USE COUPON CODE "SUMMER26"

Your cart

Your cart is empty

Shop Hellcat

Support Your 6.2L Hellcat Supercharged Engine The 6.2L Hellcat is a high-output, factory supercharged Gen III Hemi known for its immense power and torque. Delivering between 707 and 840 horsepower depending on the variant, this engine demands supporting modifications to maintain performance and reliability under boost. Heat management and fuel delivery upgrades are essential to keep your Hellcat, Trackhawk, or TRX running strong during aggressive driving or track use. At FastHemis, you’ll find a wide range of parts designed specifically for the Hellcat platform. From upgraded cooling components like heat exchangers and radiators to fuel system enhancements and pulley kits, these parts help you maximize power potential while protecting your investment. Whether you’re looking to improve heat soak resistance, increase boost efficiency, or support sustained high-output performance, we have the solutions you need. Popular Hellcat upgrade categories include: - Cooling upgrades and heat exchangers - Fuel system components and injectors - Pulley and supercharger drive kits - Intake and intercooler enhancements - Heat management accessories Shop Hellcat supercharged upgrades at FastHemis.
SELECT YOUR VEHICLE

2062 Results

American Brother Designs Master Cylinder Cap: Dodge Durango (16-25), Jeep Grand Cherokee (16-21)
American Brother Designs Master Cylinder Cap: Dodge Durango (16-25), Jeep Grand Cherokee (16-21)
usa

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
per 

Eibach Special Edition Pro-Kit Springs: 18-23 Durango R/T 5.7L / SRT 392 / SRT Hellcat
Eibach Special Edition Pro-Kit Springs: 18-23 Durango R/T 5.7L / SRT 392 / SRT Hellcat

Eibach Special Edition Pro-Kit Springs: 18-23 Durango R/T 5.7L / SRT 392 / SRT Hellcat

Eibach
5.0 (1)

Regular price $554.44 $499.00 10% off

Unit price
per 

American Brother Designs ABS Cover: Dodge Challenger / Charger 2015 - 2023
American Brother Designs ABS Cover: Dodge Challenger / Charger 2015 - 2023
usa

American Brother Designs ABS Cover: Dodge Challenger / Charger 2015 - 2023

American Brother Designs
5.0 (1)

Regular price $222.25 $169.00 24% off

Unit price
per 

BC Racing BR Coilovers: Dodge Challenger / Charger Scat Pack, Hellcat & Demon 2015 - 2023
BC Racing BR Coilovers: Dodge Challenger / Charger Scat Pack, Hellcat & Demon 2015 - 2023

BC Racing BR Coilovers: Dodge Challenger / Charger Scat Pack, Hellcat & Demon 2015 - 2023

BC Racing
5.0 (1)

Regular price $1,314.50 $1,195.00 9% off

Unit price
per 

American Car Craft Factory Anti-lock Brake Cover "RT" Top Plate: Dodge Challenger 2015 - 2023
American Car Craft Factory Anti-lock Brake Cover "RT" Top Plate: Dodge Challenger 2015 - 2023
usa

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
per 

Eibach Front Camber Kit (Arms): 300 / Challenger / Charger 2009 - 2024
Eibach Front Camber Kit (Arms): 300 / Challenger / Charger 2009 - 2024

Eibach Front Camber Kit (Arms): 300 / Challenger / Charger 2009 - 2023

Eibach
5.0 (2)

Regular price $651.11 $586.00 10% off

Unit price
per 

Pedal Commander Bluetooth Throttle Response Controller: 300 / Challenger / Charger / Magnum 2007 - 2024 (All Models)
Pedal Commander Bluetooth Throttle Response Controller: 300 / Challenger / Charger / Magnum 2007 - 2024 (All Models)
Eibach Pro-Damper Shocks: 300 / Challenger / Charger 2011 - 2024 (Except AWD)
Eibach Pro-Damper Shocks: 300 / Challenger / Charger 2011 - 2024 (Except AWD)

Eibach Pro Damper Kit (F&R): 11-23 Challenger / Charger / 300

Eibach

Regular price $776.67 $699.00 10% off

Unit price
per 

Eibach Rear Camber Arm Kit: Dodge Durango (18-24) & Jeep Grand Cherokee (18-21)
Eibach Rear Camber Arm Kit: Dodge Durango (18-24) & Jeep Grand Cherokee (18-21)

Eibach Rear Camber Arm Kit: Dodge Durango (18-24) & Jeep Grand Cherokee (18-21)

Eibach
5.0 (2)

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 B6 4600 Rear Shock (REAR): Jeep Grand Cherokee (11-21) / Dodge Durango (11-26)

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 

AFE Air Filter: Chrysler 300 / Challenger / Charger 2011 - 2024 (All Models)
AFE Air Filter: Chrysler 300 / Challenger / Charger 2011 - 2024 (All Models)
usa
EBC Redstuff Front Brake Pads: Dodge Challenger & Charger 6.2L Hellcat & 6.4L 392 2015 - 2023 (w/ 6-Piston Calipers ONLY)
EBC Redstuff Front Brake Pads: Dodge Challenger & Charger 6.2L Hellcat & 6.4L 392 2015 - 2023 (w/ 6-Piston Calipers ONLY)

EBC Redstuff Front Brake Pads: Dodge Challenger & Charger 6.2L Hellcat & 6.4L 392 2015 - 2023 (w/ 6-Piston Calipers ONLY)

EBC
5.0 (1)

Regular price $276.74 $262.90 5% off

Unit price
per 

Stopping Power
Noise Level
American Brother Designs Interior Cup Holder Fill: Dodge Challenger & Charger
American Brother Designs Interior Cup Holder Fill: Dodge Challenger & Charger
usa

American Brother Designs Interior Cup Holder Fill: Dodge Challenger & Charger

American Brother Designs

Regular price $65.00 $15.00 77% off

Unit price
per 

American Brother Designs SCAT PACK Acrylic Grille / Trunk Badge: Dodge Challenger & Charger 2015 - 2023
American Brother Designs SCAT PACK Acrylic Grille / Trunk Badge: Dodge Challenger & Charger 2015 - 2023
usa

American Brother Designs SCAT PACK Acrylic Grille / Trunk Badge: Dodge Challenger & Charger 2015 - 2023

American Brother Designs

Regular price $102.00 $52.00 49% off

Unit price
per 

BMR Sway Bars Kit (38/25mm, Black): 300 / Challenger / Charger / Magnum 2005 - 2024
usa
Amerihood SRT-2 Functional Ram Air Hood: Dodge Charger 2015 - 2023
Amerihood SRT-2 Functional Ram Air Hood: Dodge Charger 2015 - 2023

Amerihood SRT-2 Functional Ram Air Hood: Dodge Charger 2015 - 2023

Amerihood

Regular price $550.00 $471.00 14% off

Unit price
per 

American Brother Designs Coolant Tank Cover: Dodge Challenger / Charger 6.2L SRT Hellcat 2015 - 2023
American Brother Designs Coolant Tank Cover: Dodge Challenger / Charger 6.2L SRT Hellcat 2015 - 2023
usa

American Brother Designs Coolant Tank Cover: Dodge Challenger / Charger 6.2L SRT Hellcat 2015 - 2023

American Brother Designs

Regular price $218.50 $171.00 22% off

Unit price
per 

Anderson Composites Demon Carbon Fiber Hood: Dodge Charger 2015 - 2023 (All Models)
Anderson Composites Demon Carbon Fiber Hood: Dodge Charger 2015 - 2023 (All Models)

Anderson Composites Demon Carbon Fiber Hood: Dodge Charger 2015 - 2023 (All Models)

Anderson Composites

Regular price $1,999.00 $1,799.10 10% off

Unit price
per 

Sto N Sho Quick Release Front License Plate Bracket: Dodge Charger 2019 - 2023 (Upper Mount)
Sto N Sho Quick Release Front License Plate Bracket: Dodge Charger 2019 - 2023 (Upper Mount)
usa

Sto N Sho Quick Release Front License Plate Bracket: Dodge Charger 2019 - 2023 (Upper Mount)

StoNSho

Regular price $109.99 $97.99 11% off

Unit price
per 

Anderson Composites Carbon Fiber Front Lip: Dodge Charger Widebody 2020 - 2023 (Hellcat & Scat Pack)
Anderson Composites Carbon Fiber Front Lip: Dodge Charger Widebody 2020 - 2023 (Hellcat & Scat Pack)

Anderson Composites Widebody Carbon Fiber Front Splitter (FRONT): Dodge Charger 2020-2023

Anderson Composites

Regular price $1,319.00 $1,187.10 10% off

Unit price
per 

GT Styling Smoke Rear Center Panel & Tail Light Covers (SET): Dodge Charger 2015 - 2023
usa

GT Styling Smoke Rear Center Panel & Tail Light Covers (SET): Dodge Charger 2015 - 2023

GT Styling
5.0 (1)

Regular price $303.82 $197.48 35% off

Unit price
per 

Pedders Adjustable 35mm Front Sway Bar: 300 / Challenger / Charger / Magnum RWD 2005 - 2023
Pedders Adjustable 35mm Front Sway Bar: 300 / Challenger / Charger / Magnum RWD 2005 - 2023

Pedders Adjustable 35mm Front Sway Bar: 300 / Challenger / Charger / Magnum RWD 2005 - 2023

Pedders

Regular price $329.95 $296.96 10% off

Unit price
per 

American Brother Designs DEMON Cutout Exterior Badge: Dodge Challenger / Charger 2015 - 2023
American Brother Designs DEMON Cutout Exterior Badge: Dodge Challenger / Charger 2015 - 2023
usa

American Brother Designs DEMON Cutout Exterior Badge: Dodge Challenger / Charger 2015 - 2023

American Brother Designs

Regular price $137.00 $59.50 57% off

Unit price
per 

Amerihood T/A Style Functional Ram Air Hood: Dodge Challenger 2008 - 2023
Amerihood T/A Style Functional Ram Air Hood: Dodge Challenger 2008 - 2023

Amerihood TA Style Functional Ram Air Hood: Dodge Challenger 2008 - 2023

Amerihood

Regular price $736.74 $572.92 22% off

Unit price
per 

American Brother Designs SRT Front Grille Badge (2-Color): Dodge Charger 2006 - 2023
American Brother Designs SRT Front Grille Badge (2-Color): Dodge Charger 2006 - 2023
usa

American Brother Designs SRT Front Grille Badge (2-Color): Dodge Charger 2006 - 2023

American Brother Designs

Regular price $92.99 $56.00 40% off

Unit price
per 

Hawk Ceramic Rear Brake Pads: 300 / Charger / Challenger / Magnum 6.1L SRT8 / 6.4L 392 2006 - 2023
Hawk Ceramic Rear Brake Pads: 300 / Charger / Challenger / Magnum 6.1L SRT8 / 6.4L 392 2006 - 2023
usa

Hawk Ceramic Rear Brake Pads: 300 / Charger / Challenger / Magnum 6.1L SRT8 / 6.4L 392 2006 - 2023

Hawk Performance

Regular price $208.99 $188.09 10% off

Unit price
per 

Stopping Power
Performance Over Stock
Dust Levels
American Car Craft 5.7L Hemi Engine Shroud Dress Up Kit: Dodge Charger R/T 2011 - 2023
American Car Craft 5.7L Hemi Engine Shroud Dress Up Kit: Dodge Charger R/T 2011 - 2023
usa

American Car Craft 5.7L Hemi Engine Shroud Dress Up Kit: Dodge Charger R/T 2011 - 2023

American Car Craft
5.0 (1)

Regular price $178.95 $166.95 7% off

Unit price
per 

Performance Upgrades for Your 6.2L Hellcat Supercharged Engine

The 6.2L Hellcat is a factory supercharged powerhouse demanding specialized support to maintain its high-output performance and reliability. Whether you drive a Challenger Hellcat, Jeep Trackhawk, or Ram TRX, upgrading cooling, fuel delivery, and supercharger components is essential to handle the intense boost and heat generated by this engine.

What supporting modifications help your Hellcat handle more boost?

Increasing boost on the Hellcat’s 2.4L IHI supercharger requires careful attention to supporting systems. Upgraded fuel injectors and high-flow fuel pumps ensure consistent fuel delivery under higher boost levels, while stronger pulleys can increase supercharger speed for added power. Additionally, ECU tuning is critical to optimize air/fuel ratios and ignition timing for safe, reliable gains.

  • High-capacity fuel injectors and pumps for stable fueling
  • Supercharger pulley kits to increase boost and efficiency
  • Upgraded ignition components for consistent spark under load
  • Professional ECU tuning tailored to your modifications

Why is cooling critical for supercharged Hemi performance?

Heat management is a key factor in maintaining Hellcat performance, especially during aggressive driving or track use. The factory cooling system can be pushed to its limits, so upgrading to larger radiators, heat exchangers, and intercoolers helps reduce intake air temperatures and prevent heat soak. Effective cooling preserves power output and protects engine components from thermal stress.

How to choose the right Hellcat parts to maximize power and reliability

Selecting the right parts for your Hellcat means balancing power goals with durability. FastHemis offers a comprehensive range of engine-specific upgrades—from cooling solutions and fuel system components to pulley kits and heat management accessories—that are engineered to support the Hellcat’s unique demands. Shop our Hellcat collection to find performance parts designed to keep your supercharged engine running strong.

SELECT YOUR VEHICLE