Shop 392 Hemi
PRW Platinum Series SS Shaft-Mount Rocker Arms Kit: Fits Chrysler / Dodge / Jeep / Ram (02-26)
PRW
$742.48
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PRW Sportsman Steel Foot Style Rocker Arms Set: Fits Chrysler / Dodge / Jeep / Ram (02-26)
PRW
$386.91
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PRW Steel Rocker Arm Shafts Set: 5.7L Hemi / 6.1L SRT8 / 6.4L 392 / 6.2L Hellcat & Trackhawk Engines
PRW
$329.18
- Unit price
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Holley EFI Hi-Flow Billet Fuel Rails: Fits Dodge Ram / Challenger / Charger / Durango (03-21)
Holley EFI
Regular price
$287.95
$230.35
20% off
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Holley Billet Aluminum Power Steering Pump Pulley: Fits most Gen III Hemi 5.7 / 6.4L
Holley
Regular price
$142.95
$114.25
20% off
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Baer Ceramic Brake Pad Set (REAR): Chrysler 300 / Dodge Challenger / Charger (05-14)
Baer
Regular price
$85.95
$68.21
21% off
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American Brother Designs Interior Knob Covers: Chrysler 300 & Dodge Charger 2015 - 2023
American Brother Designs
Regular price
$137.00
$87.00
36% off
- Unit price
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American Brother Designs Fuse Box Cover: 300 (05-10), Challenger (08-14), Charger (06-10) & Magnum (05-08)
American Brother Designs
Regular price
$219.00
$169.00
23% off
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American Brother Designs Radiator Cap Cover: 300, Challenger, Charger & Magnum 2005 - 2014
American Brother Designs
Regular price
$109.00
$59.00
46% off
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American Brother Designs Washer Fluid Cap Cover: 300, Challenger, Charger & Magnum 2005 - 2014
American Brother Designs
Regular price
$109.00
$59.00
46% off
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American Brother Designs Auto Concave Shifter Knob: Jeep Wrangler (18-25) & Gladiator (20-25)
American Brother Designs
Regular price
$199.00
$149.00
25% off
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American Brother Designs Coolant Recovery Bottle Cap Cover: Jeep Wrangler (18-25) & Gladiator (20-25)
American Brother Designs
Regular price
$109.00
$59.00
46% off
- Unit price
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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
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American Brother Designs Interior Cup Holder Fill: Jeep Wrangler JL 2018 - 2025
American Brother Designs
Regular price
$65.00
$15.00
77% off
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CFR Performance Aluminum Mopar Hemi Gen 3 90° Water Neck Thermostat Housing: Fits Most Hemi Models
CFR Performance
$37.22
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CFR Performance Aluminum Supercharger Head Adapter Plates: Fits 5.7L Hemi & 6.4L 392 2011+
CFR Performance
$375.00
- Unit price
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CFR Performance Hellcat Conversion Valve Covers: Fits All 5.7L Hemi, 6.1L SRT8, 6.4L 392 & 6.2L Hellcat
CFR Performance
$439.00
- Unit price
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AMP Research Replacement Controller Xtreme Type A: Fits Jeep Wrangler / Gladiator / Ram (07-23)
AMP Research
$99.99
- Unit price
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3D MAXpider ACE Elegant 3-Row Floormats: Dodge Durango 2011-26 7-Seat - Black
3D MAXpider
Regular price
$395.82
$374.99
5% off
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EBC Yellowstuff Front Brake Pads (FRONT): Fits Grand Wagoneer / Wagoneer / RAM 1500 / TRX 2019-24
EBC
Regular price
$205.59
$195.31
5% off
- Unit price
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EBC Ultimax Slotted Front Rotors (FRONT): Jeep Grand Cherokee 2011-21 6.4L SRT / Dodge Durango 2018-25 6.2L Hellcat
EBC
Regular price
$371.27
$352.71
5% off
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AlphaRex NOVA LED Projector Headlights (Black): Dodge Charger 2015 - 2013
AlphaRex
Regular price from $1,495.00 Up to 9% off
- Unit price
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3D MAXpider ACE Kagu Front Floormats (Black): Chrysler 300 (11-24) / Dodge Charger (11-23) AWD Only
3D MAXpider
Regular price
$131.94
$124.99
5% off
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MBRP Street Series Cat-Back 3" Dual Split Rear Exhaust (Aluminized): Dodge Challenger 6.4L 392 & 6.2L SRT Hellcat 2015 - 2023
MBRP
Regular price
$1,087.05
$879.99
19% off
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WeatherTech Front & Rear Floorliners Black: Jeep Wrangler Unlimited JL 2018-2026
WeatherTech
$210.90
- Unit price
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BMR Sway Bar End Links (Front & Rear): Dodge Challenger 2008 - 2023 (All Models)
BMR Suspension
$319.95
- Unit price
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DiabloSport Modified PCM + i3 Programmer Combo: Dodge Challenger 2018 (5.7L Hemi & 6.4L 392)
Diablo Sport
Regular price
$1,856.95
$1,649.95
11% off
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DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Challenger 2018 (5.7L Hemi & 6.4L SRT / Scat Pack)
Diablo Sport
Regular price
$1,968.95
$1,749.95
11% off
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DiabloSport Modified PCM (Unlocked): Dodge Challenger 2017 (5.7L Hemi / 6.4L SRT)
Diablo Sport
Regular price
$1,383.95
$1,229.95
11% off
- Unit price
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Eibach 35mm Front Sway Bar: Dodge Challenger RWD 2008 - 2023 (All Models)
Eibach
Regular price
$332.22
$299.00
10% off
- Unit price
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AFE Momentum GT Carbon Fiber Cold Air Intake (w/ Pro Dry-S): Dodge Durango / Jeep Grand Cherokee 6.4L SRT 2012 - 2024
aFe
$1,329.00
- Unit price
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BBK Performance Shorty Headers (Titanium Ceramic Finish): 300 / Challenger / Charger 6.4L SRT & ScatPack 2011 - 2023
BBK
Regular price
$559.99
$499.99
11% off
- Unit price
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King Engine Bearings Chrysler/Dodge Gen Iii Hemi 5.7/6.1/6.4 (Size +0.25mm) Main Bearing Set
King Engine Bearings
$33.05
- 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 with a strong factory foundation, making it an ideal candidate for performance enhancements and boost-ready builds. Known for its forged steel crankshaft, hypereutectic pistons, and high-flow cylinder heads, this engine delivers robust power and durability across various Mopar platforms.
Why upgrade your 6.4L 392 Hemi with performance parts?
Upgrading your 392 Hemi’s components unlocks greater horsepower and torque while maintaining reliability. Enhancements like high-flow intake and exhaust systems improve airflow, while supercharger kits add forced induction for substantial power gains. These upgrades also help optimize throttle response and engine efficiency, making your vehicle more capable on the street or track.
- Improved airflow with long tube headers and cold air intakes
- Enhanced power delivery through performance tuners and calibration
- Boost-ready internals support supercharger and procharger installations
- Supporting hardware ensures durability under increased cylinder pressures
Building a reliable foundation for boost on the 392 Hemi
The 6.4L 392 Hemi’s robust rotating assembly and high compression ratio make it well-suited for moderate forced induction setups. When adding a supercharger or procharger, it’s important to consider fuel system upgrades, cooling enhancements, and proper tuning to maintain engine health. Planning these supporting modifications ensures your boosted build performs reliably over time.
Explore 6.4L 392 Hemi upgrades at FastHemis
Whether you’re looking to add a supercharger kit, upgrade your intake and exhaust, or fine-tune your engine’s calibration, FastHemis offers a wide selection of parts tailored to the 6.4L 392 Hemi. Shop our collection to find quality components designed to maximize your engine’s power and durability for street, track, or boost builds.