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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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6017 Results

AWE Switchpath Cat-Back Exhaust System: Jeep Wrangler Rubicon 6.4L 392 2021 - 2025
AWE Switchpath Cat-Back Exhaust System: Jeep Wrangler Rubicon 6.4L 392 2021 - 2025
usa

AWE Switchpath Cat-Back Exhaust System: Jeep Wrangler Rubicon 6.4L 392 2021 - 2025

AWE Tuning
5.0 (1)

Regular price $3,152.63 $2,995.00 5% off

Unit price
per 

DBA T3 4000 Series Front Brake Rotors (Slotted): 300, Challenger, Charger, Magnum 6.1L SRT8 & 6.4L 392
DBA T3 4000 Series Front Brake Rotors (Slotted): 300, Challenger, Charger, Magnum 6.1L SRT8 & 6.4L 392

DBA T3 4000 Series Front Brake Rotors (Slotted): 300, Challenger, Charger, Magnum 6.1L SRT8 & 6.4L 392

DBA

Regular price $392.69 $332.28 15% off

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per 

Stopping Power
Noise Level
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
5.0 (1)

Regular price $806.95 $644.95 20% off

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per 

Superchips Wireless Amp'd 2.0 Pedal Controller: Fits Most Dodge / Ram / Chrysler Models (2005-2026)

Superchips Wireless Amp'd 2.0 Pedal Controller: Fits Most Dodge / Ram / Chrysler Models (2005-2026)

Superchips
5.0 (1)

Regular price $322.95 $286.95 11% off

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AWE Track Edition Cat-Back Exhaust (Black Tips): Dodge Charger 2015 - 2023 (6.4L 392 & 6.2L Hellcat)
AWE Track Edition Cat-Back Exhaust (Black Tips): Dodge Charger 2015 - 2023 (6.4L 392 & 6.2L Hellcat)
usa

AWE Track Edition Cat-Back Exhaust (Black Tips): Dodge Charger 2015 - 2023 (6.4L 392 & 6.2L Hellcat)

AWE Tuning

Regular price $1,594.74 $1,515.00 5% off

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per 

Brembo OE PRIME Ceramic Rear Disc Brake Kit 330mm: Jeep Grand Cherokee 11-21 / Durango 11-25 3.0/3.6L & 5.7L HEMI
Eibach Pro-Kit Lowering Springs: Chrysler 300C / 300S 2011-2023
Eibach Pro-Kit Lowering Springs: Chrysler 300C / 300S 2011-2023

Eibach Pro-Kit Lowering Springs: Chrysler 300C / 300S 2011-2023

Eibach

Regular price $438.89 $395.00 10% off

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per 

Brembo OE Front Disc Brake Kit (FRONT): Dodge Durango (11-20) / Jeep Grand Cherokee (11-21)

Brembo OE Front Disc Brake Kit (FRONT): Dodge Durango (11-20) / Jeep Grand Cherokee (11-21)

Brembo OE

$384.85

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per 

Stopping Power
Performance Over Stock
Cometic PRO1048T Top End Gasket Kit 4.15" Bore MLX: Fits 11-24 6.4L 392 HEMI
Cometic PRO1048T Top End Gasket Kit 4.15" Bore MLX: Fits 11-24 6.4L 392 HEMI
usa

Cometic PRO1048T Top End Gasket Kit 4.15" Bore MLX: Fits 11-24 6.4L 392 HEMI

Cometic Gasket

Regular price $351.50 $326.90 7% off

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per 

Rally Armor Black UR Mud Flap: Dodge Durango 2016-2024
Rally Armor Black UR Mud Flap: Dodge Durango 2016-2024
usa

Rally Armor Black UR Mud Flap: Dodge Durango 2016-2024

Rally Armor

$198.00

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MBRP Cat Back Exhaust System (Polished Tips, Aluminized): Jeep Grand Cherokee 6.4L SRT 2012 - 2021
MBRP Cat Back Exhaust System (Polished Tips, Aluminized): Jeep Grand Cherokee 6.4L SRT 2012 - 2021

MBRP Cat Back Exhaust System (Polished Tips, Aluminized): Jeep Grand Cherokee 6.4L SRT 2012 - 2021

MBRP

Regular price $1,402.05 $1,134.99 19% off

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COMP Cams Non-MDS Lifter Kit: Dodge 03-24 5.7/6.1/6.2/6.4L HEMI
COMP Cams Non-MDS Lifter Kit: Dodge 03-24 5.7/6.1/6.2/6.4L HEMI
usa
DiabloSport Modified PCM (Unlocked): Dodge Durango 2018 (5.7L Hemi & 6.4L SRT)
DiabloSport Modified PCM (Unlocked): Dodge Durango 2018 (5.7L Hemi & 6.4L SRT)

DiabloSport Modified PCM (Unlocked): Dodge Durango 2018 (5.7L Hemi & 6.4L SRT)

Diablo Sport

Regular price $1,383.95 $1,229.95 11% off

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per 

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 $716.95 11% off

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Baer Claw Performance Slotted and Drilled Rotor (REAR): Dodge Durango / Jeep Grand Cherokee 2011-2020 - Zinc Plated
usa

Baer Claw Performance Slotted and Drilled Rotor (REAR): Dodge Durango / Jeep Grand Cherokee 2011-2020 - Zinc Plated

Baer

Regular price $239.95 $191.65 20% off

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Stopping Power
Noise Level
Performance Over Stock
Dust Levels
Brembo OE PRIME UV Coated Front Disc Brake Kit 320mm: Fits Challenger / Charger / Magnum / 300 2005-2023 2.7L/3.5L
EBC S5 Brake Pads & Rotors Kit (FRONT): Dodge Durango Hellcat (21-25) & Jeep Grand Cherokee Trackhawk (18-21)
EBC S5 Brake Pads & Rotors Kit (FRONT): Dodge Durango Hellcat (21-25) & Jeep Grand Cherokee Trackhawk (18-21)

EBC S5 Brake Pads & Rotors Kit (FRONT): Dodge Durango Hellcat (21-25) & Jeep Grand Cherokee Trackhawk (18-21)

EBC

Regular price $903.97 $858.77 5% off

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per 

Stopping Power
Noise Level
Performance Over Stock
Dust Levels
EBC Ultimax2 Rear Brake Pads: 300, Challenger, Charger, Magnum 5.7L Hemi 2005 - 2024
EBC Ultimax2 Rear Brake Pads: 300, Challenger, Charger, Magnum 5.7L Hemi 2005 - 2024

EBC Ultimax2 Rear Brake Pads: 300, Challenger, Charger, Magnum 5.7L Hemi 2005 - 2024

EBC

Regular price $87.16 $82.80 5% off

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per 

Stopping Power
Performance Over Stock
Dust Levels
EBC S5 Brake Pads & Rotors Kit (FRONT): Dodge Charger 5.7L AWD Pursuit 2006 - 2023
EBC S5 Brake Pads & Rotors Kit (FRONT): Dodge Charger 5.7L AWD Pursuit 2006 - 2023

EBC S5 Brake Pads & Rotors Kit (FRONT): Dodge Charger 5.7L AWD Pursuit 2006 - 2023

EBC

Regular price $578.39 $549.47 5% off

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per 

Stopping Power
Noise Level
Performance Over Stock
Dust Levels
EBC USR Slotted Front Brake Rotors: 300 / Challenger / Charger / Magnum 5.7L Hemi 2005 - 2024
EBC USR Slotted Front Brake Rotors: 300 / Challenger / Charger / Magnum 5.7L Hemi 2005 - 2024

EBC USR Slotted Front Brake Rotors: 300 / Challenger / Charger / Magnum 5.7L Hemi 2005 - 2024

EBC

Regular price $412.90 $392.26 5% off

Unit price
per 

Stopping Power
Noise Level
Performance Over Stock
EBC Ultimax Front Brake Pads: 300, Challenger, Charger, Magnum 5.7L Hemi 2005 - 2024
EBC Ultimax Front Brake Pads: 300, Challenger, Charger, Magnum 5.7L Hemi 2005 - 2024

EBC Ultimax Front Brake Pads: 300, Challenger, Charger, Magnum 5.7L Hemi 2005 - 2024

EBC

Regular price $107.21 $101.85 5% off

Unit price
per 

Stopping Power
Performance Over Stock
Dust Levels
EBC S5 Brake Pads & Rotors Kit (FRONT): 300, Challenger, Charger, Magnum 5.7L Hemi 2005 - 2024
EBC S5 Brake Pads & Rotors Kit (FRONT): 300, Challenger, Charger, Magnum 5.7L Hemi 2005 - 2024

EBC S5 Brake Pads & Rotors Kit (FRONT): 300, Challenger, Charger, Magnum 5.7L Hemi 2005 - 2024

EBC

Regular price $624.41 $593.19 5% off

Unit price
per 

Stopping Power
Noise Level
Performance Over Stock
Dust Levels
EBC Drilled & Slotted Rear Brake Rotors: 300 / Challenger / Charger / Magnum 5.7L Hemi 2005 - 2024
EBC Drilled & Slotted Rear Brake Rotors: 300 / Challenger / Charger / Magnum 5.7L Hemi 2005 - 2024

EBC Drilled & Slotted Rear Brake Rotors: 300 / Challenger / Charger / Magnum 5.7L Hemi 2005 - 2024

EBC

Regular price $416.86 $396.02 5% off

Unit price
per 

Stopping Power
Noise Level
Performance Over Stock

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