Shop 6.4L Hemi
K&N 63 Series Cold Air Intake: Chrysler 300C / Dodge Challenger / Charger 6.4L SRT & ScatPack 2011 - 2023
K&N Engineering
$317.99
- Unit price
- /per
Accel High Output Ignition Coils (8-Pack, Dual Plug): 2005 - 2023 5.7L Hemi / 6.1L SRT8 / 6.4L 392 / 6.2L SRT Hellcat
ACCEL
Regular price
$731.95
$583.95
20% off
- Unit price
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2 colors
DiabloSport Trinity 2 (T2 EX) Programmer / Monitor: Chrysler / Dodge 2005 - 2014
Diablo Sport
Regular price
$818.95
$727.95
11% off
- Unit price
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Stainless Works Long Tube Headers & Mid Pipes: Dodge Durango 6.4L SRT 2018 - 2023
Stainless Works
Regular price
$2,795.00
$2,655.25
5% off
- Unit price
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PPE HD Cast Aluminum Transmission Pan Deep (ZF 8-Speed): Fits Ram/Dodge 2013-2025
PPE
from $319.99
- Unit price
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HPS Silicone Radiator Hose Kit: Jeep Grand Cherokee 6.4L SRT 2012 - 2021
HPS
Regular price from $219.00 Up to 13% off
- Unit price
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3 colors
PRW Billet Steel Timing Set: Fits Most Chrysler / Dodge / Jeep / Ram 5.7L-6.4L Hemi Models
PRW
$291.47
- Unit price
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CFR Performance Aluminum Hellcat Supercharger Adapter Kit: Fits 5.7L Hemi & 6.4L 392 2011+
CFR Performance
$700.00
- Unit price
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HPS Silicone Heater Hose Kit: Jeep Grand Cherokee 6.4L SRT 2012 - 2021
HPS
Regular price from $102.00 Up to 13% off
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3 colors
BMR 25mm Rear Sway Bar (Red): 300 / Challenger / Charger / Magnum 2005 - 2024
BMR Suspension
$319.95
- Unit price
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American Brother Designs Master Cylinder Cap: Dodge Durango (16-25), Jeep Grand Cherokee (16-21)
American Brother Designs
Regular price
$109.00
$59.00
46% off
- Unit price
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BMR Rear Single-Adjustable UCA (REAR): 300 / Challenger / Charger / Magnum (05-24) - Red
BMR Suspension
$299.95
- Unit price
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American Brother Designs ABS Cover: Dodge Challenger / Charger 2015 - 2023
American Brother Designs
Regular price
$222.25
$169.00
24% off
- Unit price
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Eibach Special Edition Pro-Kit Springs: 18-23 Durango R/T 5.7L / SRT 392 / SRT Hellcat
Eibach
Regular price
$554.44
$499.00
10% off
- Unit price
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Sto N Sho Quick Release Front License Plate Bracket: Dodge Durango SRT 2018 - 2023 (WITH Adaptive Cruise)
StoNSho
Regular price
$109.99
$97.99
11% off
- Unit price
- /per
BC Racing BR Coilovers: Dodge Challenger / Charger Scat Pack, Hellcat & Demon 2015 - 2023
BC Racing
Regular price
$1,314.50
$1,195.00
9% off
- Unit price
- /per
Eibach Pro-Kit Lowering Springs: Jeep Grand Cherokee SRT 6.4L 2014 - 2021
Eibach
Regular price
$472.22
$425.00
10% off
- Unit price
- /per
Fuel Injector Clinic 775cc Fuel Injectors: Chrysler / Dodge / Jeep Hemi & SRT 2003 - 2023
Fuel Injector Clinic
Regular price
$864.00
$720.00
17% off
- Unit price
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Fuel Injector Clinic 650cc Fuel Injectors: Chrysler / Dodge / Jeep Hemi & SRT 2003 - 2023
Fuel Injector Clinic
Regular price
$819.60
$683.00
17% off
- Unit price
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S&B Cold Air Intake: Jeep Wrangler 6.4L 392 2021 - 2025
S&B Filters
Regular price
$429.99
$379.00
12% off
- Unit price
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2 filter types
Eibach Front Camber Kit (Arms): 300 / Challenger / Charger 2009 - 2023
Eibach
Regular price
$651.11
$586.00
10% off
- Unit price
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AFE Momentum GT Cold Air Intake: 300 / Challenger / Charger 6.4L 392 2011 - 2023
aFe
from $451.00
- Unit price
- /per
American Car Craft Factory Anti-lock Brake Cover "RT" Top Plate: Dodge Challenger 2015 - 2023
American Car Craft
Regular price
$55.95
$52.95
5% off
- Unit price
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Comp Cams Stage 2 HRT 222/230 Max Power Hydraulic CAM KIT: 5.7L Hemi / 6.4L 392 2009 - 2023 (VVT)
COMP Cams
$1,236.95
- Unit price
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DiabloSport Modified PCM + Trinity 2 Programmer Combo: Jeep Grand Cherokee 2015 (5.7L Hemi & 6.4L SRT)
Diablo Sport
Regular price
$2,306.95
$2,049.95
11% off
- Unit price
- /per
BMR Rear Cradle Bushing Kit Polyurethane (REAR): Fits Challenger / Charger / Magnum / 300 2006-2023
BMR Suspension
$239.95
- Unit price
- /per
Pedal Commander Bluetooth Throttle Response Controller: 300 / Challenger / Charger / Magnum 2007 - 2023 (All Models)
Pedal Commander
Regular price
$349.99
$299.99
14% off
- Unit price
- /per
Gates Racing Micro-V Serpentine Belt: Dodge Durango 5.7L Hemi 2016 - 2025
Gates
$36.84
- Unit price
- /per
NOS Single Fogger Wet Nitrous Kit (Black Bottle): Chrysler / Dodge / Jeep / Ram V6 & V8 2005 - 2023
NOS
Regular price
$1,037.95
$921.95
11% off
- Unit price
- /per
Victor Reinz Cylinder Head Bolts: Fits Dodge / Jeep / Chrysler / Ram (03-26)
Victor Reinz
$66.73
- Unit price
- /per
Eibach Pro Damper Kit (F&R): 11-23 Challenger / Charger / 300
Eibach
Regular price
$776.67
$699.00
10% off
- Unit price
- /per
BMR Rear Toe Rods (On-Car Adjustable, Black): 300 / Challenger / Charger / Magnum 2005 - 2024
BMR Suspension
$329.95
- Unit price
- /per
BMR Rear Toe Rods (On-Car Adjustable, Red): 300 / Challenger / Charger / Magnum 2005 - 2024
BMR Suspension
$329.95
- Unit price
- /per
Driveshaft Shop 1-Pc 3.5" Aluminum Driveshaft: Dodge Challenger (08-14) w/ Manual Trans
Driveshaft Shop
$1,249.52
- Unit price
- /per
Eibach Rear Camber Arm Kit: Dodge Durango (18-24) & Jeep Grand Cherokee (18-21)
Eibach
Regular price
$554.44
$499.00
10% off
- Unit price
- /per
Bilstein B6 4600 Rear Shock (REAR): Jeep Grand Cherokee (11-21) / Dodge Durango (11-26)
Bilstein
Regular price
$136.85
$92.00
33% off
- Unit price
- /per
Spec D Projector Halo Headlights (Smoke): Dodge Charger 2011 - 2014
Spec D
Regular price
$501.00
$371.00
26% off
- Unit price
- /per
Melling Hi-Vol Hi-Pressure Anodized Aluminum Oil Pump: Fits Chrysler/Dodge/Jeep/Ram 2009-2025 5.7L/6.4L
Melling
$229.99
- Unit price
- /per
Melling Engine Expansion Plug Kit MDS Delete: Fits Chrysler / Dodge / Jeep / Ram 2002-2026 5.7L / 6.1L / 6.2L / 6.4L
Melling
$103.99
- 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.