Shop 6.4L Hemi
Husky Liners Aeroskin Matte Black Hood Protector: Ram 2500 / 3500 (2019-2026)
Husky Liners
$99.99
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Eibach Pro-Truck Lift Kit (Springs & Shocks): Ram 3500 2013 - 2018
Eibach
Regular price
$1,033.33
$930.00
10% off
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Injen EVO Evolution Cold Air Intake System Dry Filter (F&R): RAM 2500/3500 2019-2026 6.7L Cummins
Injen
$409.45
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Injen Evolution Cold Air Intake System Oiled Filter: RAM 2500/3500 2019-2026 6.7L Cummins
Injen
$409.45
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Manley Race Flo Intake Valve Set 2.140" (F&R): Chrysler 6.4L 392 HEMI 2011-2024
Manley Performance
Regular price
$270.06
$202.55
25% off
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Borla 2.75in ATAK SS Front Resonator: Dodge Durango SRT 6.2L V8 2018 - 2020
Borla
Regular price
$799.99
$713.99
11% off
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Anderson Composites SRT Style Carbon Fiber Front Chin Spoiler: 11-14 Challenger
Anderson Composites
Regular price
$1,199.00
$1,079.10
10% off
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DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Ram 2017 (6.4L Hemi 2500 / 3500)
Diablo Sport
Regular price
$2,362.95
$2,099.95
11% off
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DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Ram 2015 (6.4L Hemi 2500 / 3500 6-Speed)
Diablo Sport
Regular price
$2,362.95
$2,099.95
11% off
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DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Charger 2016 (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 + Trinity 2 Programmer Combo: Dodge Ram 2016 (6.4L Hemi 2500 / 3500 6-Speed)
Diablo Sport
Regular price
$2,362.95
$2,099.95
11% off
- Unit price
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DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Challenger 2017 (5.7L Hemi / 6.4L SRT & Scat Pack)
Diablo Sport
Regular price
$1,968.95
$1,749.95
11% off
- Unit price
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Edge A-Pillar Display Mount: Fits Most Trucks w/ Hardware
Edge
Regular price
$71.95
$63.45
12% off
- Unit price
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Putco Sky View Hard Top Roof: Fits Most Jeep Wrangler JK Models (2007-2026)
Putco
$1,699.99
- Unit price
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EBC S8 Brake Pads & Rotors Kit (REAR): Dodge Durango SRT (11-26) / Jeep Grand Cherokee SRT (11-21)
EBC
$507.58
- Unit price
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Liqui Moly Synthoil Energy A40 Motor Oil: Fits Most Chrysler / Dodge / Jeep / Ram Models
LIQUI MOLY
$125.70
- Unit price
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Corsa Xtreme Cat-Back Exhaust System (Black Tips): Dodge Charger 6.4L 392 & 6.2L Hellcat 2015 - 2023
CORSA Performance
Regular price
$2,451.99
$2,249.99
8% off
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Magnaflow Direct-Fit Replacement Exhaust System: Ram 2500 / 3500 (14-22)
Magnaflow
$876.00
- Unit price
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PowerStop Z26 Street Kit with Calipers (FRONT): Chrysler 300 (05-14) / Dodge Challenger (08-20) / Charger (06-20) / Magnum (06-08)
PowerStop
$775.53
- Unit price
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PowerStop Z36 Truck & Tow Brake Kit (REAR): Ram 2500 2019 - 2022
PowerStop
$545.93
- Unit price
- /per
PowerStop Z36 Truck & Tow Kit (FRONT): Dodge Ram 2500 / 3500 / 1500 (02-18)
PowerStop
$881.32
- Unit price
- /per
PowerStop Z36 Truck & Tow Brake Kit (FRONT): Dodge Ram 1500/2500/3500 (02-18)
PowerStop
$515.16
- Unit price
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Raxiom Axial Series Tri-Bar White LED Fog Lights: Fits Most Jeep Wrangler JK/JL Models (2007-2026)
Raxiom
$97.99
- Unit price
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PowerStop Z36 Truck & Tow Brake Kit (FRONT & REAR): Ram 3500 2019 - 2022
PowerStop
$1,135.75
- Unit price
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PowerStop Z36 Truck & Tow Brake Kit (FRONT & REAR): Ram 2500 2019 - 2022
PowerStop
$1,080.29
- Unit price
- /per
PowerStop Z36 Truck & Tow Kit w/ Calipers (FRONT & REAR): Ram 3500 2013 - 2018
PowerStop
$1,756.10
- Unit price
- /per
PowerStop Z36 Truck & Tow Brake Kit (F&R): Dodge Ram 2500 / 3500 (09-18) / 1500 (11-18) w/ Cals
PowerStop
$1,700.64
- Unit price
- /per
PowerStop Z36 Truck & Tow Brake Kit (F&R): Fits Dodge / Ram (02-18) w/ Hardware
PowerStop
$1,388.89
- Unit price
- /per
PowerStop Z36 Truck & Tow Brake Kit (FRONT & REAR): Ram 3500 2013 - 2018
PowerStop
$1,091.99
- Unit price
- /per
Eagle Competition Rotating Assemblies Kit: Fits Chrysler / Dodge / Jeep / Ram 5.7L-6.4L Hemi (02-26)
Eagle
$3,066.99
- Unit price
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Eagle Competition Rotating Assemblies Kit: Fits Chrysler / Dodge / Jeep / Ram 5.7L-6.4L Hemi (02-26)
Eagle
$3,066.99
- Unit price
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Eagle Forged 4340 Steel Crankshaft: 5.7L Hemi / 6.1L SRT8 / 6.4L 392 / 6.2L Hellcat Engines
Eagle
$1,269.99
- Unit price
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Bilstein B8 5100 Front Shock: Ram 2500 2014 - 2025 (w/ 2-2.5" Front Lift)
Bilstein
Regular price
$171.85
$123.00
28% off
- Unit price
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Diablo Sport Platinum Trinity 2 EX & PCM Swap Kit: Dodge Durango / Jeep Grand Cherokee (15-17)
Diablo Sport
Regular price
$1,267.95
$1,126.95
11% off
- Unit price
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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.