HEMI EXPERTS OF 20 YEARS

CALL US! (626) 337-3700

Your cart

Your cart is empty

5.9L / 6.7L Diesel Engine Upgrades

SELECT YOUR VEHICLE

674 Results

Liqui Moly Top Tec 6200 Motor Oil: Fits Most Models

Liqui Moly Top Tec 6200 Motor Oil: Fits Most Models

LIQUI MOLY

$297.95

Unit price
per 

ACCEL SuperTuner Performance Tuner: Fits Most Dodge / Ram / Chrysler Models (1999-2013)
ACCEL SuperTuner Performance Tuner: Fits Most Dodge / Ram / Chrysler Models (1999-2013)

ACCEL SuperTuner Performance Tuner: Fits Most Dodge / Ram / Chrysler Models (1999-2013)

ACCEL

Regular price $490.95 $456.95 7% off

Unit price
per 

Banks Power Boost Tube Upgrade Kit Raw (F&R): Fits RAM 2500/3500 2019-2026 6.7L Cummins
Banks Power Boost Tube Upgrade Kit Raw (F&R): Fits RAM 2500/3500 2019-2026 6.7L Cummins
usa

Banks Power Boost Tube Upgrade Kit Raw (F&R): Ram 2500 / 3500 19-24 6.7L Diesel

Banks Power

Regular price $527.78 $475.00 10% off

Unit price
per 

Banks Power Monster-Ram Intake System Ram Black (INLET): Dodge / RAM 2500/3500 07.5-12 6.7L Cummins
Banks Power Monster-Ram Intake System Ram Black (INLET): Dodge / RAM 2500/3500 07.5-12 6.7L Cummins
usa
Banks Power Monster-Ram Intake System w/ Boost Tube (FRONT): Dodge Ram 2500/3500 03-07 5.9L Cummins Stock Intercooler
Banks Power Monster-Ram Intake System w/ Boost Tube (FRONT): Dodge Ram 2500/3500 03-07 5.9L Cummins Stock Intercooler
usa

Banks Power Monster-Ram Intake System w/ Boost Tube (FRONT): Dodge Ram 2500 / Ram 3500 03-07 5.9L Diesel

Banks Power

Regular price $553.33 $498.00 10% off

Unit price
per 

Banks Ram-Air Cold Air Intake System Oiled Filter: Dodge Ram 2500/3500 6.7L Cummins 2007-2009
Banks Ram-Air Cold Air Intake System Oiled Filter: Dodge Ram 2500/3500 6.7L Cummins 2007-2009
usa
Banks Ram-Air Cold Air Intake System Oiled Filter (F&R): Dodge Ram 2500/3500 2003-2007 5.9L Cummins
Banks Ram-Air Cold Air Intake System Oiled Filter (F&R): Dodge Ram 2500/3500 2003-2007 5.9L Cummins
usa

Banks Ram-Air Cold Air Intake System Oiled Filter (F&R): Dodge Ram 2500 / Ram 3500 03-07 5.9L Diesel

Banks Power

Regular price $498.89 $449.00 10% off

Unit price
per 

Mishimoto Magnetic Oil Drain Plug: Dodge Ram 2500 (02-10) / Ram 3500 (00-10)
Mishimoto Magnetic Oil Drain Plug: Dodge Ram 2500 (02-10) / Ram 3500 (00-10)

Mishimoto Magnetic Oil Drain Plug M18 x 1.5 Black: Ram 1500 / 2500 / 3500 2003-2010 6.7L Diesel

Mishimoto

Regular price $24.00 $21.95 9% off

Unit price
per 

ATS Diesel Aurora 4000 Turbo Kit: Dodge Ram 2500 / Ram 3500 2003-2007
ATS Diesel Aurora 4000 Turbo Kit: Dodge Ram 2500 / Ram 3500 2003-2007
usa
Banks Ram-Air Cold Air Intake System Oiled Filter (F&R): RAM 2500/3500 2013-2018 6.7L Cummins
Banks Ram-Air Cold Air Intake System Oiled Filter (F&R): RAM 2500/3500 2013-2018 6.7L Cummins
usa

Banks Ram-Air Cold Air Intake System Oiled Filter (F&R): Ram 2500 / 3500 13-18 6.7L Diesel

Banks Power

Regular price $498.89 $449.00 10% off

Unit price
per 

Liqui Moly Synthoil Race Tech GT1 Motor Oil: Fits Most Models
Liqui Moly Synthoil Race Tech GT1 Motor Oil: Fits Most Models
Liqui Moly Pro-Line Fuel Injection Cleaner: Fits Most Models
Liqui Moly Pro-Line Fuel Injection Cleaner: Fits Most Models
Liqui Moly Fuel Injection Cleaner: Fits Most Models
Liqui Moly Fuel Injection Cleaner: Fits Most Models

Liqui Moly Fuel Injection Cleaner: Fits Most Models

LIQUI MOLY

$227.40

Unit price
per 

ATS Diesel Aurora 4000 Turbo Kit: Dodge Ram 2500 / Ram 3500 1998-2002
usa
ATS Diesel 5000 Turbo Kit: Dodge Ram 2500 / Ram 3500 1994-1998
ATS Diesel 5000 Turbo Kit: Dodge Ram 2500 / Ram 3500 1994-1998
usa
ATS Diesel Aurora 4000 Turbo Kit: Dodge Ram 2500 / Ram 3500 1994-1998
usa
ATS Diesel Aurora 4000 Turbo Kit: Dodge Ram 2500 / Ram 3500 1998-2002
ATS Diesel Aurora 4000 Turbo Kit: Dodge Ram 2500 / Ram 3500 1998-2002
usa
ATS Diesel Aurora 4000 Turbo Kit: Dodge Ram 2500 / Ram 3500 1994-1998
ATS Diesel Aurora 4000 Turbo Kit: Dodge Ram 2500 / Ram 3500 1994-1998
usa
ATS Diesel Black ArcFlow Intake: Dodge Ram 2500 / Ram 3500 2004-2007
usa
ATS Diesel Black ArcFlow Intake: Dodge Ram 2500 / Ram 3500 1998-2002
usa
ATS Diesel Black ArcFlow Intake: Dodge Ram 2500 / Ram 3500 2003-2004
usa
ATS Diesel Black ArcFlow Intake: Dodge Ram 2500 / Ram 3500 1994-1998
usa
Banks Power Monster-Ram Intake System (FRONT): Dodge Ram 2500/3500 03-07 5.9L Cummins Stock Intercooler
Banks Power Monster-Ram Intake System (FRONT): Dodge Ram 2500/3500 03-07 5.9L Cummins Stock Intercooler
usa

Banks Power Monster-Ram Intake System (FRONT): Dodge Ram 2500 / Ram 3500 03-07 5.9L Diesel

Banks Power

Regular price $387.78 $349.00 10% off

Unit price
per 

Banks Ram-Air Cold Air Intake System Dry Filter (F&R): Dodge Ram 2500/3500 2003-2007 5.9L Cummins
Banks Ram-Air Cold Air Intake System Dry Filter (F&R): Dodge Ram 2500/3500 2003-2007 5.9L Cummins
usa

Banks Ram-Air Cold Air Intake System Dry Filter (F&R): Dodge Ram 2500 / Ram 3500 03-07 5.9L Diesel

Banks Power

Regular price $498.89 $449.00 10% off

Unit price
per 

5.9L Magnum & 6.7L Cummins Diesel Engine Upgrades for Torque and Reliability

The 5.9L Magnum V8 and 6.7L Cummins inline-6 are iconic diesel engines celebrated for their torque, towing strength, and durability. Whether you own a classic Ram with the 5.9L or a modern heavy-duty Ram powered by the 6.7L Cummins, upgrading these engines with diesel-specific performance parts can significantly enhance power delivery and dependability.

How Diesel Engine Upgrades Improve Your 5.9L and 6.7L Performance

Diesel engines like the 5.9L Magnum and 6.7L Cummins thrive on torque and efficiency. Upgrades focused on intake airflow, exhaust flow, and fuel delivery optimize combustion and turbocharger response. These improvements translate to stronger towing capability, better throttle response, and sustained power under load.

  • High-flow intake and exhaust systems reduce restrictions and improve turbo efficiency
  • Turbocharger and intercooler upgrades enhance boost control and charge air cooling
  • Fuel system enhancements ensure consistent fuel delivery for higher power demands
  • Performance tuning calibrates engine parameters for optimized power and reliability

Choosing the Right Upgrades for Your Diesel Engine Goals

When selecting upgrades for your 5.9L or 6.7L diesel, consider your primary use—whether it’s daily driving, heavy towing, or performance builds. Intake and exhaust modifications improve airflow, while turbocharger enhancements increase boost and efficiency. Fuel system upgrades become critical as power levels rise, and tuning ties all components together for smooth operation.

Maximize Your Diesel Engine’s Potential with FastHemis Upgrades

From intake manifolds and turbochargers to fuel system components and tuning tools, FastHemis offers a comprehensive selection of parts tailored to the 5.9L Magnum and 6.7L Cummins platforms. Explore our collection to find reliable, performance-driven upgrades that maintain the rugged durability these engines are known for.

SELECT YOUR VEHICLE