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Shop 3.7L V6

Upgrade Your 3.7L V6 Engine The 3.7L V6 is a reliable and versatile engine found in various Mopar vehicles, known for its smooth power delivery and efficiency. While not as common as the larger Hemi V8s, the 3.7L offers solid performance potential with the right upgrades tailored to its unique design. At FastHemis, you’ll find parts specifically selected for the 3.7L V6 platform, including intake enhancements, exhaust components, ignition upgrades, and tuning options. These parts help improve throttle response, increase horsepower, and maintain engine reliability under daily driving or light performance use. Key upgrades for your 3.7L V6 include: - Cold air intakes and throttle body upgrades - Performance exhaust and headers - Ignition and spark plug enhancements - Engine tuning and calibration tools Shop 3.7L V6 upgrades at FastHemis.
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1539 Results

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

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per 

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

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

American Brother Designs

Regular price $109.00 $59.00 46% off

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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

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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

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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

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Winjet Fog Lights: Chrysler 300C 2005 - 2010 (Hemi & SRT8)
Winjet Fog Lights: Chrysler 300C 2005 - 2010 (Hemi & SRT8)

Winjet Fog Lights: Chrysler 300C 2005 - 2010 (Hemi & SRT8)

Winjet

Regular price $41.99 $34.99 17% off

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Amerihood SSK Functional Ram Air Hood: Dodge Ram 1500 2002 - 2008
Amerihood SSK Functional Ram Air Hood: Dodge Ram 1500 2002 - 2008

Amerihood SSK Functional Ram Air Hood: Dodge Ram 1500 2002 - 2008

Amerihood
4.0 (1)

Regular price $878.42 $694.36 21% off

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DeatschWerks 42lb Fuel Injectors: Chrysler / Dodge / Jeep / Ram 2003 - 2025 (5.7L Hemi, 6.1L SRT8, 6.4L 392)
DeatschWerks 42lb Fuel Injectors: Chrysler / Dodge / Jeep / Ram 2003 - 2025 (5.7L Hemi, 6.1L SRT8, 6.4L 392)

DeatschWerks 42lb Fuel Injectors: Fits Most Dodge/Ram (03-24)

Deatschwerks

$439.00

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Amerihood TYPE-VIP STYLE Functional Ram Air Hood: Dodge Ram 1500 2009 - 2018
Amerihood TYPE-VIP STYLE Functional Ram Air Hood: Dodge Ram 1500 2009 - 2018

Amerihood TYPE-VIP STYLE Functional Ram Air Hood: Dodge Ram 1500 2009 - 2018

Amerihood

Regular price $878.42 $694.36 21% off

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per 

Deatschwerks 60lb/hr Fuel Injectors: Chrysler / Dodge / Jeep / Ram 2003 - 2025 (5.7L Hemi, 6.1L SRT8, 6.4L 392)
Deatschwerks 60lb/hr Fuel Injectors: Chrysler / Dodge / Jeep / Ram 2003 - 2025 (5.7L Hemi, 6.1L SRT8, 6.4L 392)
Pedal Commander Bluetooth Throttle Response Controller: 300 / Challenger / Charger / Magnum 2007 - 2024 (All Models)
Pedal Commander Bluetooth Throttle Response Controller: 300 / Challenger / Charger / Magnum 2007 - 2024 (All Models)
Amerihood VIP Functional Ram Air Hood: Dodge Ram 1500 2009 - 2010 ; Ram 1500 2011 - 2018
Amerihood VIP Functional Ram Air Hood: Dodge Ram 1500 2009 - 2010 ; Ram 1500 2011 - 2018

Amerihood VIP Functional Ram Air Hood: Dodge Ram 1500 2009 - 2018

Amerihood

Regular price $929.24 $737.92 21% off

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Amerihood CLG Functional Ram Air Hood: Dodge Ram 1500 2009 - 2010 / Ram 1500 2011 - 2018
Amerihood CLG Functional Ram Air Hood: Dodge Ram 1500 2009 - 2010 / Ram 1500 2011 - 2018

Amerihood CLG Functional Ram Air Hood: Dodge Ram 1500 2009 - 2018

Amerihood
5.0 (2)

Regular price $878.42 $694.36 21% off

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per 

Stainless Works Long Tube Headers and Mid Pipes: Dodge Ram 1500 / Ram 1500 / Ram 2500 / Ram 3500
Stainless Works Long Tube Headers and Mid Pipes: Dodge Ram 1500 / Ram 1500 / Ram 2500 / Ram 3500
usa

Stainless Works Long Tube Headers & Mid Pipes: Fits Most Dodge/Ram (09-18)

Stainless Works
5.0 (1)

Regular price from $2,560.25 Up to 5% off

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H&R Sport Springs Lowering 1.3" Front 1.2" Rear (F&R): Jeep Grand Cherokee 05-10 / Commander 06-10 5.7L HEMI
H&R Sport Springs Lowering 1.3" Front 1.2" Rear (F&R): Jeep Grand Cherokee 05-10 / Commander 06-10 5.7L HEMI
Mishimoto Thermal Bypass Valve Kit (FRONT): Fits Chrysler/Dodge/Jeep/Ram 2006-2019 NAG1
Mishimoto Thermal Bypass Valve Kit (FRONT): Fits Chrysler/Dodge/Jeep/Ram 2006-2019 NAG1

Mishimoto Thermal Bypass Valve Kit: Fits Chrysler/Dodge/Jeep/Ram 2005-2020

Mishimoto

Regular price $164.00 $148.95 9% off

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Bilstein B6 4600 Rear Shock (REAR): Jeep Grand Cherokee (05-10) w/ OEM Ride Height - Excl SRT8
Bilstein B6 4600 Rear Shock (REAR): Jeep Grand Cherokee (05-10) w/ OEM Ride Height - Excl SRT8
Winjet Fog Lights: Jeep Commander / Grand Cherokee 2005 - 2010
Winjet Fog Lights: Jeep Commander / Grand Cherokee 2005 - 2010

Winjet Fog Lights: Jeep Commander / Grand Cherokee 2005 - 2010

Winjet

Regular price $41.99 $34.99 17% off

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per 

Winjet Halo Projector Fog Lights: Chrysler 300C 2005 - 2010 (exc Touring)
Winjet Halo Projector Fog Lights: Chrysler 300C 2005 - 2010 (exc Touring)

Winjet Halo Projector Fog Lights: Dodge Dakota 05-09 / Durango 07-09

Winjet
5.0 (1)

Regular price $62.39 $59.99 4% off

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per 

American Brother Designs Coolant Reservoir Cap Cover: Dodge Durango, Jeep Grand Cherokee, Jeep Wagoneer, Ram
American Brother Designs Coolant Reservoir Cap Cover: Dodge Durango, Jeep Grand Cherokee, Jeep Wagoneer, Ram
usa

American Brother Designs Coolant Reservoir Cap Cover: Fits Jeep / Dodge / Ram (09-26)

American Brother Designs

Regular price $109.00 $59.00 46% off

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per 

Mishimoto Low Temp Thermostat: 3.7L & 4.7L Dodge & Jeep
Mishimoto Low Temp Thermostat: 3.7L & 4.7L Dodge & Jeep

Mishimoto Racing Thermostat Low Temp 180°F: Jeep/Dodge 1999-2013 3.7L/4.7L PowerTech

Mishimoto

Regular price $76.00 $68.95 9% off

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Bilstein B6 4600 Front Shock (FRONT): Jeep Grand Cherokee (05-10) w/ OEM Ride Height
Bilstein B6 4600 Front Shock (FRONT): Jeep Grand Cherokee (05-10) w/ OEM Ride Height
Spec D Euro Tail Lights (Dark Smoke): Dodge Ram 2002 - 2006
Spec D Euro Tail Lights (Dark Smoke): Dodge Ram 2002 - 2006

Spec D Euro Tail Lights (Dark Smoke): Dodge Ram 2002 - 2006

Spec D

Regular price $84.00 $62.00 26% off

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Maxtrac Twin Tube Gas Rear Shock Absorber 2in Lift: Fits Most Dodge / Ram Models (1994-2018)
usa

Maxtrac Twin Tube Gas Rear Shock Absorber 2in Lift: Fits Most Dodge/Ram (94-24)

Maxtrac

Regular price $70.05 $60.50 14% off

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MaxTrac Twin Tube Gas Front Shock Absorber 2in Lift: Fits Most Dodge / Ram 1500 Models (2002-2018)
usa

MaxTrac Twin Tube Gas Front Shock Absorber 2in Lift: Fits Most Dodge/Ram (02-24)

Maxtrac

Regular price $73.66 $63.61 14% off

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per 

APS Black Stainless Lower Billet Grille: Dodge Ram Sport 2002 - 2005
APS Black Stainless Lower Billet Grille: Dodge Ram Sport 2002 - 2005

APS Black Stainless Lower Billet Grille: Dodge Ram Sport 2002 - 2005

APS

Regular price $55.13 $44.10 20% off

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per 

K&N Air Filter: Dodge Ram 2002 - 2010 (All Models) / Ram 2011 - 2018 (All Models)
K&N Air Filter: Dodge Ram 2002 - 2010 (All Models) / Ram 2011 - 2018 (All Models)

K&N Air Filter: Fits Most Dodge/Ram (02-26)

K&N Engineering

$55.19

Unit price
per 

Baer 15" Extreme Front Big Brake Kit: Dodge Ram 1500 2002 - 2023
Baer 15" Extreme Front Big Brake Kit: Dodge Ram 1500 2002 - 2023
usa

Baer 15" Extreme Front Big Brake Kit: Dodge Ram 1500 2002 - 2023

Baer

Regular price from $3,935.00 9% off

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per 

Stopping Power
Noise Level
Performance Over Stock
Dust Levels
MBRP Cat-Back 3" Single Side Exhaust System: Dodge Dakota 2005 - 2007 (3.7L / 4.7L)
MBRP Cat-Back 3" Single Side Exhaust System: Dodge Dakota 2005 - 2007 (3.7L / 4.7L)

MBRP Cat-Back 3" Single Side Exhaust System: Dodge Dakota 05-07

MBRP

Regular price $568.22 $459.99 19% off

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per 

American Brother Designs Washer Fluid Cap Cover: Jeep Wrangler (18-25) & Gladiator (20-25)
American Brother Designs Washer Fluid Cap Cover: Jeep Wrangler (18-25) & Gladiator (20-25)
usa

American Brother Designs Washer Fluid Cap Cover: Jeep Wrangler (18-25) & Gladiator (20-25)

American Brother Designs

Regular price $109.00 $59.00 46% off

Unit price
per 

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 

Spec D Euro Head Lights (Chrome): Dodge Ram 1994 - 2001
Spec D Euro Head Lights (Chrome): Dodge Ram 1994 - 2001

Spec D Euro Head Lights (Chrome): Dodge Ram 1994 - 2001

Spec D

Regular price $113.00 $84.00 26% off

Unit price
per 

AlphaRex LUXX LED Tail Lights (Alpha-Black): Dodge Ram 1500 (02-06) & 3500 (03-06)
AlphaRex LUXX LED Tail Lights (Alpha-Black): Dodge Ram 1500 (02-06) & 3500 (03-06)

AlphaRex LUXX LED Tail Lights (Alpha-Black): Fits Most Dodge 5.9L Diesel/5.7L/3.9L/3.7L (02-06)

AlphaRex

Regular price $460.00 $415.00 10% off

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per 

Performance Upgrades for Your 3.7L V6 Engine

The 3.7L V6 engine delivers a balanced mix of reliability and efficiency across several Mopar models. While it may not have the high-output reputation of Mopar’s V8 Hemis, the 3.7L offers solid potential for improved throttle response and horsepower with the right engine-specific parts. FastHemis provides carefully selected upgrades tailored to this versatile V6 platform.

Key Performance Enhancements for the 3.7L V6

Optimizing your 3.7L V6 starts with improving airflow and ignition. Cold air intakes and throttle body upgrades increase the volume and quality of air entering the engine, which directly impacts power and responsiveness. Complementing these with performance exhaust components helps reduce backpressure and improve scavenging for better efficiency.

  • Cold air intakes designed for precise fitment and airflow gains
  • Upgraded throttle bodies to enhance throttle response
  • Performance headers and exhaust systems for improved flow
  • Ignition upgrades including high-performance spark plugs and coils

Maintaining Reliability While Boosting Power

The 3.7L V6 is known for its smooth power delivery and durability, making it ideal for daily driving and light performance use. When upgrading, it’s important to choose parts that enhance power without compromising engine longevity. Ignition system enhancements and proper engine tuning ensure your upgrades work harmoniously to maintain reliability under increased load.

Finding the Right 3.7L V6 Parts at FastHemis

FastHemis specializes in performance parts designed specifically for the 3.7L V6 platform. Whether you’re looking to improve throttle response, increase horsepower, or simply upgrade your engine’s efficiency, our selection includes intake systems, exhaust components, ignition upgrades, and tuning tools. Shop our 3.7L V6 collection to find the right parts for your Mopar vehicle.

SELECT YOUR VEHICLE