Shop 6.4L Hemi
EBC S9 Brake Pad and Rotor Kit (REAR): Chrysler 300 (05-23) / Dodge Challenger (09-23) / Charger (06-23) / Dodge Magnum (05-08)
EBC
Regular price
$582.35
$553.23
5% off
- Unit price
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EBC S5 Brake Pads & Rotors Kit (FRONT): Dodge Ram 5.7L Hemi 2500 2009 - 2010
EBC
Regular price
$867.81
$824.42
5% off
- Unit price
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EBC S4 Brake Pads & Rotors Kit (REAR): 300, Challenger, Charger, Magnum 2005 - 2024 (3.5L & 3.6L V6 AWD ONLY)
EBC
Regular price
$582.35
$553.23
5% off
- Unit price
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EBC S13 Brake Pads & Rotors Kit (FRONT): Dodge Ram 5.7L Hemi 1500 2009 - 2010
EBC
Regular price
$670.10
$636.60
5% off
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Bilstein B8 5160 Rear Shock w/ Reservoir (REAR): Ram 2500 (11-26) w/ 0-1" Rear Lift
Bilstein
$299.00
- Unit price
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Borla S-Type Turndown Tip Catback Exhaust: Jeep Grand Wagoneer 2023-2024
Borla
Regular price
$2,127.99
$1,899.99
11% off
- Unit price
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Mishimoto Thermal Bypass: Ram 2500 / Ram 3500 2019-2024
Mishimoto
Regular price
$225.00
$204.95
9% off
- Unit price
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Bilstein B8 5100 Rear Shock: Ram 3500 2013 - 2025 (w/ 2-3" Rear Lift w/ OUT Air Leveling Suspension)
Bilstein
Regular price
$171.85
$123.00
28% off
- Unit price
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Rock Slide Engineering Step Sliders: Multiple Jeep Fitments
Rock Slide Engineering
$2,309.99
- Unit price
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BackRack 2in Riser Tonneau Cover Adaptor: Dodge Ram 1500 / 2500 / 3500 / 1500 SRT-10 (94-25)
BackRack
$74.99
- Unit price
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AMP Research PowerStep Plug N Play Pass Thru Harness: Fits Ram 1500 / 2500 / 3500 (02-26)
AMP Research
$119.99
- Unit price
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Kooks Headers 3" OEM Catted Mid Pipes EPS Sensor (F&R): Challenger/Charger/300C SRT8 2011-2014 6.4L 392 HEMI
Kooks Headers
Regular price
$1,319.74
$1,187.77
10% off
- Unit price
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Lakewood Cast Aluminum Bellhousing Kit: Fits Mopar Gen III HEMI to GM T-56 / Magnum Transmissions
Lakewood
Regular price
$633.95
$562.95
11% off
- Unit price
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Tazer Aux Buttons Type A: Jeep Grand Cherokee / Dodge Challenger / Charger / Durango (11-26)
Tazer
$45.00
- Unit price
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Tazer TranZformer Gen 1 Shift Kit for NAG1 5-Speed: Dodge Challenger (08-14) / Charger (06-10)
Tazer
$259.00
- Unit price
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FOX Factory Race Series 3.0 Internal Bypass Front Shocks Adj (FRONT): Jeep Wrangler JL 2018-2026 w/ 3.5-4.5" Lift
FOX
$3,359.95
- Unit price
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Magnaflow OEM Grade Direct Fit Catalytic Converter (DRIVER): Fits Challenger / Charger / 300C SRT8 2005-2014 6.1/6.4L HEMI
Magnaflow
$602.00
- Unit price
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FastHemis One Click Brian Tooley Stage 2 Master Camshaft / MDS Conversion Kit: 2011+ Chrysler / Dodge / Jeep 6.4L Hemi
FastHemis
Regular price from $2,328.43 Up to 9% off
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FastHemis One Click Brian Tooley Stage 2 Master Camshaft / MDS Conversion Kit: 2009+ Chrysler / Dodge / Jeep 5.7L Hemi
FastHemis
Regular price from $2,327.01 Up to 7% off
- Unit price
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FastHemis One Click Brian Tooley Stage 2 Master Camshaft / MDS Conversion Kit: 2014+ RAM 6.4L Hemi
FastHemis
Regular price from $2,328.43 Up to 35% off
- Unit price
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JKS Manufacturing Adjustable Front Track Bar: Fits Most Jeep Wrangler / Gladiator Models (2007-2026)
JKS Manufacturing
$223.95
- Unit price
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JKS Quicker Disconnect Sway Bar Links (F&R): Jeep Wrangler JL / Gladiator JT 2018-2026 2.5-6" Lift
JKS Manufacturing
$176.95
- Unit price
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JKS Manufacturing J-Link Fixed Length Rear Lower Control Arms (REAR): Jeep Wrangler JL 2018-2026
JKS Manufacturing
$238.95
- Unit price
- /per
JKS Control Arm Geometry Correction Brackets: Jeep Wrangler JL / Gladiator JT 2018-2026 2-4.5" Lift
JKS Manufacturing
$207.95
- Unit price
- /per
JKS J-Link Fixed Length Front Lower Control Arms (FRONT): Jeep Wrangler JL / Gladiator JT 2018-2026
JKS Manufacturing
$265.95
- Unit price
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Bushwacker Flat Style Fender Flares 4pc (REAR): Jeep Wrangler (2018-24) / Gladiator 2020 - Black
Bushwacker
$499.99
- Unit price
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Go Rhino RB20 Slim Running Boards Kit w/ Brackets (F&R): Fits Dodge Ram (02-26) - Textured Black
Go Rhino
Regular price
$643.48
$494.98
23% off
- Unit price
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Air Lift Loadlifter 5000 Ultimate Rear Air Spring Kit: Dodge Ram 2500 / Ram 3500 2003 - 2010
Air Lift
$621.99
- Unit price
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EBC S12 Brake Pads & Rotors Kit (FRONT): 300, Challenger, Charger 3.6L V6 AWD 2011 - 2024
EBC
Regular price
$418.63
$397.70
5% off
- Unit price
- /per
EBC Brake Pad and Rotor Kit (REAR): Chrysler 300 (05-23) / Dodge Challenger (09-23) / Charger (06-23) / Dodge Magnum (05-08)
EBC
Regular price
$421.86
$400.77
5% off
- Unit price
- /per
Manley Perf Platinum Series 5.7L Hemi 3.917" Bore Flat Top Piston Set: Fits Dodge / Chrysler (02-23)
Manley Performance
Regular price
$1,006.11
$855.19
15% off
- Unit price
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Diablo Sport Modified PCM and Trinity T2 Programmer: Jeep Wrangler 2020-2023
Diablo Sport
Regular price
$1,968.95
$1,749.95
11% off
- Unit price
- /per
Diablo Sport Modified PCM and Trinity T2 Programmer: Jeep Wrangler 2019
Diablo Sport
Regular price
$1,687.95
$1,499.95
11% off
- Unit price
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Diablo Sport Modified PCM and Trinity T2 Programmer Kit: Jeep Wrangler 2021
Diablo Sport
Regular price
$1,462.95
$1,299.95
11% off
- Unit price
- /per
Diablo Sport Modified PCM and Trinity T2 Programmer Kit: Jeep Wrangler 2020
Diablo Sport
Regular price
$1,968.95
$1,749.95
11% off
- Unit price
- /per
DiabloSport Modified PCM + Trinity 2 Programmer Combo: Jeep Grand Cherokee 2019 (5.7L Hemi & 6.4L SRT)
Diablo Sport
Regular price
$2,362.95
$2,099.95
11% off
- Unit price
- /per
Diablo Sport Modified PCM and Trinity T2 Programmer Kit: Jeep Grand Cherokee 2018
Diablo Sport
Regular price
$1,968.95
$1,749.95
11% off
- 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.