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Shop 6.4L Hemi

Unlock the full potential of your 6.4L Hemi, a naturally aspirated powerhouse known for its robust forged internals and strong factory performance. This 392 cubic inch V8 delivers impressive power and torque right out of the box, making it an ideal platform for enthusiasts looking to build reliable, high-performance Mopar machines. At FastHemis, you’ll find a wide range of parts tailored specifically for the 6.4L Hemi. Whether you’re aiming to boost power with supercharger kits, improve exhaust flow with long tube headers, or enhance throttle response with cold air intakes, our selection supports every stage of your build. These upgrades help maximize your engine’s capability while maintaining its legendary durability. Popular 6.4L Hemi upgrades include: - Supercharger and forced induction kits - High-flow exhaust systems and headers - Cold air intakes and throttle body upgrades - Tuners and performance calibration tools Shop 6.4L Hemi upgrades at FastHemis.
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6018 Results

APS Black Stainless Lower Mesh Grille (w/OUT Adaptive Cruise Control): Dodge Charger 2015 - 2018
APS Black Stainless Lower Mesh Grille (w/OUT Adaptive Cruise Control): Dodge Charger 2015 - 2018
APS Black Stainless Lower Billet Grille (w/OUT Adaptive Cruise Control): Dodge Durango 2014 - 2017
APS Black Stainless Lower Billet Grille (w/OUT Adaptive Cruise Control): Dodge Durango 2014 - 2017
APS Black Stainless Upper Billet Grille: Dodge Durango 2014 - 2017
APS Black Stainless Upper Billet Grille: Dodge Durango 2014 - 2017

APS Black Stainless Upper Billet Grille: Dodge Durango 2014 - 2017

APS

Regular price $115.88 $92.70 20% off

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APS Phantom Black Stainless Upper Billet Grille: Dodge Challenger 2015 - 2023
APS Phantom Black Stainless Upper Billet Grille: Dodge Challenger 2015 - 2023

APS Phantom Black Stainless Upper Billet Grille: Dodge Challenger 2015 - 2023

APS

Regular price $117.00 $93.60 20% off

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APS Phantom Black Stainless Upper Billet Grille: Dodge Challenger 2009 - 2014
APS Phantom Black Stainless Upper Billet Grille: Dodge Challenger 2009 - 2014

APS Phantom Black Stainless Upper Billet Grille: Dodge Challenger 2009 - 2014

APS

Regular price $95.34 $76.28 20% off

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APS Side Armor DS Nerf Bars (Pair) Crew Cab: Dodge Ram 2009 - 2025 (1500, 2500 & 3500)
APS Side Armor DS Nerf Bars (Pair) Crew Cab: Dodge Ram 2009 - 2025 (1500, 2500 & 3500)

APS Side Armor DS Nerf Bars (Pair) Crew Cab: Dodge Ram 2009 - 2025 (1500, 2500 & 3500)

APS
5.0 (1)

Regular price $565.87 $452.70 20% off

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APS A Series Running Boards (Pair) Regular Cab: Dodge Ram 2009 - 2025 (1500, 2500 & 3500)
APS A Series Running Boards (Pair) Regular Cab: Dodge Ram 2009 - 2025 (1500, 2500 & 3500)

APS A Series Running Boards (Pair) Regular Cab: Dodge Ram 2009 - 2025 (1500, 2500 & 3500)

APS

Regular price $471.30 $377.04 20% off

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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
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Kooks Cometic MLS (Multi-Layer Stainless Steel) Exhaust Gaskets: Chrysler 6.1L & 6.4L Hemi

Kooks Headers

Regular price $47.16 $42.44 10% off

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K&N 57 Series Cold Air Intake: 300, Challenger & Charger 6.4L 392 2011 - 2024
K&N 57 Series Cold Air Intake: 300, Challenger & Charger 6.4L 392 2011 - 2024
K&N Cabin Filter: 1500, 2500, 3500, Grand Wagoneer & Wagoneer 2022-2025
K&N Cabin Filter: 1500, 2500, 3500, Grand Wagoneer & Wagoneer 2022-2025
K&N 63 Series Cold Air Intake: Jeep Wrangler Rubicon 6.4L 392 2021-2025
K&N 63 Series Cold Air Intake: Jeep Wrangler Rubicon 6.4L 392 2021-2025
American Car Craft "SRT8" Brushed Door Badge Plate: Dodge Challenger 2008 - 2014
American Car Craft "SRT8" Brushed Door Badge Plate: Dodge Challenger 2008 - 2014
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American Car Craft "SRT8" Brushed Door Badge Plate: Dodge Challenger 2008 - 2014

American Car Craft

Regular price $138.95 $128.95 7% off

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American Brother Designs Short AC Port Fill Cap: Dodge Challenger & Charger 2015 - 2023
American Brother Designs Short AC Port Fill Cap: Dodge Challenger & Charger 2015 - 2023
usa

American Brother Designs AC Port Fill Cap: Dodge Challenger & Charger 2015 - 2023

American Brother Designs

Regular price $99.00 $49.00 51% off

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WeatherTech Cargo Liner (Black): Jeep Grand Cherokee 2011 - 2021
WeatherTech Cargo Liner (Black): Jeep Grand Cherokee 2011 - 2021
American Brother Designs Acrylic Trunk Prop: 300, Challenger, Charger & Magnum 2005 - 2024
American Brother Designs Acrylic Trunk Prop: 300, Challenger, Charger & Magnum 2005 - 2024
usa

American Brother Designs Acrylic Trunk Prop: 300, Challenger, Charger & Magnum 2005 - 2024

American Brother Designs

Regular price $110.00 $60.00 45% off

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American Brother Designs Acrylic Hood Prop: 300, Challenger, Charger & Magnum 2005 - 2024
American Brother Designs Acrylic Hood Prop: 300, Challenger, Charger & Magnum 2005 - 2024
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American Brother Designs Acrylic Hood Prop: 300, Challenger, Charger & Magnum 2005 - 2024

American Brother Designs

Regular price $105.00 $55.00 48% off

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

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

American Brother Designs

Regular price $109.00 $59.00 46% off

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American Brother Designs SHAKER Badge: Dodge Challenger 2015 - 2023
American Brother Designs SHAKER Badge: Dodge Challenger 2015 - 2023
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American Brother Designs SHAKER Badge: Dodge Challenger 2015 - 2023

American Brother Designs

Regular price $105.00 $55.00 48% off

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American Brother Designs Fuel Door: Dodge Challenger 2008 - 2023
American Brother Designs Fuel Door: Dodge Challenger 2008 - 2023
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American Brother Designs Fuel Door: Dodge Challenger 2008 - 2023

American Brother Designs

Regular price $349.00 $299.00 14% off

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3D MAXpider ACE Kagu Floormats (Black, Both Rows): Dodge Challenger 2015 - 2023
3D MAXpider ACE Kagu Floormats (Black, Both Rows): Dodge Challenger 2015 - 2023

3D MAXpider ACE Kagu Floormats (Black, Both Rows): Dodge Challenger 2015 - 2023

3D MAXpider

Regular price $203.88 $192.99 5% off

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Amerihood SRT Functional Ram Air Hood: Dodge Charger 2015 - 2023
Amerihood SRT Functional Ram Air Hood: Dodge Charger 2015 - 2023

Amerihood SRT Functional Ram Air Hood: Dodge Charger 2015 - 2023

Amerihood

Regular price $550.00 $496.00 10% off

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Anderson Composites Jailbreak Carbon Fiber Hood: Dodge Charger 2015 - 2023 (All Models)
Anderson Composites Jailbreak Carbon Fiber Hood: Dodge Charger 2015 - 2023 (All Models)

Anderson Composites Jailbreak Carbon Fiber Hood: Dodge Charger 2015 - 2023 (All Models)

Anderson Composites

Regular price $1,999.00 $1,799.10 10% off

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Anderson Composites Carbon Fiber Tail Light Surround: Dodge Challenger 2015 - 2023 (All Models)
Anderson Composites Carbon Fiber Tail Light Surround: Dodge Challenger 2015 - 2023 (All Models)

Anderson Composites Carbon Fiber Tail Light Surround: Dodge Challenger 2015 - 2023 (All Models)

Anderson Composites

Regular price $1,199.00 $1,079.10 10% off

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Eibach 25mm Wheel Spacers (Pair): 300 / Challenger / Charger / Magnum 2005 - 2024
Eibach 25mm Wheel Spacers (Pair): 300 / Challenger / Charger / Magnum 2005 - 2024

Eibach 25mm Wheel Spacers (Pair): 300 / Challenger / Charger / Magnum 2005 - 2024

Eibach

Regular price $250.00 $225.00 10% off

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BMR 38mm Front Sway Bar (Red): 300 / Challenger / Charger / Magnum 2005 - 2024
usa
BMR 22mm Rear Sway Bar (Red): 300 / Challenger / Charger / Magnum 2005 - 2024
usa
BMR Sway Bar End Links (Front): Dodge Challenger 2008 - 2023 (All Models)
usa
BMR 15" Front Brake Conversion Kit (Red Calipers): 300 / Challenger / Charger / Magnum 2005 - 2024
BMR 15" Front Brake Conversion Kit (Red Calipers): 300 / Challenger / Charger / Magnum 2005 - 2024
usa

BMR 15" Front Brake Conversion Kit (Red Calipers): 300 / Challenger / Charger / Magnum 2005 - 2024

BMR Suspension

$1,559.95

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Stopping Power
Noise Level
Performance Over Stock
Dust Levels
Brian Tooley Racing Stage 2 Camshaft: Chrysler / Dodge / Jeep / Ram 6.4L 392 2011 - 2025
Brian Tooley Racing Stage 2 Camshaft: Chrysler / Dodge / Jeep / Ram 6.4L 392 2011 - 2025
usa

Brian Tooley Racing Stage 2 Camshaft: Chrysler / Dodge / Jeep / Ram 6.4L 392 2011 - 2025

Brian Tooley Racing

Regular price $544.49 $449.99 17% off

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AWE Touring Cat-Back Exhaust (Polished Tips): Dodge Challenger (15-23) 6.4L 392 / 6.2L Hellcat
AWE Touring Cat-Back Exhaust (Polished Tips): Dodge Challenger (15-23) 6.4L 392 / 6.2L Hellcat
usa

AWE Touring Cat-Back Exhaust (Polished Tips): Dodge Challenger (15-23) 6.4L 392 / 6.2L Hellcat

AWE Tuning

Regular price $2,131.58 $2,025.00 5% off

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AWE Touring Cat-Back Exhaust (REAR): Jeep Grand Cherokee 6.4L SRT / 6.2L Trackhawk (12-21)
AWE Touring Cat-Back Exhaust (REAR): Jeep Grand Cherokee 6.4L SRT / 6.2L Trackhawk (12-21)
usa

AWE Touring Cat-Back Exhaust (REAR): Jeep Grand Cherokee 6.4L SRT / 6.2L Trackhawk (12-21)

AWE Tuning

Regular price $2,047.37 $1,945.00 5% off

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Performance Upgrades for Your 6.4L 392 Hemi

The 6.4L 392 Hemi is a naturally aspirated powerhouse known for its strong forged internals and high-flow cylinder heads. Delivering robust power and torque from the factory, it provides an excellent platform for enthusiasts aiming to enhance performance while maintaining reliability. At FastHemis, you’ll find parts designed specifically to unlock the full potential of this Mopar favorite.

Why upgrade performance parts on your 6.4L Hemi?

Upgrading your 6.4L Hemi’s components can significantly improve power delivery, throttle response, and overall engine efficiency. Whether you want to increase airflow with cold air intakes or extract more power through long tube headers and exhaust systems, these bolt-on upgrades complement the engine’s strong factory foundation. Enhancements also help tailor your build to specific driving styles and performance goals.

  • Improved air and exhaust flow for better combustion
  • Enhanced throttle response and engine sound
  • Supports future forced induction or camshaft upgrades
  • Maintains the engine’s legendary durability and reliability

Popular upgrade paths for the 6.4L 392 Hemi

The 6.4L Hemi responds well to a variety of performance modifications that suit naturally aspirated and boosted builds alike. Common upgrades include supercharger and procharger kits for substantial power gains, long tube headers to reduce exhaust backpressure, and cold air intakes to increase airflow. Tuners and performance calibration tools are also essential to optimize these modifications and ensure smooth operation.

Choosing the right 6.4L Hemi parts at FastHemis

FastHemis offers a comprehensive selection of performance parts tailored to the 6.4L 392 Hemi. Whether you’re starting with bolt-ons or planning a full build, our inventory supports every stage of your project. Browse our collection to find supercharger kits, exhaust upgrades, intake systems, and tuning tools designed to maximize your engine’s capability while preserving its durability.

SELECT YOUR VEHICLE