5.9L / 6.7L Diesel Engine Upgrades
MBRP Filter Back Single Side Exit Exhaust System: Ram 2500 / 3500 11-12 6.7L Diesel/5.7L
MBRP
Regular price
$586.75
$474.99
19% off
- Unit price
- /per
MBRP 5in Filter Back Single Side T409 Exhaust System: Ram 2500 / 3500 11-12 6.7L Diesel/5.7L
MBRP
Regular price
$753.52
$609.99
19% off
- Unit price
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MBRP 5in Filter Back Single Side Exit T409 Exhaust: Ram 2500/3500 13-18 6.7L Diesel/6.4L/5.7L
MBRP
Regular price
$574.40
$464.99
19% off
- Unit price
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MBRP Cat-Back Single Side Exit Exhaust: Dodge Ram 2500 / Ram 3500 2004 - 2007
MBRP
Regular price
$778.22
$629.99
19% off
- Unit price
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MBRP ARMOR PLUS Race Profile Single Side Exit 5" Turbo-Back Exhaust (REAR): Dodge Ram 2500/3500 1998-2002 5.9L Cummins
MBRP
Regular price
$1,272.34
$1,029.99
19% off
- Unit price
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MBRP ARMOR PLUS Street Profile Single Side Exit 4" Turbo-Back Exhaust (REAR): Dodge Ram 2500/3500 1998-2002 5.9L Cummins
MBRP
Regular price
$914.11
$739.99
19% off
- Unit price
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MBRP 5in Cat-Back Single Side Exit AL Exhaust: Dodge Ram 2500 / Ram 3500 2004 - 2007
MBRP
$559.99
- Unit price
- /per
MBRP 5in. Cat-Back Single Side Exit: Dodge Ram 2500 / Ram 3500 2004 - 2007
MBRP
Regular price
$772.05
$624.99
19% off
- Unit price
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MBRP 4in Cat-Back Single Side Exit Exhaust: Dodge Ram 2500 / Ram 3500 2004 - 2007 (Aluminum)
MBRP
Regular price
$697.93
$564.99
19% off
- Unit price
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MBRP High-Flow Muffler Assembly: Dodge Ram 2500 / Ram 3500 2004 - 2007
MBRP
Regular price
$389.11
$314.99
19% off
- Unit price
- /per
MBRP Armor Lite Rear Frame Hanger Assembly: Dodge Ram 2500 / Ram 3500 1994 - 1997
MBRP
Regular price
$80.28
$64.99
19% off
- Unit price
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MagnaFlow California Grade Cat Converter: Fits Most Dodge 5.9L Diesel/5.2L/3.9L (00-01)
Magnaflow
$521.00
- Unit price
- /per
Magnaflow Cat-Back Perf Exhaust 5in Single Exit (REAR): Dodge Ram 2500 / Ram 3500 03-07 5.9L Diesel
Magnaflow
$817.00
- Unit price
- /per
MagnaFlow California Grade Direct-Fit Catalytic Converter: Dodge Ram 1500/Ram 2500/Ram 3500 00-01 5.9L Diesel/5.2L
Magnaflow
$1,872.00
- Unit price
- /per
Mishimoto Titanium Turbo Blanket (HOT SIDE): Dodge Ram 2500 / 3500 2004-2009 5.9L Diesel
Mishimoto
Regular price
$161.00
$145.95
9% off
- Unit price
- /per
Mishimoto Titanium Turbo Blanket (HOT SIDE): Dodge Ram 2500 / 3500 2008-2010 6.7L Diesel
Mishimoto
Regular price
$282.00
$255.95
9% off
- Unit price
- /per
Mishimoto High-Temp Thermostat 205°F: Dodge Ram 3500 1999-2007 5.9L / 6.7L Cummins
Mishimoto
Regular price
$92.00
$83.95
9% off
- Unit price
- /per
Mishimoto Low-Temp Thermostat 180°F: Dodge Ram 2500 / 3500 1999-2007 5.9L / 6.7L Cummins
Mishimoto
Regular price
$92.00
$83.95
9% off
- Unit price
- /per
Mishimoto Factory-Fit Silicone Boot Kit DuraCore: Dodge Ram 2500 / 3500 2003-2007 5.9L
Mishimoto
Regular price
$348.00
$315.95
9% off
- Unit price
- /per
Mishimoto Factory-Fit Silicone Boot Kit DuraCore: Dodge Ram 1500 / 2500 / 3500 2007-2009 6.7L
Mishimoto
Regular price
$363.00
$329.95
9% off
- Unit price
- /per
aFe BladeRunner Exhaust Manifold: Dodge Ram 2500 / Ram 3500 98-02 5.9L Diesel
aFe
$581.00
- Unit price
- /per
aFe Power Bladerunner Manifolds Exhaust: Dodge Ram 2500 / Ram 3500 03-07 5.9L Diesel
aFe
$884.00
- Unit price
- /per
aFe Billet Aluminum Oil Cap: Fits Most Dodge/Ram 6.7L Diesel/5.9L Diesel (03-14)
aFe
$88.00
- Unit price
- /per
aFe BladeRunner Cold Charge Pipe: Dodge Ram 2500 / Ram 3500 07-09 6.7L Diesel/5.9L Diesel
aFe
$262.00
- Unit price
- /per
aFe BladeRunner Cold Charge Pipe: Fits Most Dodge/Ram 6.7L Diesel/5.9L Diesel (10-12)
aFe
$268.00
- Unit price
- /per
aFe BladeRunner Intake Manifold (REAR): Dodge Ram 2500 / Ram 3500 94-98 5.9L Diesel
aFe
$500.00
- Unit price
- /per
aFe BladeRunner GT Series Intercooler Kit: Dodge Ram 2500 / Ram 3500 07-09 6.7L Diesel/5.9L Diesel w/ Tubes Black
aFe
$2,347.00
- Unit price
- /per
aFe BladeRunner Intake Manifold w/ Gaskets (REAR): Dodge Ram 2500 / Ram 3500 98-02 5.9L Diesel
aFe
$500.00
- Unit price
- /per
aFe BladeRunner Exhaust Manifold: Dodge Ram 2500 / Ram 3500 03-07 5.9L Diesel
aFe
$581.00
- Unit price
- /per
aFe BladeRunner Exhaust Manifold: Dodge Ram 2500 / Ram 3500 98-02 5.9L Diesel
aFe
$689.00
- Unit price
- /per
aFe DFS780 Fuel Pump: Dodge Ram 2500 / Ram 3500 05-10 6.7L Diesel/5.9L Diesel w/ Boost Activated
aFe
$1,000.00
- Unit price
- /per
aFe LARGE Bore-HD 4" 409 SS Cat-Back Exhaust System: Dodge Ram 2500 / Ram 3500 03-04 5.9L Diesel
aFe
$660.00
- Unit price
- /per
aFe Magnum Flow Inverted Replacement Air Filter: Fits Most Dodge/Ram (03-24) w/ Pro DRY S Media
aFe
$134.00
- Unit price
- /per
aFe Magnum Flow OE Replacement Air Filter: Dodge Ram 2500 / Ram 3500 94-02 5.9L Diesel w/ Pro DRY S Media
aFe
$114.00
- Unit price
- /per
aFe Power Proguard Diesel Filter Maintenance Kit: Ram 2500 / 3500 13-15 6.7L Diesel
aFe
$160.00
- Unit price
- /per
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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.