5.9L / 6.7L Diesel Engine Upgrades
aFe DFS780 Diesel Fuel System Part Time: Ram 2500 / 3500 2011-2012 6.7L Diesel
aFe
$1,000.00
- Unit price
- /per
BD Diesel E-PAS Emergency Engine Shutdown: Ram 2500/3500 2025 6.7L Diesel
BD Diesel
$698.95
- Unit price
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BD Diesel High Idle Kit: Fits Ram 1500/2500/3500 2007-2024 3.0L/5.7L/6.7L Diesel/Hemi
BD Diesel
$328.95
- Unit price
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K&N Diesel Truck Fuel Filter: Ram 2500 / 3500 2019-2024 6.7L Diesel / Jeep Wrangler / Gladiator 2020-2023 3.0L EcoDiesel / Ram 1500 2020-2023 3.0L EcoDiesel
K&N Engineering
$62.99
- Unit price
- /per
Bully Dog Unlock Cable (INTERIOR): Fits Ram 2013-2017 5.7L/6.4L/6.7L Diesel
Bully Dog
$40.00
- Unit price
- /per
BD Diesel Screamer Turbo 64.5mm Compressor 70mm Turbine: Ram 2500 / 3500 2013-2018 6.7L Diesel
BD Diesel
$2,998.95
- Unit price
- /per
Fleece Performance Fuel Injection Line Set: Dodge Ram 2500/3500 5.9L/6.7L Diesel 2007-2018
Fleece Performance
$359.99
- Unit price
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BD Diesel 64.5mm Compressor 70mm Turbine Screamer Turbo Kit: Dodge Ram 2500 / 3500 2007-2018 5.9L / 6.7L Diesel
BD Diesel
$2,998.95
- Unit price
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BD Diesel Intercooler Hose & Clamp Kit: Ram 2500 / 3500 2013-2018 6.7L Diesel
BD Diesel
$337.95
- Unit price
- /per
Titan Fuel Tanks 55 Gal XXL Mid-Ship Fuel Tank: Fits Ram 2500/3500 2013-2025 6.7L Diesel
Titan Fuel Tanks
Regular price
$1,499.00
$1,424.05
Sale
- Unit price
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Yukon Gear & Axle Power Steering Gear Box 6-Bolt: Fits Ram 2500/3500 2009-2024 5.7L/6.7L/6.4L 392
Yukon Gear & Axle
$468.43
- Unit price
- /per
Fleece Performance Fuel Distribution Block: Dodge Ram 2500 / 3500 2010-2018 6.7L Diesel
Fleece Performance
$166.66
- Unit price
- /per
BD Diesel X-Flow Air Intake Heater Kit: Fits Dodge Ram 2008-2016 5.7L/6.7L Diesel
BD Diesel
$146.95
- Unit price
- /per
Fleece Performance Dual Pump Hardware Kit: Ram 2500 / 3500 2013-2018 6.7L Diesel
Fleece Performance
$780.00
- Unit price
- /per
Titan Fuel Tanks 50 Gal XXL Mid-Ship Fuel Tank: Fits Ram 2500/3500 2013-2025 6.7L Diesel
Titan Fuel Tanks
Regular price
$1,459.00
$1,386.05
Sale
- Unit price
- /per
Wehrli 4in Intake Kit Gun Metal: Ram 2500/3500 2010-2012 6.7L Diesel
Wehrli
Regular price
$555.00
$538.35
Sale
- Unit price
- /per
BD Diesel Killer Grid Heater Upgrade Kit: Dodge Ram 2500/3500 2007-2024 5.7L/5.9L/6.4L/6.7L Diesel
BD Diesel
$219.95
- Unit price
- /per
Titan Fuel Tanks 52 Gal XXL Mid-Ship Fuel Tank: Fits Ram 2500/3500 2013-2025 6.7L Diesel
Titan Fuel Tanks
Regular price
$1,279.00
$1,215.05
Sale
- Unit price
- /per
Fleece Performance Under Bed Fuel Filter Assembly: Ram 2500/3500 2019-2024 6.7L Diesel
Fleece Performance
$299.00
- Unit price
- /per
Snow Performance Stage 3 Boost Cooler Water Injection Kit (W/O Tank): Dodge Ram 2007-2017 5.9L/6.7L Diesel
Snow Performance
Regular price
$1,458.35
$1,041.68
Sale
- Unit price
- /per
Snow Performance Stg 3 Boost Cooler Water Inj. Kit SS Braided Line (W/O Tank): Dodge Ram 2007-2017 5.9L/6.7L Diesel
Snow Performance
Regular price
$1,750.02
$1,250.02
Sale
- Unit price
- /per
Wehrli Fabricated Aluminum Engine Cover Gloss White: Ram 2500/3500 2010-2024 6.7L Diesel
Wehrli
Regular price
$230.00
$223.10
Sale
- Unit price
- /per
aFe BladeRunner Intake Heater Relocation Kit 6.7L Diesel: Dodge Ram 2007-2018
aFe
$280.00
- Unit price
- /per
Fleece Performance Stage 2 3/8in Pushrods: Dodge Ram 1998-2018 5.9L/6.7L Diesel
Fleece Performance
$400.14
- Unit price
- /per
Snow Performance Stage 2 Boost Cooler Water Injection Kit (W/O Tank): Dodge Ram 2007-2017 5.9L/6.7L Diesel
Snow Performance
Regular price
$1,166.68
$833.34
Sale
- Unit price
- /per
Fleece Performance OE Replacement Rocker Arm Assembly: Dodge Ram 1998-2018 5.9L/6.7L Diesel
Fleece Performance
$119.99
- Unit price
- /per
Snow Performance Stg 2 Boost Cooler Water Inj. Kit SS Brded Line (W/O Tank): Dodge Ram 2007-2017 5.9L/6.7L Diesel
Snow Performance
Regular price
$1,312.51
$937.51
Sale
- Unit price
- /per
aFe BladeRunner Turbocharger Actuator 6.7L Diesel: Dodge Ram 2007-2018
aFe
$1,099.00
- Unit price
- /per
BD Diesel 2 Low UnLoc (LOCKER): Fits Dodge Ram 1500 / 2500 / 3500 2009-2024
BD Diesel
$200.95
- Unit price
- /per
Fleece Performance OE Replacement Head Gasket Standard: Dodge Ram 2007-2018 5.9L/6.7L Diesel
Fleece Performance
$119.99
- Unit price
- /per
BD Diesel ProTect68 Gasket Plate Kit: Fits Dodge Ram 2007-2019 5.9L/6.7L Diesel
BD Diesel
$197.95
- Unit price
- /per
Diamond Eye KIT 5in DPF Single SS: Dodge Ram 2500 / 3500 2007-12 Diesel
Diamond Eye Performance
$902.74
- Unit price
- /per
Diamond Eye KIT 5in DPF Single AL: Dodge Ram 2500 / 3500 2007-12 Diesel
Diamond Eye Performance
$749.97
- Unit price
- /per
Kleinn Key Start Air Horn System: Fits Dodge/Ram/Jeep 2008-2020
Kleinn Air Horns
Regular price
$207.99
$179.99
Sale
- Unit price
- /per
BD Diesel ProTect68 Pressure Control Kit: Fits Dodge/Ram 2007-2019 5.9L/6.7L Diesel
BD Diesel
$395.95
- Unit price
- /per
BD Diesel Electronic Exhaust Brake 5 in: Ram 2500/3500 2013-2024 6.7L Diesel
BD Diesel
$1,095.95
- Unit price
- /per
Victor Reinz Rocker Cover Gasket: Dodge Ram 2500/3500 2003-2024 5.9L / 6.7L Diesel
Victor Reinz
$33.04
- 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.