Shop 6.4L Hemi
Stage 8 Header Bolts & Locking Fasteners: Fits Dodge / Ram / Jeep 5.7L-6.4L Hemi (02-26)
Stage 8
Regular price
$92.26
$72.71
21% off
- Unit price
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American Brother Designs Oil Catch Can: Chrysler / Dodge / Jeep V8 Hemi 2005 - 2023
American Brother Designs
Regular price
$321.50
$235.00
27% off
- Unit price
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Mishimoto Low Temp Thermostat: 5.7L Hemi & 6.1L SRT8 / 6.4L 392 2005 - 2023
Mishimoto
Regular price
$71.00
$64.95
9% off
- Unit price
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Ripp HEMI High Performance Coil Packs: Chrysler / Dodge / Jeep / Ram 5.7L Hemi, 6.1L SRT8, 6.4L 392 & 6.2L Hellcat 2005 - 2024
Ripp
Regular price
$611.82
from $489.46
Up to
20% off
- Unit price
- /per
Cometic MLS Exhaust Manifold Gaskets (Pair): Fits Chrysler / Dodge / Jeep / Ram 09-26
Cometic Gasket
Regular price
$47.05
$42.35
10% off
- Unit price
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Cometic Valve Cover Gasket: Fits Chrysler / Dodge / Jeep / Ram 5.7L-6.2L Hemi (02-26)
Cometic Gasket
Regular price from $18.52 Up to 10% off
- Unit price
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DiabloSport inTune i3 Platinum Programmer: 300 / Challenger / Charger / Magnum / Ram / Durango 2005 - 2014
Diablo Sport
Regular price
$535.95
$475.95
11% off
- Unit price
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American Brother Designs Oil Cap Cover: Chrysler / Dodge / Jeep / Ram Hemi 2005 - 2024
American Brother Designs
Regular price
$101.49
$69.00
32% off
- Unit price
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Amerihood VIP Style Functional Ram Air Hood: Chrysler 300 2011 - 2024
Amerihood
Regular price
$850.00
$655.00
23% off
- Unit price
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BBK Performance 90MM Hemi Throttle Body: Chrysler / Dodge / Jeep / Ram 5.7L Hemi / 6.4L 392 2013 - 2024
BBK
Regular price
$599.99
$549.99
8% off
- Unit price
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Brian Tooley Racing - Mopar Performance Hellcat Lifters: Chrysler / Dodge / Jeep 5.7L Hemi 2009 - 2023
Brian Tooley Racing
Regular price
$199.99
$174.95
13% off
- Unit price
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MSD Blaster HVC Ignition Coils (8-Pack, Dual Plug): 2005 - 2023 5.7L Hemi / 6.1L SRT8 / 6.4L 392 / 6.2L SRT Hellcat
MSD Ignition
Regular price from $538.95 Up to 20% off
- Unit price
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2 colors
Cometic Timing Cover Gasket Set: Chrysler / Dodge / Jeep / Ram 5.7L Hemi / 6.1L SRT8 / 6.4L 392 / 6.2L Hellcat & Trackhawk
Cometic Gasket
Regular price
$48.06
$43.25
10% off
- Unit price
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BMR Front Strut Tower Brace: 300 / Challenger / Charger / Magnum 2005 - 2023 (5.7L Hemi, 6.1L SRT8, 6.4L 392)
BMR Suspension
$299.95
- Unit price
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DiabloSport Trinity 2 (T2 EX) Platinum Programmer / Monitor: Chrysler / Dodge 2005 - 2014
Diablo Sport
Regular price
$818.95
$727.95
11% off
- Unit price
- /per
Mishimoto Ignition Coil Pack Set (8-Pack) (F&R): Fits 5.7/6.1/6.2/6.4L HEMI 2006-2023
Mishimoto
Regular price
$297.00
$269.95
9% off
- Unit price
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American Brother Designs SCATPACK Acrylic Badge (OEM Colors): Dodge Challenger / Charger 2015 - 2023
American Brother Designs
Regular price
$126.00
$53.50
58% off
- Unit price
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Mishimoto Aluminum Radiator: Dodge Durango / Jeep Grand Cherokee 2011 - 2023 (3.6L V6, 5.7L Hemi & 6.4L SRT)
Mishimoto
Regular price
$841.00
$764.95
9% off
- Unit price
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Brian Tooley Racing Hemi Master Camshaft Kit: Chrysler / Dodge / Jeep / Ram 6.4L 392 2011 - 2025
Brian Tooley Racing
Regular price
$2,524.42
$449.99
82% off
- Unit price
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American Brother Designs Fuse Box Cover: 300 / Challenger / Charger 2015 - 2023
American Brother Designs
Regular price
$201.00
$171.00
15% off
- Unit price
- /per
Cometic Intake Manifold Gasket Set (Pair): Chrysler / Dodge / Jeep 6.1L SRT8 & 6.4L 392 2006 - 2023
Cometic Gasket
Regular price
$41.48
$37.33
10% off
- Unit price
- /per
J&L Oil Separator Co. Oil Catch Can: Chrysler / Dodge / Ram / Jeep 6.4L 392 2011 - 2023
J&L
$169.00
- Unit price
- /per
Cometic MLS Head Gaskets (4.120" Bore): Chrysler / Dodge / Jeep 6.4L 392 2011 - 2024
Cometic Gasket
Regular price from $96.54 Up to 10% off
- Unit price
- /per
Cometic Water Pump Mounting Gasket: Chrysler / Dodge / Jeep 5.7L Hemi / 6.1L SRT8 / 6.4L 392
Cometic Gasket
Regular price
$8.69
$7.82
10% off
- Unit price
- /per
Brian Tooley Racing Valve Spring Kit: Chrysler / Dodge / Jeep / Ram 6.4L 392 2011 - 2025
Brian Tooley Racing
Regular price
$275.99
$229.99
17% off
- Unit price
- /per
Eibach Pro Kit Perf Springs: Fits Jeep Grand Cherokee 2011-21 3.6L / Durango R/T 5.7L 2015-23
Eibach
Regular price
$438.89
$395.00
10% off
- Unit price
- /per
Cometic Thermostat Gasket: Chrysler / Dodge / Jeep 5.7L Hemi / 6.1L SRT8 / 6.4L 392
Cometic Gasket
Regular price
$4.05
$3.64
10% off
- Unit price
- /per
aFe Throttle Body Spacer: Fits Dodge / Chrysler / Jeep / Ram (05-26) 5.7L Hemi / SRT8 / 392
aFe
$139.00
- Unit price
- /per
DiabloSport inTune i3 Platinum Programmer: Jeep Grand Cherokee / Wrangler / Commander 2005 - 2014
Diablo Sport
Regular price
$535.95
$475.95
11% off
- Unit price
- /per
American Brother Designs Washer Fluid Cap Cover: Chrysler, Dodge, Jeep & Ram 2005 - 2025
American Brother Designs
Regular price
$109.00
$59.00
46% off
- Unit price
- /per
American Brother Designs Hood Shock Covers: Dodge Challenger / Magnum 2005 - 2023
American Brother Designs
Regular price
$113.00
$90.00
20% off
- Unit price
- /per
ARP Head Stud Kit: Chrysler / Dodge / Jeep 5.7L Hemi, 6.1L SRT8, 6.4L 392 & 6.2L Hellcat
ARP
$453.42
- Unit price
- /per
American Brother Designs Hood Shock Covers: Dodge Charger / Chrysler 300 2005 - 2024
American Brother Designs
Regular price
$113.00
$90.00
20% off
- Unit price
- /per
DiabloSport inTune i3 Programmer: 300 / Challenger / Charger / Magnum / Ram / Durango 2005 - 2014
Diablo Sport
Regular price
$535.95
$475.95
11% off
- Unit price
- /per
Comp Cams Stage 2 HRT 220/230 Max Power Hydraulic CAM KIT: 5.7L Hemi / 6.4L 392 2009 - 2023 (VVT)
COMP Cams
$1,236.95
- Unit price
- /per
Amerihood TYPE-RDY STYLE Functional Ram Air Hood: Chrysler 300 2011 - 2024
Amerihood
Regular price
$500.00
$458.00
8% off
- Unit price
- /per
American Brother Designs Throttle Body Cover: Chrysler / Dodge / Jeep / Ram Vehicles
American Brother Designs
Regular price
$174.50
$124.00
29% off
- Unit price
- /per
BC Racing BR Coilovers: 300 / Challenger / Charger 2011 - 2023 (RWD)
BC Racing
Regular price
$1,314.50
$1,195.00
9% off
- Unit price
- /per
S&B Cold Air Intake: Ram 6.4L 392 Hemi 2019 - 2025 (2500 / 3500)
S&B Filters
Regular price
$429.99
$379.00
12% off
- Unit price
- /per
2 filter types
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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.