpentine Belt: Ram 6.7L 2013-2018 w/ Dual Alternator
usa
PPE Turbo Boost Pressure Gauge Tubing Kit: Dodge Ram (01-09) / Jeep Wrangler (20-23)
usa

PPE Turbo Boost Pressure Gauge Tubing Kit: Dodge Ram (01-09) / Jeep Wrangler (20-23)

PPE

Regular price $15.99 $14.39 10% off

Unit price
per 

Superchips F5 Flashpaq 50-State Legal Programmer: Fits Most Hemi Models

Superchips F5 Flashpaq 50-State Legal Programmer: Fits Dodge / Ram / Chrysler (98-13)

Superchips

Regular price $518.95 $460.95 11% off

Unit price
per 

Superchips Dashpaq+ Performance Tuner: Fits Most Dodge / Ram / Chrysler Models 2003-2014
Superchips Dashpaq+ Performance Tuner: Fits Most Dodge / Ram / Chrysler Models 2003-2014

Superchips Dashpaq+ Performance Tuner: Fits Most Dodge / Ram / Chrysler Models 2003-2014

Superchips

Regular price $979.95 $870.95 11% off

Unit price
per 

MSD Ignition Timing Control Late HEMI Controller: Fits Dodge / Chrysler (03-08)
MSD Ignition Timing Control Late HEMI Controller: Fits Dodge / Chrysler (03-08)

MSD Ignition Timing Control Late HEMI Controller: Fits Dodge / Chrysler (03-08)

MSD Ignition

Regular price $979.95 $653.95 33% off

Unit price
per 

MSD Ignition DIS-4 Plus Ignition Control: Fits Chrysler / Dodge / Jeep (92-06)
MSD Ignition DIS-4 Plus Ignition Control: Fits Chrysler / Dodge / Jeep (92-06)

MSD Ignition DIS-4 Plus Ignition Control: Fits Chrysler / Dodge / Jeep (92-06)

MSD Ignition

Regular price $1,094.95 $874.95 20% off

Unit price
per 

Diablo Sport Modified PCM and inTune i3 Programmer: Ram 2500 / 3500 2018

Diablo Sport Modified PCM and inTune i3 Programmer: Ram 2500 / 3500 2018

Diablo Sport

Regular price $2,193.95 $1,949.95 11% off

Unit price
per 

MSD Ignition Red Super Conductor Spark Plug Wire Kit: Dodge Ram 1500 / 2500 / 3500 2003-2006

MSD Ignition Red Super Conductor Spark Plug Wire Kit: Dodge Ram 1500 / 2500 / 3500 2003-2006

MSD Ignition

Regular price $242.95 $194.35 20% off

Unit price
per 

Flowmaster Pro Series Muffler: Dodge Ram 2500 / Ram 3500 97-07
Flowmaster Pro Series Muffler: Dodge Ram 2500 / Ram 3500 97-07
usa

Flowmaster Pro Series Muffler: Dodge Ram 2500 / Ram 3500 97-07

Flowmaster

Regular price $345.95 $276.25 20% off

Unit price
per 

Diablo Sport Predator P2 Perf Tuner: Dodge Ram 2500 / 3500 (04-12)
Diablo Sport Predator P2 Perf Tuner: Dodge Ram 2500 / 3500 (04-12)

Diablo Sport Predator P2 Perf Tuner: Dodge Ram 2500 / 3500 (04-12)

Diablo Sport

Regular price $532.95 $369.00 31% off

Unit price
per 

Flowmaster American Thunder Cat-Back Exhaust System: Dodge Ram 1500 (94-01) / Ram 2500 (94-02) / Ram 3500 (94-02)
usa

Flowmaster American Thunder Cat-Back Exhaust: Dodge Ram 1500 (94-01) / Ram 2500 / 3500 (94-02)

Flowmaster

Regular price $731.95 $583.95 20% off

Unit price
per 

Flowmaster Perf Panel Air Filter: Fits Dodge / Ram (02-26) w/ Seal - Black
Flowmaster Perf Panel Air Filter: Fits Dodge / Ram (02-26) w/ Seal - Black
usa

Flowmaster Perf Panel Air Filter: Fits Dodge / Ram (02-26) w/ Seal - Black

Flowmaster

Regular price $112.95 $89.96 20% off

Unit price
per 

Diablo Sport High Output Ignition Coil Kit: Fits Most Models
Diablo Sport High Output Ignition Coil Kit: Fits Most Models

Diablo Sport High Output Ignition Coil Kit: Fits Most Models

Diablo Sport

Regular price $691.95 $461.95 33% off

Unit price
per 

Flowmaster Super 40 Series Chambered Muffler: Ram 2500 / 3500 2014-2015
Flowmaster Super 40 Series Chambered Muffler: Ram 2500 / 3500 2014-2015
usa

Flowmaster Super 40 Series Chambered Muffler: Ram 2500 / 3500 2014-2015

Flowmaster

Regular price $218.95 $174.55 20% off

Unit price
per 

Flowmaster 50 Series HD Chambered Muffler (REAR): Fits Dodge Ram / Jeep Grand Cherokee (94-14)
Flowmaster 50 Series HD Chambered Muffler (REAR): Fits Dodge Ram / Jeep Grand Cherokee (94-14)
usa

Flowmaster 50 Series HD Chambered Muffler (REAR): Fits Dodge Ram / Jeep Grand Cherokee (94-14)

Flowmaster

Regular price $312.95 $250.15 20% off

Unit price
per 

Flowmaster Flow FX Cat-Back Exhaust System: Ram 2500 (2014-2024)
Flowmaster Flow FX Cat-Back Exhaust System: Ram 2500 (2014-2024)
usa

Flowmaster Flow FX Cat-Back Exhaust System: Ram 2500 (2014-2024)

Flowmaster

Regular price $1,293.95 $1,033.95 20% off

Unit price
per 

Flowmaster 70 Series Chambered Muffler: Dodge Dakota / Durango / Ram (92-05)
Flowmaster 70 Series Chambered Muffler: Dodge Dakota / Durango / Ram (92-05)
usa

Flowmaster 70 Series Chambered Muffler: Dodge Dakota / Durango / Ram (92-05)

Flowmaster

Regular price $281.95 $224.95 20% off

Unit price
per 

Flowmaster Flow FX Cat-Back Exhaust System: Ram 2500 / 3500 2014-2024
Flowmaster Flow FX Cat-Back Exhaust System: Ram 2500 / 3500 2014-2024
usa

Flowmaster Flow FX Cat-Back Exhaust System: Ram 2500 / 3500 2014-2024

Flowmaster

Regular price $802.95 $640.95 20% off

Unit price
per 

APS Stainless Upper Sheet Grille (Version 1): Ram 2500 & 3500 2013 - 2018
APS Stainless Upper Sheet Grille (Version 1): Ram 2500 & 3500 2013 - 2018

APS Stainless Upper Sheet Grille (Version 1): Ram 2500 & 3500 2013 - 2018

APS

Regular price $331.85 $265.48 20% off

Unit price
per 

APS Black Stainless Lower Billet Grille: Dodge	Ram 1500 2009 - 2018
APS Black Stainless Lower Billet Grille: Dodge	Ram 1500 2009 - 2018

APS Black Stainless Lower Billet Grille: Dodge Ram 1500 2009 - 2018

APS

Regular price $49.50 $39.60 20% off

Unit price
per 

APS Black Carbon Upper Mesh Grille: Ram 2500 & 3500 2013 - 2018
APS Black Carbon Upper Mesh Grille: Ram 2500 & 3500 2013 - 2018

APS Black Carbon Upper Mesh Grille: Ram 2500 & 3500 2013 - 2018

APS

Regular price $255.91 $204.73 20% 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