OVER 20 YEARS IN BUSINESS

UNMATCHED CUSTOMER SERVICE

Your cart

Your cart is empty

Shop 3.8L V6

Upgrade Your 3.8L V6 Engine The 3.8L V6 is a durable and versatile engine found in various Chrysler and Dodge models, known for its smooth operation and reliable performance. While not a Hemi, this engine offers solid potential for improved power and efficiency with the right upgrades. At FastHemis, you'll find performance parts crafted to enhance the 3.8L V6’s capabilities, from intake and exhaust components to ignition and fuel system upgrades. These parts help unlock better throttle response, increased horsepower, and improved overall drivability, making your Mopar vehicle more enjoyable on the street or highway. Popular upgrade options for the 3.8L V6 include: - Cold air intakes and throttle body spacers - Performance ignition components - Exhaust headers and cat-back systems - Fuel delivery enhancements - Engine management tools Shop 3.8L V6 upgrades at FastHemis.
SELECT YOUR VEHICLE

1993 Results

American Brother Designs Oil Cap Cover: Chrysler / Dodge / Jeep / Ram Hemi 2005 - 2024
American Brother Designs Oil Cap Cover: Chrysler / Dodge / Jeep / Ram Hemi 2005 - 2024
usa

American Brother Designs Oil Cap Cover: Chrysler / Dodge / Jeep / Ram Hemi 2005 - 2024

American Brother Designs
4.5 (2)

Regular price $101.49 $69.00 32% off

Unit price
per 

Vibrant O2 Sensor Restrictor Fitting (STRAIGHT) w/ Adjustable Jets (CEL Eliminator)
Vibrant O2 Sensor Restrictor Fitting (STRAIGHT) w/ Adjustable Jets (CEL Eliminator)

Vibrant O2 Sensor Restrictor Fitting (STRAIGHT) w/ Adjustable Jets (CEL Eliminator)

Vibrant
5.0 (1)

Regular price from $22.99 25% off

Unit price
per 

DiabloSport inTune i3 Platinum Programmer: Jeep Grand Cherokee / Wrangler / Commander 2005 - 2014

DiabloSport inTune i3 Platinum Programmer: Jeep Grand Cherokee / Wrangler / Commander 2005 - 2014

Diablo Sport
4.5 (2)

Regular price $535.95 $499.95 7% off

Unit price
per 

American Brother Designs Radiator Cap Cover: Chrysler, Dodge, Jeep & Ram 2005 - 2025
American Brother Designs Radiator Cap Cover: Chrysler, Dodge, Jeep & Ram 2005 - 2025
usa

American Brother Designs Radiator Cap Cover: Chrysler, Dodge, Jeep & Ram 2005 - 2025

American Brother Designs
5.0 (1)

Regular price $109.00 $59.00 46% off

Unit price
per 

Kooks Stage 8 Header Bolt Kit: Fits 05-24 HEMI 5.7L VVT / 6.1L / 6.4L 392 / 6.2L
Kooks Stage 8 Header Bolt Kit: Fits 05-24 HEMI 5.7L VVT / 6.1L / 6.4L 392 / 6.2L
usa

Kooks Stage 8 Header Bolt Kit: Fits Most Chrysler/Dodge/Jeep/Ram (05-20)

Kooks Headers

Regular price $75.80 $68.22 10% off

Unit price
per 

American Brother Designs Coolant Reservoir Cap Cover: Chrysler, Dodge, Jeep & Ram 2005 - 2025
American Brother Designs Coolant Reservoir Cap Cover: Chrysler, Dodge, Jeep & Ram 2005 - 2025
usa

American Brother Designs Coolant Reservoir Cap Cover: Chrysler, Dodge, Jeep & Ram 2005 - 2025

American Brother Designs

Regular price $109.00 $59.00 46% off

Unit price
per 

BBK O2 Sensor Wiring Extension Kit: Chrysler / Dodge / Ram / Jeep Vehicles 2003 - 2025 (Excl 2019+ Ram)
BBK O2 Sensor Wiring Extension Kit: Chrysler / Dodge / Ram / Jeep Vehicles 2003 - 2025 (Excl 2019+ Ram)
usa

BBK O2 Sensor Wiring Extension Kit: Fits Most Chrysler/Dodge/Jeep (96-23) (Excl 2019+ Ram)

BBK
5.0 (1)

Regular price $89.99 $69.99 22% off

Unit price
per 

DiabloSport Trinity 2 (T2 EX) Platinum Programmer / Monitor: Jeep Vehicles 2005 - 2014
DiabloSport Trinity 2 (T2 EX) Platinum Programmer / Monitor: Jeep Vehicles 2005 - 2014

DiabloSport Trinity 2 (T2 EX) Platinum Programmer / Monitor: Jeep Vehicles 2005 - 2014

Diablo Sport
4.0 (1)

Regular price $787.95 $749.95 5% off

Unit price
per 

DiabloSport inTune i3 Programmer: Jeep Grand Cherokee / Wrangler / Commander 2005 - 2014
DiabloSport inTune i3 Programmer: Jeep Grand Cherokee / Wrangler / Commander 2005 - 2014

DiabloSport inTune i3 Programmer: Jeep Grand Cherokee / Wrangler / Commander 2005 - 2014

Diablo Sport

Regular price $535.95 $499.95 7% off

Unit price
per 

Kooks Cometic MLS (Multi-Layer Stainless Steel) Exhaust Gaskets: Chrysler 6.1L & 6.4L Hemi
Kooks Cometic MLS (Multi-Layer Stainless Steel) Exhaust Gaskets: Chrysler 6.1L & 6.4L Hemi
usa
American Brother Designs Radiator Cap Cover: 300, Challenger, Charger & Magnum 2005 - 2014
American Brother Designs Radiator Cap Cover: 300, Challenger, Charger & Magnum 2005 - 2014
usa

American Brother Designs Radiator Cap Cover: 300, Challenger, Charger & Magnum 2005 - 2014

American Brother Designs

Regular price $109.00 $59.00 46% off

Unit price
per 

WeatherTech Floorliners (F&R) Black: Jeep Wrangler Unlimited JK 2007-2013
WeatherTech Floorliners (F&R) Black: Jeep Wrangler Unlimited JK 2007-2013
Bully Dog GT Platinum Tuner: Fits Dodge/Jeep/Ram 2003-2014 5.7/6.1L HEMI
Bully Dog GT Platinum Tuner: Fits Dodge/Jeep/Ram 2003-2014 5.7/6.1L HEMI
DV8 Offroad Black Shift Knob: Jeep Wrangler (2011-2017) / Wrangler JK (2018)
DV8 Offroad Black Shift Knob: Jeep Wrangler (2011-2017) / Wrangler JK (2018)
DiabloSport Trinity 2 (T2 EX) Programmer / Monitor: Jeep Vehicles 2005 - 2014
DiabloSport Trinity 2 (T2 EX) Programmer / Monitor: Jeep Vehicles 2005 - 2014

DiabloSport Trinity 2 (T2 EX) Programmer / Monitor: Jeep Vehicles 2005 - 2014

Diablo Sport

Regular price $806.95 $749.95 7% off

Unit price
per 

OMIX Locking Gas Cap: Fits Jeep Wrangler / Gladiator / Grand Cherokee (93-26)
OMIX Locking Gas Cap: Fits Jeep Wrangler / Gladiator / Grand Cherokee (93-26)

OMIX Locking Gas Cap: Fits Most Jeep (03-25)

OMIX

$48.99

Unit price
per 

Weld Solana / Gloss Black Milled | 20x9.5 | 5x127 | +0mm Offset
Tazer JK Blaster OBDII Programmer: Jeep Wrangler (07-18)
Amerihood STM Functional Ram Air Hood: Jeep Wrangler JK 2007 - 2018
Amerihood STM Functional Ram Air Hood: Jeep Wrangler JK 2007 - 2018

Amerihood STM Functional Ram Air Hood: Jeep Wrangler JK 2007 - 2018

Amerihood

Regular price $786.02 $465.00 41% off

Unit price
per 

Synergy Mfg HD Drag Link: Jeep Wrangler (07-18)
Synergy Mfg HD Drag Link: Jeep Wrangler (07-18)
usa

Synergy Mfg HD Drag Link: Jeep Wrangler (07-18)

Synergy Mfg

$450.00

Unit price
per 

Ripp High Performance Coil Packs: Fits Most Jeep / Dodge / Ram Models (2007-2026)
Ripp High Performance Coil Packs: Fits Most Jeep / Dodge / Ram Models (2007-2026)
Ripp Supercharger Kit: Jeep Wrangler JK/JKU 3.8L V6 2007 - 2011
Ripp Supercharger Kit: Jeep Wrangler JK/JKU 3.8L V6 2007 - 2011
Stage 1

Ripp Supercharger Kit: Jeep Wrangler JK/JKU 3.8L V6 2007 - 2011

Ripp

Regular price $6,917.40 $5,533.92 20% off

Unit price
per 

Performance Upgrades for Your 3.8L V6 Engine

The 3.8L V6 engine is a reliable and versatile powerplant found in many Chrysler and Dodge vehicles. While it lacks the Hemi’s signature hemispherical combustion chambers, this engine still offers solid potential for enhanced power and efficiency through targeted performance upgrades tailored to its design.

Key Performance Enhancements for the 3.8L V6

Upgrading your 3.8L V6 focuses on improving airflow, ignition, and fuel delivery to unlock better throttle response and horsepower. Common modifications include cold air intakes and throttle body spacers that increase air volume and velocity, along with ignition upgrades that ensure a stronger, more consistent spark.

  • Cold air intakes to improve airflow and reduce intake temperatures
  • Throttle body spacers for enhanced throttle response
  • Performance ignition components for reliable combustion
  • Exhaust headers and cat-back systems to reduce backpressure
  • Fuel system enhancements for consistent power delivery

How to Choose the Right Upgrades for Your 3.8L V6

When selecting performance parts for the 3.8L V6, consider your driving goals and vehicle application. Street-driven vehicles benefit from bolt-on upgrades that improve drivability and throttle response, while more aggressive builds may require combined intake, exhaust, and ignition modifications to maximize power gains without sacrificing reliability.

Shop 3.8L V6 Performance Parts at FastHemis

At FastHemis, we offer a range of quality performance components designed specifically for the 3.8L V6 engine. Whether you’re looking to improve daily driving or prepare your Mopar for spirited highway runs, our selection helps you unlock the full potential of your engine. Browse our 3.8L V6 upgrades today and find the right parts for your build.

SELECT YOUR VEHICLE