Shop 6.4L Hemi
EBC SG Front Slotted 2-Pc Floating Disc Rotors: Challenger / Charger R/T 2015-2020 6.4L/6.2L (FRONT)
EBC
$1,235.71
- Unit price
- /per
BMR Rear Cradle Bushing Kit (Aluminum): 300 / Challenger / Charger / Magnum 2005 - 2024
BMR Suspension
$509.95
- Unit price
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AFE SCORCHER GT Power Module: Durango / Ram / Jeep 5.7L Hemi & 6.4L 392 2011 - 2025
aFe
$387.00
- Unit price
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PPE Transmission Fluid Bypass Valve (Billet Aluminum): Fits Dodge/Jeep/Ram 2005-2019
PPE
$79.99
- Unit price
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PPE Transmission Fluid Thermal Bypass Valve Billet: Dodge Durango / Jeep Grand Cherokee 2016-2025 ZF 8-Speed
PPE
$79.99
- Unit price
- /per
Melling Hi-Perf Std Volume Rotary Oil Pump: Fits Chrysler/Dodge/Jeep/Ram 2009-2025 5.7L/6.4L
Melling
$202.99
- Unit price
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HPS Silicone Radiator Hose Kit: Dodge Durango 6.4L SRT 2018 - 2025
HPS
Regular price from $219.00 Up to 13% off
- Unit price
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3 colors
PRW Rocker Arm Shaft Support Kit: Fits Chrysler / Dodge / Jeep / Ram 5.7L-6.4L Hemi w/ Hardware
PRW
$120.08
- Unit price
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PRW Elite Series SFI-Rated FluidGel Damper: Fits Chrysler / Dodge / Jeep / Ram 5.7L-6.4L Hemi
PRW
$220.91
- Unit price
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American Brother Designs Under Hood Cup Holder Fill: Dodge Challenger (08-23) & Charger (06-23)
American Brother Designs
Regular price
$132.00
$82.00
38% off
- Unit price
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Hylift Johnson Direct Shot Oiling Hydraulic Roller Lifters: Chrysler / Dodge / Ram / Jeep (02-26)
Hylift Johnson
$984.21
- Unit price
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CFR Performance Hemi Gen 3 Straight Water Neck Thermostat Housing (Black): Fits Most Hemi Models
CFR Performance
$31.98
- Unit price
- /per
HPS Silicone Heater Hose Kit: Jeep Grand Cherokee 6.4L SRT 2012 - 2021
HPS
Regular price from $102.00 Up to 13% off
- Unit price
- /per
3 colors
HPS Silicone Radiator Hoses Kit: 300 / Challenger / Charger 6.4L 392 2015 - 2023
HPS
Regular price
$312.80
$272.00
13% off
- Unit price
- /per
3 colors
EBC Premium Front Brake Rotors: 300, Challenger, Charger, Magnum 6.1L SRT8 & 6.4L 392 (w/ 4-Piston Brembo Calipers ONLY)
EBC
Regular price
$347.58
$330.20
5% off
- Unit price
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DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Charger 2018 (5.7L Hemi / 6.4L 392)
Diablo Sport
Regular price
$1,968.95
$1,749.95
11% off
- Unit price
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GT Styling Smoke Rear Center Panel Cover: Dodge Charger 2015 - 2023
GT Styling
Regular price from $117.72 35% off
- Unit price
- /per
GT Styling Smoke Tail Light Covers: Dodge Charger 2011 - 2014
GT Styling
Regular price from $99.64 35% off
- Unit price
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Fuel Injector Clinic 1200cc Fuel Injectors: Chrysler / Dodge / Jeep Hemi & SRT 2003 - 2023
Fuel Injector Clinic
Regular price from $1,077.00 Up to 17% off
- Unit price
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Stainless Works Exhaust System: Jeep Grand Cherokee 6.4L SRT 2012 - 2021
Stainless Works
Regular price
$2,095.00
$1,990.25
5% off
- Unit price
- /per
AFE Cold Air Intake: Chrysler 300C / Dodge Challenger / Charger 6.4L 392 2011 - 2023
aFe
from $435.00
- Unit price
- /per
2 filter types
JLT Coolant Tank Cover Black Textured: Challenger / Charger / 300 2011-2023
JLT
$69.00
- Unit price
- /per
Volant Vortice Throttle Body Spacer 3.6L V6: Fits Most Dodge / Jeep / Chrysler Models (2011-2023)
Volant
$71.90
- Unit price
- /per
ACT Alignment Tool: Fits Most Dodge Challenger Models (2008-2019)
ACT
Regular price
$5.60
$5.40
4% off
- Unit price
- /per
Brembo OE Premium NAO Ceramic Brake Pad (REAR): Chrysler 300 / Dodge Challenger / Charger (05-20)
Brembo OE
$56.71
- Unit price
- /per
Brembo OE Premium NAO Ceramic Brake Pad (FRONT): Chrysler 300 / Dodge Challenger / Charger (05-20)
Brembo OE
$63.11
- Unit price
- /per
EBC Redstuff Rear Brake Pads (REAR): Fits Challenger/Charger/Magnum/300/Grand Cherokee/Durango 2005-2025 6.1-6.4L
EBC
Regular price
$179.39
$170.42
5% off
- Unit price
- /per
Hawk Ceramic Front Brake Pads: Dodge Challenger / Charger 6.4L 392 & 6.2L Hellcat (15-23)
Hawk Performance
Regular price
$297.99
$268.19
10% off
- Unit price
- /per
APS Black Stainless Lower Mesh Grille (WITH Adaptive Cruise Control): Chrysler 300 2015 - 2024
APS
Regular price
$112.50
$90.00
20% off
- Unit price
- /per
APS Black Stainless Lower Billet Grille (WITH Adaptive Cruise Control): Dodge Challenger 2015 - 2023
APS
Regular price
$78.75
$63.00
20% off
- Unit price
- /per
Kooks 02 Sensor Extensions: RAM 1500 HEMI 2009 - 2015
Kooks Headers
Regular price
$39.61
$35.65
10% off
- Unit price
- /per
Cometic MLX RHS Head Gasket (4.150" Bore, .054" Thick): Fits Chrysler / Dodge / Jeep / Ram (11-26)
Cometic Gasket
Regular price
$137.84
$124.07
10% off
- Unit price
- /per
Cometic MLX LHS Head Gasket (4.150" Bore, .054" Thick): Fits Chrysler / Dodge / Jeep / Ram (11-26)
Cometic Gasket
Regular price
$137.84
$124.07
10% off
- Unit price
- /per
EBC GD Drilled & Slotted Rear Brake Rotors: 300 / Challenger / Charger / Magnum 6.1L SRT8 & 6.4L 392 2006 - 2023
EBC
Regular price
$463.98
$440.78
5% off
- Unit price
- /per
American Brother Designs CHALLENGER SCRIPT Acrylic Front Grille Badge: Dodge Challenger 2015 - 2023
American Brother Designs
Regular price
$114.00
$64.00
44% off
- Unit price
- /per
American Brother Designs Acrylic GT Badge (2 color): Dodge Challenger 2015 - 2023
American Brother Designs
Regular price
$123.00
$73.00
41% off
- Unit price
- /per
American Brother Designs R/T Badge: Dodge Charger (06-10), Magnum (05-08) & Durango (11-25)
American Brother Designs
Regular price
$138.00
$88.00
36% off
- Unit price
- /per
American Brother Designs DODGE Letters: Dodge Charger (06-23) & Durango (17-25)
American Brother Designs
Regular price
$145.00
$95.00
34% off
- Unit price
- /per
American Brother Designs Coolant Reservoir Cap Cover: Fits Jeep / Dodge / Ram (09-26)
American Brother Designs
Regular price
$109.00
$59.00
46% off
- Unit price
- /per
AVS Ventvisor In-Channel Window Deflectors (4PC, Smoke): Dodge Charger 2011 - 2023
AVS
$69.99
- Unit price
- /per
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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.