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Shop 5.9L Diesel

Explore 5.9L Magnum Diesel Parts and Upgrades The 5.9L V8 Magnum diesel is a legendary Chrysler small block known for its durability and reliable torque delivery. Found in Ram trucks, Dakota, and Durango models from the ’90s through early 2000s, this classic Mopar engine remains a favorite for those seeking dependable diesel performance. At FastHemis, you’ll find a range of parts designed specifically for the 5.9L Magnum diesel platform. Whether you’re maintaining your truck or upgrading for better reliability and bolt-on power, our selection includes fuel system components, turbo upgrades, and essential maintenance parts tailored to this engine’s unique needs. Key benefits of upgrading your 5.9L Magnum diesel: - Enhanced torque and towing capability - Improved fuel delivery and efficiency - Reliable bolt-on performance parts - Classic Mopar compatibility and fitment Shop 5.9L Magnum diesel upgrades at FastHemis.
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2098 Results

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
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ATS Diesel Black ArcFlow Intake: Dodge Ram 2500 / Ram 3500 2004-2007
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ATS Diesel Black ArcFlow Intake: Dodge Ram 2500 / Ram 3500 1998-2002
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ATS Diesel Black ArcFlow Intake: Dodge Ram 2500 / Ram 3500 2003-2004
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ATS Diesel Black ArcFlow Intake: Dodge Ram 2500 / Ram 3500 1994-1998
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Mishimoto Factory-Fit Boot Kit: Dodge Ram 2500 / Ram 3500 1994 - 2002
Mishimoto Factory-Fit Boot Kit: Dodge Ram 2500 / Ram 3500 1994 - 2002

Mishimoto Factory-Fit Boot Kit: Dodge Ram 2500 / Ram 3500 1994 - 2002

Mishimoto

Regular price $351.00 $318.95 9% off

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Mishimoto Silicone Radiator Hose Kit Blue (F&R): Dodge Ram 2500/3500/4500/5500 03-10 5.9/6.7L Cummins
Mishimoto Silicone Radiator Hose Kit Blue (F&R): Dodge Ram 2500/3500/4500/5500 03-10 5.9/6.7L Cummins
Mishimoto Silicone Radiator Hose Kit Black: Dodge Ram 2500/3500/4500/5500 2003-2010 5.9/6.7L Cummins
Mishimoto Silicone Radiator Hose Kit Black: Dodge Ram 2500/3500/4500/5500 2003-2010 5.9/6.7L Cummins

Mishimoto Silicone Radiator Hose Kit Black: Dodge Ram 2500/3500/4500/5500 2003-2010 5.9/6.7L Cummins

Mishimoto

Regular price $220.00 $199.95 9% off

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EBC S8 Brake Pads & Rotors Kit (FRONT): Ram 2500 & 3500 2019 - 2025
EBC S8 Brake Pads & Rotors Kit (FRONT): Ram 2500 & 3500 2019 - 2025

EBC S8 Brake Pads & Rotors Kit (FRONT): Ram 2500 & 3500 2019 - 2025

EBC

Regular price $816.75 $775.91 5% off

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Stopping Power
Noise Level
Performance Over Stock
Dust Levels
EBC S15 Brake Pads & Rotors Kit (FRONT): Ram 2500 & 3500 2019 - 2025
EBC S15 Brake Pads & Rotors Kit (FRONT): Ram 2500 & 3500 2019 - 2025

EBC S15 Brake Pads & Rotors Kit (FRONT): Ram 2500 & 3500 2019 - 2025

EBC

Regular price $816.75 $775.91 5% off

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Stopping Power
Noise Level
Performance Over Stock
Dust Levels
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
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Banks Power Monster-Ram Intake System (FRONT): Dodge Ram 2500/3500 03-07 5.9L Cummins Stock Intercooler

Banks Power

Regular price $387.78 $349.00 10% off

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

Banks Power

Regular price $498.89 $449.00 10% off

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Banks Power Boost Tube Upgrade Kit 3.5" Hot & Cold Side Raw (F&R): Dodge / RAM 2500/3500 2010-2012 6.7L Cummins
Banks Power Boost Tube Upgrade Kit 3.5" Hot & Cold Side Raw (F&R): Dodge / RAM 2500/3500 2010-2012 6.7L Cummins
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AutoMeter Pillar Pod: Dodge Ram 1500 / Ram 2500 / Ram 3500 2003 - 2009
AutoMeter Pillar Pod: Dodge Ram 1500 / Ram 2500 / Ram 3500 2003 - 2009
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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)
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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

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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

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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 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

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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

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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

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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

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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

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Westin Black R5 Nerf Step Bars: Fits Dodge / Ram (09-26) w/ Hardware
Westin Black R5 Nerf Step Bars: Fits Dodge / Ram (09-26) w/ Hardware

Westin Black R5 Nerf Step Bars: Fits Dodge / Ram (09-26) w/ Hardware

Westin

Regular price $818.75 $654.99 20% off

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Westin HDX Drop Wheel-To-Wheel Nerf Step Bars: Dodge Ram / Ram 1500 / Ram 2500 / Ram 3500 (02-26)
Westin HDX Drop Wheel-To-Wheel Nerf Step Bars: Dodge Ram / Ram 1500 / Ram 2500 / Ram 3500 (02-26)

Westin HDX Drop Wheel-To-Wheel Nerf Step Bars: Dodge Ram / Ram 1500 / Ram 2500 / Ram 3500 (02-26)

Westin

Regular price $1,286.25 $1,028.99 20% off

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Westin SS Nerf Step Bars: Fits Dodge / Ram (09-26) w/ Hardware
Westin SS Nerf Step Bars: Fits Dodge / Ram (09-26) w/ Hardware

Westin SS Nerf Step Bars: Fits Dodge / Ram (09-26) w/ Hardware

Westin

Regular price $880.00 $703.99 20% off

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Westin R5 M-Series Black Nerf Step Bars: Dodge Ram 2500 (2010-2019) / Ram 3500 (2010-2019)
Westin R5 M-Series Black Nerf Step Bars: Dodge Ram 2500 (2010-2019) / Ram 3500 (2010-2019)

Westin R5 M-Series Black Nerf Step Bars: Dodge Ram 2500 (2010-2019) / Ram 3500 (2010-2019)

Westin

Regular price $1,127.50 $901.99 20% off

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Durable 5.9L Magnum Diesel Parts for Reliable Mopar Performance

The 5.9L V8 Magnum diesel engine is a classic Mopar powerhouse known for its torque and longevity. Found in Ram trucks, Dakota, and Durango models from the ’90s through the early 2000s, this engine remains a favorite for diesel enthusiasts seeking dependable performance and straightforward upgrades tailored to its design.

Keeping your 5.9L Magnum running strong

Routine maintenance is key to preserving the reliability of your 5.9L Magnum diesel. Focus on fuel system health, cooling components, and ignition parts designed specifically for this engine. Regular inspections and timely replacement of wear items prevent downtime and keep your truck ready for work or play.

  • Inspect and replace fuel filters to maintain clean fuel delivery
  • Check glow plugs and ignition components for reliable cold starts
  • Maintain cooling system integrity to avoid overheating
  • Use OEM-compatible parts for proper fit and function

Performance upgrades for the classic 360 V8

While the 5.9L Magnum diesel is built for durability, there are bolt-on upgrades that improve torque delivery and efficiency. Upgrading fuel system components, turbochargers, and intake manifolds can enhance power and drivability without sacrificing reliability. These modifications are well-supported by Mopar aftermarket parts designed to fit this engine platform.

Bolt-on power gains and parts selection at FastHemis

FastHemis offers a curated selection of 5.9L Magnum diesel parts to help you maintain or upgrade your Mopar truck with confidence. From fuel system upgrades to turbo components and essential maintenance items, our inventory is tailored to the unique needs of this engine. Shop our 5.9L Magnum diesel collection to find parts that deliver dependable performance and classic Mopar fitment.

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