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Shop Gen III Hemi Performance Parts The Gen III Hemi engine family, including the 5.7L, 6.1L, 6.2L, and 6.4L variants, is renowned for its blend of power, durability, and upgrade potential. These engines offer a versatile platform that supports everything from reliable daily driving to high-performance builds. Whether you’re looking to maintain your classic 5.7L or push your 6.4L 392 Hemi to new heights, the Gen III Hemi delivers a strong foundation with forged internals and advanced engineering. At FastHemis, you’ll find a wide selection of parts tailored to the Gen III Hemi platform, including bolt-on upgrades, supercharger kits, intake and exhaust components, and tuning solutions. These parts are designed to enhance power output, improve reliability, and prepare your engine for boost or track use. Key upgrade options for your Gen III Hemi: - Supercharger and forced induction kits - Cold air intakes and throttle body upgrades - Exhaust headers and cat-back systems - Engine management and tuning tools - Supporting mods for durability and performance Shop Gen III Hemi upgrades at FastHemis.
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10509 Results

American Car Craft 5.7L Hemi Engine Shroud Dress Up Kit: Dodge Challenger R/T 2009 - 2023
American Car Craft 5.7L Hemi Engine Shroud Dress Up Kit: Dodge Challenger R/T 2009 - 2023
usa

American Car Craft 5.7L Hemi Engine Shroud Dress Up Kit: Dodge Challenger R/T 2009 - 2023

American Car Craft
4.5 (3)

Regular price $178.95 $166.95 7% off

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American Racing Headers: Ram 5.7L Hemi 1500 2019 - 2024
usa

American Racing Headers: Dodge Ram 5.7L Hemi 1500 2019 - 2023

American Racing Headers

Regular price from $2,239.72 Up to 12% off

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Fast Hemis One-Click Stage 1 Kit: 2006-2010 Dodge Charger 3.5L V6 (+39HP)
Fast Hemis One-Click Stage 1 Kit: 2006-2010 Dodge Charger 3.5L V6 (+39HP)

Ripp Hi-Perf Coil Packs: Fits Dodge / Chrysler / Jeep V8 (02-26)

Ripp

from $489.46

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6 colors
  • HEMI Orange
  • Plum Crazy
  • Sublime Green
  • Steel Gray
  • Mopar Blue
  • +1 more
Cometic Blower Snout Gasket: Dodge / Jeep / Ram 6.2L Hellcat / 6.2L Trackhawk / 6.2L TRX 2021 - 2025
Cometic Blower Snout Gasket: Dodge / Jeep / Ram 6.2L Hellcat / 6.2L Trackhawk / 6.2L TRX 2021 - 2025
usa

Cometic Blower Snout Gasket: Dodge / Jeep / Ram 6.2L Hellcat / 6.2L Trackhawk / 6.2L TRX 2021 - 2025

Cometic Gasket

Regular price $13.67 $12.31 10% off

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BBK Performance Shorty Headers: Chrysler 300C / Dodge Charger / Magnum 5.7L Hemi 2005 - 2008
BBK Performance Shorty Headers: Chrysler 300C / Dodge Charger / Magnum 5.7L Hemi 2005 - 2008
usa

BBK Performance Shorty Headers: Chrysler 300C / Dodge Charger / Magnum 5.7L Hemi 2005 - 2008

BBK
5.0 (1)

Regular price from $469.99 10% off

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American Racing Headers: Jeep Grand Cherokee 5.7L Hemi 2011 - 2023
usa

American Racing Headers: Jeep Grand Cherokee 5.7L Hemi 2011 - 2023

American Racing Headers

Regular price from $1,980.73 Up to 13% off

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American Brother Designs Hellcat Supercharger Badge: Dodge Challenger & Charger 2015 - 2023
American Brother Designs Hellcat Supercharger Badge: Dodge Challenger & Charger 2015 - 2023
usa

American Brother Designs Hellcat Supercharger Badge: Dodge Challenger & Charger 2015 - 2023

American Brother Designs

Regular price $91.00 $41.00 55% off

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Eibach Rear Sway Bar End Link Kit Adjustable: Challenger / Charger 2011-2023
Eibach Rear Sway Bar End Link Kit Adjustable: Challenger / Charger 2011-2023

Eibach Rear Sway Bar End Link Kit Adjustable: Challenger / Charger 2011-2023

Eibach

Regular price $210.00 $189.00 10% off

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BMR Rear Strut Tower Brace (Red): 300 / Challenger / Charger / Magnum 2005 - 2024
usa
American Brother Designs SCATPACK Acrylic Badge (2-Color): Dodge Challenger / Charger 2015 - 2023
American Brother Designs SCATPACK Acrylic Badge (2-Color): Dodge Challenger / Charger 2015 - 2023
usa

American Brother Designs SCATPACK Acrylic Badge (2-Color): Dodge Challenger / Charger 2015 - 2023

American Brother Designs
5.0 (1)

Regular price $126.00 $53.50 58% off

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Amerihood SSK Functional Ram Air Hood: Dodge Ram 1500 2019 - 2022
Amerihood SSK Functional Ram Air Hood: Dodge Ram 1500 2019 - 2022

Amerihood SSK Functional Ram Air Hood: Dodge Ram 1500 2019 - 2022

Amerihood

Regular price $900.00 $696.00 23% off

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Amerihood DEMON Functional Ram Air Hood: Dodge Durango 2011 - 2023
Amerihood DEMON Functional Ram Air Hood: Dodge Durango 2011 - 2023

Amerihood DEMON Functional Ram Air Hood: Dodge Durango 2011 - 2023

Amerihood
4.0 (1)

Regular price $600.00 $534.00 11% off

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Bilstein B6 Perf Shock Absorber Monotube (REAR): 05-10 Challenger / Charger / Magnum / 300 RWD
Bilstein B6 Perf Shock Absorber Monotube (REAR): 05-10 Challenger / Charger / Magnum / 300 RWD

Bilstein B6 Perf Shock Absorber Monotube (REAR): 05-10 Challenger / Charger / Magnum / 300 RWD

Bilstein

Regular price $222.00 $149.00 33% off

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Sto N Sho Quick Release Front License Plate Bracket: Dodge Challenger 2015 - 2023 (w/OUT Adaptive Cruise)
Sto N Sho Quick Release Front License Plate Bracket: Dodge Challenger 2015 - 2023 (w/OUT Adaptive Cruise)
usa
E3 Spark Plugs: Ram / Durango / Jeep Grand Cherokee 6.4L 392 2012 - 2025
E3 Spark Plugs: Ram / Durango / Jeep Grand Cherokee 6.4L 392 2012 - 2025

E3 Spark Plugs: Ram / Durango / Jeep Grand Cherokee 6.4L 392 2012 - 2025

E3
5.0 (1)

Regular price $12.00 $6.49 46% off

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American Brother Designs SRT Under Hood Insulation Badge: Dodge Challenger / Charger 2015 - 2023
American Brother Designs SRT Under Hood Insulation Badge: Dodge Challenger / Charger 2015 - 2023
usa

American Brother Designs SRT Under Hood Insulation Badge: Dodge Challenger 2015 - 2023

American Brother Designs

Regular price $71.00 $55.00 23% off

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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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Amerihood SSK Functional Ram Air Hood: Dodge Ram 3500 2010 - 2019
Amerihood SSK Functional Ram Air Hood: Dodge Ram 3500 2010 - 2019

Amerihood SSK Functional Ram Air Hood: Dodge Ram 3500 2010 - 2019

Amerihood

Regular price $878.42 $694.36 21% off

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AFE Shorty Headers: Ram 5.7L Hemi 1500 2019 - 2023
AFE Shorty Headers: Ram 5.7L Hemi 1500 2019 - 2023
usa

aFe Shorty Headers: Ram 1500 5.7L (19-23)

aFe

$1,099.00

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BBK Performance Shorty Headers: Chrysler 300C / Dodge Challenger / Charger 5.7L Hemi 2009 - 2024
BBK Performance Shorty Headers: Chrysler 300C / Dodge Challenger / Charger 5.7L Hemi 2009 - 2024
usa
Koni STR.T Front Shocks: 300 / Challenger / Charger 2011 - 2023 (Exc. AWD & SRT8)
Koni STR.T Front Shocks: 300 / Challenger / Charger 2011 - 2023 (Exc. AWD & SRT8)

Koni STR.T Front Shocks: 300 / Challenger / Charger 2011 - 2023 (Exc. AWD & SRT8)

KONI

Regular price $232.97 $114.72 51% off

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DBA Slotted Front Brake Rotors: Jeep Grand Cherokee SRT 2012 - 2021
DBA Slotted Front Brake Rotors: Jeep Grand Cherokee SRT 2012 - 2021

DBA Slotted Front Brake Rotors: Jeep Grand Cherokee SRT 2012 - 2021

DBA

Regular price $464.43 $392.98 15% off

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Stopping Power
Noise Level
Performance Over Stock
Dust Levels
American Brother Designs 392 Exterior Side Badge: Chrysler / Dodge / Jeep / Ram
American Brother Designs 392 Exterior Side Badge: Chrysler / Dodge / Jeep / Ram
usa

American Brother Designs 392 Exterior Side Badge: Chrysler / Dodge / Jeep / Ram

American Brother Designs

Regular price $180.00 $167.00 7% off

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per 

SPC Performance Adjustable Rear Camber Kit: Chrysler 300 2005-2024
SPC Performance Adjustable Rear Camber Kit: Chrysler 300 2005-2024
usa
Amerihood SRT Functional Ram Air Hood: Chrysler 300 2011 - 2024
Amerihood SRT Functional Ram Air Hood: Chrysler 300 2011 - 2024

Amerihood SRT Functional Ram Air Hood: Chrysler 300 2011 - 2024

Amerihood

Regular price $500.00 $458.00 8% off

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Stainless Works Long Tube Headers & Mid Pipes: Jeep Grand Cherokee 6.4L SRT 2012 - 2021
Stainless Works Long Tube Headers & Mid Pipes: Jeep Grand Cherokee 6.4L SRT 2012 - 2021
usa

Stainless Works Long Tube Headers & Mid Pipes: Jeep Grand Cherokee 6.4L SRT 2012 - 2021

Stainless Works
5.0 (1)

Regular price $2,695.00 $2,560.25 5% off

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American Racing Headers: Dodge Ram 5.7L 2500 Hemi 2002 - 2008
usa

American Racing Headers: Dodge Ram 5.7L 2500 Hemi 2002 - 2008

American Racing Headers
5.0 (1)

Regular price from $2,099.96 Up to 13% off

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Accel High Output Ignition Coils (8-Pack, Dual Plug): 2005 - 2025 5.7L Hemi / 6.1L SRT8 / 6.4L 392 / 6.2L SRT Hellcat
Accel High Output Ignition Coils (8-Pack, Dual Plug): 2005 - 2025 5.7L Hemi / 6.1L SRT8 / 6.4L 392 / 6.2L SRT Hellcat
Corsa Oil Catch Can: Dodge Challenger / Charger 6.2L SRT Hellcat 2015 - 2023
Corsa Oil Catch Can: Dodge Challenger / Charger 6.2L SRT Hellcat 2015 - 2023
usa

Corsa Oil Catch Can: Dodge Challenger / Charger 6.2L SRT Hellcat 2015 - 2023

CORSA Performance

Regular price $163.99 $149.99 9% off

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Performance Parts and Upgrades for Your Gen III Hemi Engine

The Gen III Hemi family, spanning the 5.7L, 6.1L, 6.2L, and 6.4L variants, offers a versatile and durable platform for a wide range of performance builds. Whether maintaining a reliable daily driver or building a high-horsepower machine, these engines provide a strong foundation with forged internals and advanced engineering designed to handle upgrades.

Key Upgrade Paths for the Gen III Hemi Platform

Owners of Gen III Hemis can choose from a variety of bolt-on and internal upgrades tailored to their specific engine variant and performance goals. Popular modifications focus on improving airflow, increasing power output, and enhancing engine durability to support higher boost levels or track use.

  • Supercharger and forced induction kits for significant power gains
  • Cold air intakes and throttle body upgrades to optimize airflow
  • Exhaust headers and cat-back systems to reduce backpressure
  • Engine management and tuning tools for precise calibration
  • Supporting mods like upgraded fuel systems and cooling components

Building a Reliable Foundation for Boost on Gen III Hemis

Many Gen III Hemis come equipped with forged internals, but preparing your engine for forced induction or track demands requires careful selection of supporting parts. Upgrading fuel delivery, cooling systems, and engine management ensures your build remains reliable under increased cylinder pressures and heat.

Shop Gen III Hemi Performance Parts at FastHemis

At FastHemis, we offer a comprehensive selection of parts designed specifically for the Gen III Hemi family. Whether you’re upgrading a 5.7L for daily driving or pushing a 6.4L 392 to new performance levels, our parts are engineered to enhance power, reliability, and drivability. Explore our Gen III Hemi collection to find the right components for your build.

SELECT YOUR VEHICLE