Shop 6.4L Hemi
Eagle Dodge 5.7/6.1L Hemi 6.243 Length 4340 Forged Steel Connecting Rods (Set of 8)
Eagle
$739.99
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AMP Research Black PowerStep Xtreme: Ram 1500 / 2500 / 3500 2013-2017
AMP Research
$2,199.99
- Unit price
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Fel-Pro Engine Timing Cover Gasket Set: Fits Most Dodge / Jeep / Chrysler / Ram Models (2002-2026)
Fel-Pro
$62.65
- Unit price
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Synergy Mfg HD LH Thread Shank Tie Rod End (DRAG LINK): Fits Dodge Ram (02-18)
Synergy Mfg
$70.00
- Unit price
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Synergy Mfg HD Drag Link w/ T-Style Steering: Fits Dodge / Ram 4x4 (02-18)
Synergy Mfg
$475.00
- Unit price
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Synergy Front Track Bar and Sector Shaft Brace (FRONT): Jeep Wrangler / Gladiator (2018-2026)
Synergy Mfg
$325.00
- Unit price
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Superchips Flashcal & Amp'd 2.0 Kit: Fits Ram / Dodge Ram (02-24) w/ Wireless Switch
Superchips
Regular price
$806.95
$716.95
11% off
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Husky Liners Aeroskin Chrome Hood Protector: Ram 2500 / 3500 (2019-2026)
Husky Liners
$219.99
- Unit price
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MBRP Pro Series Cat-Back 3" Dual Split Rear Exhaust System (w/ Resonators): Dodge Challenger SRT8 2008 - 2014 (6.1L & 6.4L SRT8)
MBRP
Regular price
$1,846.75
$1,494.99
19% off
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Anderson Composites TS Carbon Fiber Hood: Dodge Charger 2011 - 2014
Anderson Composites
Regular price
$1,699.00
$1,529.10
10% off
- Unit price
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Superchips Flashcal and Amp'd 2.0 Kit: Fits Most Dodge / Ram Models 2007-2017
Superchips
Regular price
$731.95
$649.95
11% off
- Unit price
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Superchips Flashcal Calibration Tool: Dodge Ram 1500 / 2500 / 3500 (98-17)
Superchips
Regular price
$337.95
$299.95
11% off
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McLeod Racing RST Modular Assembly Sprung Hub 1: Dodge Challenger (09-18) / Viper (08-17)
McLeod Racing
$1,495.00
- Unit price
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Baja Designs Amber Squadron-R Fog Light Pocket Kit: Jeep Wrangler (18-24) / Gladiator (20-24)
Baja Designs
$422.95
- Unit price
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DiabloSport Modified PCM (Unlocked): Dodge Ram 2018 (6.4L Hemi 2500 / 3500)
Diablo Sport
Regular price
$1,037.95
$921.95
11% off
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DiabloSport Modified PCM (Unlocked): Dodge Challenger 2018 (5.7L Hemi & 6.4L 392)
Diablo Sport
Regular price
$1,267.95
$1,126.95
11% off
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DiabloSport Modified PCM (Unlocked): Dodge Charger 2019 (5.7L Hemi & 6.4L 392)
Diablo Sport
Regular price
$1,210.95
$1,075.95
11% off
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DiabloSport Modified PCM (Unlocked): Dodge Challenger 2019 (5.7L Hemi & 6.4L 392)
Diablo Sport
Regular price
$1,210.95
$1,075.95
11% off
- Unit price
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DiabloSport Modified PCM (Unlocked): Dodge Charger 2018 (5.7L Hemi & 6.4L 392)
Diablo Sport
Regular price
$1,267.95
$1,126.95
11% off
- Unit price
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Liqui Moly Special Tec AA Motor Oil: Fits Most Chrysler / Dodge / Jeep / Ram Models
LIQUI MOLY
$71.70
- Unit price
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J&L 3.0 Oil Separator Black Anodized (PASSENGER): Jeep Wrangler Unlimited JL Rubicon 392 6.4L 2021-2024
J&L
$169.00
- Unit price
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Rancho RS9000XL Front Suspension Shock: Jeep Wrangler / Gladiator (2018-2026)
Rancho
$168.29
- Unit price
- /per
Artec Industries Front Inner Fenders (FRONT): Jeep Wrangler JL Sahara / JT (18-25) - Vented
Artec Industries
$362.99
- Unit price
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Artec Industries Spare Tire Delete Kit V2: Jeep Wrangler 2018-2025 - Powder Coated Alum
Artec Industries
$164.99
- Unit price
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Artec Industries Steel Winch Plate V3 Bumper: Jeep Gladiator / Wrangler - Steel
Artec Industries
$439.99
- Unit price
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Artec Industries High Clearance Comp Front Bumper: Jeep Wrangler (18-25)
Artec Industries
$999.99
- Unit price
- /per
Artec Industries Engine Oil Skid w/ Oil Door: Jeep Wrangler (21-25)
Artec Industries
$849.99
- Unit price
- /per
Artec Industries Rear License Plate Mount: Jeep Wrangler JL Sahara (18-25)
Artec Industries
$164.99
- Unit price
- /per
Artec Industries Full Bellypan w/ Oil Door: Jeep Wrangler 2020-2025 - Aluminum
Artec Industries
$2,999.99
- Unit price
- /per
ORACLE Lighting Universal Pre-Runner LED Grill Light Kit: Jeep Wrangler / Gladiator (18-22) - Amber
ORACLE Lighting
$78.50
- Unit price
- /per
Synergy Mfg HD Steering Knuckle Tie Rod End (LH): Jeep Wrangler / Gladiator (07-26)
Synergy Mfg
$70.00
- Unit price
- /per
Go Rhino RB20 Complete Running Boards Kit w/ Drop Steps: Fits Dodge / Ram 1500 / 2500 / 3500 (02-26)
Go Rhino
Regular price
$1,533.96
$1,179.96
23% off
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K&N 77 Series Cold Air Intake: Dodge Ram 6.4L 392 2019 - 2023 (2500 / 3500)
K&N Engineering
$369.99
- Unit price
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CORSA Xtreme Cat-Back Exhaust (Polished Tips): Dodge Charger 6.4L / 6.2L Hellcat (15-23)
CORSA Performance
Regular price
$2,397.99
$2,199.99
8% off
- Unit price
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Retrax RetraxPRO MX Retractable Tonneau Cover: Fits Ram 1500 / 2500 / 3500 (02-26) - Matte Black
Retrax
$2,099.99
- 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.