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2.0L I4 / 3.0L EcoDiesel / 3.8L V6 Engine Upgrades

Upgrade Your 2.0L I4, 3.0L EcoDiesel, and 3.8L V6 Engines The 2.0L inline-4, 3.0L EcoDiesel, and 3.8L V6 engines each offer unique strengths, from efficient daily driving to robust diesel torque and versatile V6 performance. Whether you’re looking to enhance fuel efficiency, increase power output, or improve engine reliability, these platforms respond well to targeted upgrades. In this collection, you’ll find performance parts and upgrades designed specifically for these engines, including intake and exhaust components, tuning options, and durability enhancements. These upgrades help optimize combustion, boost torque delivery, and extend engine life, making your vehicle more capable on the road or worksite. Key upgrade options include: - Cold air intakes and throttle body enhancements - Diesel-specific fuel system and turbo upgrades for the 3.0L EcoDiesel - Exhaust and ignition improvements for smoother power delivery - Engine management and tuning solutions Shop 2.0L I4, 3.0L EcoDiesel, and 3.8L V6 engine upgrades at FastHemis.
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823 Results

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

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Superchips Ignition Coil Packs 3.6L V6 (6 Pack): Fits Most Hemi Models

Superchips Ignition Coil Packs 3.6L V6 (6 Pack): Ram 1500 / Chrysler 300 / Dodge Challenger (11-19)

Superchips

Regular price $258.95 $238.95 8% off

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Superchips Ignition Coil 3.6L V6: Fits Most Hemi Models

Superchips Ignition Coil 3.6L V6: Fits Jeep / Dodge / Chrysler / Ram (11-24)

Superchips

Regular price $51.95 $43.23 17% off

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Holley Premium Black Mid-Mount Complete Accessory System: Fits Most Dodge / Jeep Models (1966-2006)

Holley Premium Black Mid-Mount Complete Accessory System: Fits Most Dodge / Jeep Models (1966-2006)

Holley

Regular price $4,612.95 $3,999.95 13% off

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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 $499.95 4% off

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Holley Black Mid-Mount Complete Accessory System: Fits Most Dodge / Jeep Models (1966-2006)

Holley Black Mid-Mount Complete Accessory System: Fits Most Dodge / Jeep Models (1966-2006)

Holley

Regular price $3,993.95 $3,449.95 14% off

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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 $922.95 6% off

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Holley Premium Black Mid-Mount Complete Accessory System: Fits Most Dodge / Jeep Models (1966-2006) - Black

Holley Premium Black Mid-Mount Complete Accessory System: Fits Dodge / Jeep (66-06) - Black

Holley

Regular price $4,612.95 $3,999.95 13% off

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Holley Black Mid-Mount Complete Accessory System: Fits Most Dodge / Jeep Models (1966-2006)

Holley Black Mid-Mount Complete Accessory System: Fits Most Dodge / Jeep Models (1966-2006)

Holley

Regular price $3,599.95 $3,249.95 10% off

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Diablo Sport Modified PCM and inTune i3 Programmer Kit: Jeep Wrangler 2020
Diablo Sport Modified PCM and inTune i3 Programmer Kit: Jeep Wrangler 2020

Diablo Sport Modified PCM and inTune i3 Programmer Kit: Jeep Wrangler 2020

Diablo Sport

Regular price $1,518.95 $1,399.95 8% off

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Holley Cast Aluminum Rear-Sump Gen III Hemi Swap Oil Pan - Black: Dodge Dakota (87-04) / Ramcharger (74-93)

Holley Cast Aluminum Rear-Sump Gen III Hemi Swap Oil Pan - Black: Dodge Dakota (87-04)

Holley

Regular price $562.95 $519.95 8% off

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Diablo Sport Predator P2 Perf Tuner: Jeep Grand Cherokee / Commander / Wrangler (98-14)
Diablo Sport Predator P2 Perf Tuner: Jeep Grand Cherokee / Commander / Wrangler (98-14)

Diablo Sport Predator P2 Perf Tuner: Jeep Grand Cherokee / Commander / Wrangler (98-14)

Diablo Sport

Regular price $618.95 $312.95 49% off

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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 $675.95 8% off

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Flowmaster Direct Fit Catalytic Converter: Dodge Ram 1500 / Ram 2500 / Ram 3500 1994-1999
Flowmaster Direct Fit Catalytic Converter: Dodge Ram 1500 / Ram 2500 / Ram 3500 1994-1999
usa

Flowmaster Direct Fit Catalytic Converter: Dodge Ram 1500 / Ram 2500 / Ram 3500 1994-1999

Flowmaster

Regular price $575.95 $531.95 8% off

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Flowmaster Super 50 Series Chambered Muffler: Dodge Dakota 1997-2010
Flowmaster Super 50 Series Chambered Muffler: Dodge Dakota 1997-2010
usa

Flowmaster Super 50 Series Chambered Muffler: Dodge Dakota 1997-2010

Flowmaster

Regular price $224.95 $199.95 11% off

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Flowmaster American Thunder Axle-Back Exhaust System: Jeep Wrangler (07-17) / Wrangler JK 2018
Flowmaster American Thunder Axle-Back Exhaust System: Jeep Wrangler (07-17) / Wrangler JK 2018
usa

Flowmaster American Thunder Axle-Back Exhaust System: Jeep Wrangler (07-17) / Wrangler JK 2018

Flowmaster

Regular price $218.95 $199.95 9% off

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Flowmaster Super 50 Chambered Muffler: Jeep Wrangler (07-18)
Flowmaster Super 50 Chambered Muffler: Jeep Wrangler (07-18)
usa

Flowmaster Super 50 Chambered Muffler: Jeep Wrangler (07-18)

Flowmaster

Regular price $253.95 $224.95 11% off

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Flowmaster 40 Series Delta Flow Chambered Muffler: Dodge Dakota 1997-2007
Flowmaster 40 Series Delta Flow Chambered Muffler: Dodge Dakota 1997-2007
usa

Flowmaster 40 Series Delta Flow Chambered Muffler: Dodge Dakota 1997-2007

Flowmaster

Regular price $168.95 $149.95 11% off

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Flowmaster 60 Series Delta Flow Chambered Muffler: Jeep Wrangler (97-06)
Flowmaster 60 Series Delta Flow Chambered Muffler: Jeep Wrangler (97-06)
usa

Flowmaster 60 Series Delta Flow Chambered Muffler: Jeep Wrangler (97-06)

Flowmaster

Regular price $224.95 $199.95 11% off

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per 

Flowmaster American Thunder Cat-Back Exhaust System: Jeep Gladiator 2021-2023
usa

Flowmaster American Thunder Cat-Back Exhaust System: Jeep Gladiator 2021-2023

Flowmaster

Regular price $366.95 $219.95 40% off

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Flowmaster Flow FX Muffler: Jeep Wrangler 2018-2025
Flowmaster Flow FX Muffler: Jeep Wrangler 2018-2025
usa

Flowmaster Flow FX Muffler: Jeep Wrangler 2018-2025

Flowmaster

$159.95

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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 $249.95 11% off

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per 

Flowmaster Super 50 Series Chambered Muffler: Dodge Dakota / Durango / Jeep Grand Cherokee (92-04)
Flowmaster Super 50 Series Chambered Muffler: Dodge Dakota / Durango / Jeep Grand Cherokee (92-04)
usa

Flowmaster Super 50 Series Chambered Muffler: Dodge Dakota / Durango / Jeep Grand Cherokee (92-04)

Flowmaster

Regular price $230.95 $204.95 11% off

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per 

Flowmaster Super 50 Muffler: Jeep Wrangler (07-18)
Flowmaster Super 50 Muffler: Jeep Wrangler (07-18)
usa

Flowmaster Super 50 Muffler: Jeep Wrangler (07-18)

Flowmaster

Regular price $230.95 $204.95 11% off

Unit price
per 

Flowmaster 70 Series Chambered Muffler: Dodge Dakota 1997-2010
Flowmaster 70 Series Chambered Muffler: Dodge Dakota 1997-2010
usa

Flowmaster 70 Series Chambered Muffler: Dodge Dakota 1997-2010

Flowmaster

Regular price $281.95 $249.95 11% off

Unit price
per 

Flowmaster Delta Force Performance Air Intake: Jeep Wrangler 2018-2024
Flowmaster Delta Force Performance Air Intake: Jeep Wrangler 2018-2024
usa

Flowmaster Delta Force Performance Air Intake: Jeep Wrangler 2018-2024

Flowmaster

Regular price $484.95 $449.95 7% off

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Flowmaster Flow FX Muffler: Dodge Dakota 1997-2010
Flowmaster Flow FX Muffler: Dodge Dakota 1997-2010
usa

Flowmaster Flow FX Muffler: Dodge Dakota 1997-2010

Flowmaster

$99.95

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Flowmaster Cat-Back Exhaust System: Jeep Wrangler 1997-1999
usa

Flowmaster Cat-Back Exhaust System: Jeep Wrangler 1997-1999

Flowmaster

Regular price $461.95 $425.95 8% off

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per 

Flowmaster Flow FX Extreme Cat-Back Exhaust System: Jeep Wrangler 2018-2026
Flowmaster Flow FX Extreme Cat-Back Exhaust System: Jeep Wrangler 2018-2026
usa

Flowmaster Flow FX Extreme Cat-Back Exhaust System: Jeep Wrangler 2018-2026

Flowmaster

Regular price $461.95 $425.95 8% off

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per 

Flowmaster Flow FX Extreme Cat-Back Exhaust System: Jeep Wrangler (07-17) / Wrangler JK 2018
Flowmaster Flow FX Extreme Cat-Back Exhaust System: Jeep Wrangler (07-17) / Wrangler JK 2018
usa

Flowmaster Flow FX Extreme Cat-Back Exhaust System: Jeep Wrangler (07-17) / Wrangler JK 2018

Flowmaster

Regular price $449.95 $415.95 8% off

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per 

Flowmaster 40 Series Chambered Muffler: Dodge Dakota 1997-2010
Flowmaster 40 Series Chambered Muffler: Dodge Dakota 1997-2010
usa

Flowmaster 40 Series Chambered Muffler: Dodge Dakota 1997-2010

Flowmaster

Regular price $152.95 $135.95 11% off

Unit price
per 

Flowmaster Force II Cat-Back Exhaust System: Jeep Wrangler 1997-1999
Flowmaster Force II Cat-Back Exhaust System: Jeep Wrangler 1997-1999
usa

Flowmaster Force II Cat-Back Exhaust System: Jeep Wrangler 1997-1999

Flowmaster

Regular price $731.95 $675.95 8% off

Unit price
per 

Flowmaster American Thunder Cat-Back Exhaust System: Jeep Wrangler (07-17) / Wrangler JK 2018
Flowmaster American Thunder Cat-Back Exhaust System: Jeep Wrangler (07-17) / Wrangler JK 2018
usa

Flowmaster American Thunder Cat-Back Exhaust System: Jeep Wrangler (07-17) / Wrangler JK 2018

Flowmaster

Regular price $749.95 $699.95 7% off

Unit price
per 

Flowmaster Force II Axle-Back Exhaust System: Jeep Wrangler 2007-2011
Flowmaster Force II Axle-Back Exhaust System: Jeep Wrangler 2007-2011
usa

Flowmaster Force II Axle-Back Exhaust System: Jeep Wrangler 2007-2011

Flowmaster

Regular price $691.95 $357.95 48% off

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per 

Flowmaster Outlaw Axle-Back Exhaust System: Jeep Wrangler 2018-2026
Flowmaster Outlaw Axle-Back Exhaust System: Jeep Wrangler 2018-2026
usa

Flowmaster Outlaw Axle-Back Exhaust System: Jeep Wrangler 2018-2026

Flowmaster

Regular price $843.95 $779.95 8% off

Unit price
per 

Flowmaster Force II Axle-Back Exhaust System: Jeep Wrangler 2018-2026
Flowmaster Force II Axle-Back Exhaust System: Jeep Wrangler 2018-2026
usa

Flowmaster Force II Axle-Back Exhaust System: Jeep Wrangler 2018-2026

Flowmaster

Regular price $863.95 $799.95 7% off

Unit price
per 

Performance Upgrades for 2.0L I4, 3.0L EcoDiesel, and 3.8L V6 Engines

The 2.0L inline-4, 3.0L EcoDiesel, and 3.8L V6 engines each bring distinct capabilities to the table, from efficient daily driving to diesel torque and versatile V6 power. Targeted upgrades for these platforms can enhance fuel efficiency, increase power output, and improve overall engine durability to meet your performance and reliability goals.

How to Choose the Right Intake and Exhaust Upgrades for These Engines

Optimizing airflow is key to unlocking better performance and efficiency in the 2.0L I4, 3.0L EcoDiesel, and 3.8L V6 engines. Cold air intakes and throttle body enhancements improve combustion by delivering cooler, denser air, while exhaust upgrades reduce backpressure for smoother power delivery. Selecting parts designed specifically for each engine ensures proper fitment and maximum gains.

  • Cold air intakes tailored for precise airflow and filtration
  • Throttle body upgrades to improve throttle response and volume
  • Exhaust components that balance flow with emissions compliance
  • Diesel-specific exhaust options to handle higher exhaust gas temperatures

What Diesel-Specific Upgrades Boost the 3.0L EcoDiesel’s Torque and Reliability?

The 3.0L EcoDiesel engine benefits from upgrades that support its turbocharged diesel design, focusing on fuel system enhancements and turbocharger efficiency. Upgrading fuel injectors, high-pressure fuel pumps, and turbo components can improve torque delivery and throttle response while maintaining engine longevity under heavy loads.

Why Engine Management and Tuning Matter for These Engine Upgrades

Proper engine management and tuning are essential to maximize the benefits of hardware upgrades on the 2.0L I4, 3.0L EcoDiesel, and 3.8L V6 engines. Custom tuning optimizes air-fuel ratios, ignition timing, and boost control (for diesel), ensuring improved power, fuel economy, and reliability. Explore FastHemis’ selection of tuning solutions designed to complement your specific engine upgrades and driving needs.

SELECT YOUR VEHICLE