USE COUPON CODE "SUMMER26"

Your cart

Your cart is empty

Shop SRT8

Explore the 6.1L SRT8 Engine Platform The 6.1L SRT8 Hemi is a high-performance powerhouse known for its forged internals and robust 425 hp output. Found in iconic Mopar models like the Charger, Challenger, Magnum, and Chrysler 300 SRT8, this engine offers a strong foundation for enthusiasts seeking serious power and track capability. At FastHemis, you'll find performance parts tailored specifically for the 6.1L SRT8 platform. From bolt-on upgrades to enhance airflow and throttle response, to components designed for supercharger compatibility and durability under high stress, our selection supports your build goals. Whether prepping for the street or the strip, these parts help you maximize power and reliability. Key upgrade options include: - Performance intakes and exhaust systems - Upgraded ignition and fuel delivery components - Supercharger-ready hardware and supporting mods - Track-focused suspension and brake upgrades Shop 6.1L SRT8 performance upgrades at FastHemis.
SELECT YOUR VEHICLE

2730 Results

BBK Performance 85MM Hemi Throttle Body: Chrysler / Dodge / Jeep / Ram 5.7L Hemi / 6.4L 392 2013 - 2025
BBK Performance 85MM Hemi Throttle Body: Chrysler / Dodge / Jeep / Ram 5.7L Hemi / 6.4L 392 2013 - 2025
usa

BBK Performance 85MM Hemi Throttle Body: Chrysler / Dodge / Jeep / Ram 5.7L Hemi / 6.4L 392 2013 - 2024

BBK
5.0 (1)

Regular price $579.99 $529.99 9% off

Unit price
per 

American Brother Designs PCV Cover: Chrysler / Dodge / Jeep / Ram 6.4L 392 2011 - 2025
American Brother Designs PCV Cover: Chrysler / Dodge / Jeep / Ram 6.4L 392 2011 - 2025
usa

American Brother Designs PCV Cover: Chrysler / Dodge / Jeep / Ram 6.4L 392 2011 - 2023

American Brother Designs
5.0 (2)

Regular price $154.50 $108.00 30% off

Unit price
per 

Fuel Injector Clinic 1000cc Fuel Injectors: Chrysler / Dodge / Ram / Jeep Hemi & SRT 2003 - 2025
usa

Fuel Injector Clinic 1000cc Fuel Injectors: Chrysler / Dodge / Jeep Hemi & SRT 2003 - 2023

Fuel Injector Clinic

Regular price $914.40 $762.00 17% off

Unit price
per 

Fuel Injector Clinic 525cc Fuel Injectors: Chrysler / Dodge / Ram / Jeep Hemi & SRT 2003 - 2025
usa

Fuel Injector Clinic 525cc Fuel Injectors: Chrysler / Dodge / Jeep Hemi & SRT 2003 - 2023

Fuel Injector Clinic
5.0 (1)

Regular price $718.80 $599.00 17% off

Unit price
per 

Granatelli 180° Thermostat & Gasket: Fits HEMI 2003-2024 5.7/6.1/6.2/6.4L
Granatelli 180° Thermostat & Gasket: Fits HEMI 2003-2024 5.7/6.1/6.2/6.4L
usa

Granatelli 180° Thermostat & Gasket: Fits HEMI 2003-2024 5.7/6.1/6.2/6.4L

Granatelli Motor Sports
5.0 (1)

Regular price $52.50 $49.88 5% off

Unit price
per 

American Brother Designs Radiator Cap Cover: Chrysler, Dodge, Jeep & Ram 2005 - 2025
American Brother Designs Radiator Cap Cover: Chrysler, Dodge, Jeep & Ram 2005 - 2025
usa

American Brother Designs Radiator Cap Cover: Chrysler, Dodge, Jeep & Ram 2005 - 2025

American Brother Designs
5.0 (1)

Regular price $109.00 $59.00 46% off

Unit price
per 

Bilstein B6 Monotube Front Shocks: 300 / Challenger / Charger / Magnum 2005 - 2010
Bilstein B6 Monotube Front Shocks: 300 / Challenger / Charger / Magnum 2005 - 2010

Bilstein B6 Perf Shock Absorber Monotube (FRONT): 05-10 Challenger / Charger / Magnum / 300 RWD

Bilstein

Regular price $207.00 $139.00 33% off

Unit price
per 

American Brother Designs Strut Tower Covers (Fits Mopar Brace): 300 / Challenger / Charger / Magnum 2005 - 2024
American Brother Designs Strut Tower Covers (Fits Mopar Brace): 300 / Challenger / Charger / Magnum 2005 - 2024
usa

American Brother Designs Strut Tower Covers (Fits Mopar Brace): 300 / Challenger / Charger / Magnum 2005 - 2023

American Brother Designs
5.0 (1)

Regular price $242.50 $189.00 22% off

Unit price
per 

American Brother Designs Engine Bay Tag: Chrysler / Dodge / Jeep / Ram
American Brother Designs Engine Bay Tag: Chrysler / Dodge / Jeep / Ram
usa

American Brother Designs Engine Bay Tag: Chrysler / Dodge / Jeep / Ram

American Brother Designs
5.0 (1)

Regular price $76.00 $56.00 26% off

Unit price
per 

Fast Hemis One-Click Stage 1 Kit: 2011-2014 Dodge Challenger 6.4L 392 (+46HP)
Fast Hemis One-Click Stage 1 Kit: 2011-2014 Dodge Challenger 6.4L 392 (+46HP)

E3 Spark Plugs: Chrysler 300 / Dodge Challenger / Charger 6.4L 392 2011 - 2023

E3
5.0 (3)

Regular price $12.00 $6.99 42% off

Unit price
per 

Mishimoto Aluminum Radiator: 300 / Challenger / Charger / Magnum 6.1L & 6.4L SRT8 / SRT / Scat Pack 2006 - 2023
Mishimoto Aluminum Radiator: 300 / Challenger / Charger / Magnum 6.1L & 6.4L SRT8 / SRT / Scat Pack 2006 - 2023

Mishimoto Aluminum Radiator: 300 / Challenger / Charger / Magnum 6.1L & 6.4L SRT8 / SRT / Scat Pack 2006 - 2023

Mishimoto
4.0 (1)

Regular price $909.00 $825.95 9% off

Unit price
per 

GT Styling Smoke Headlight Covers: Chrysler 300C 2005 - 2010
GT Styling Smoke Headlight Covers: Chrysler 300C 2005 - 2010
usa

GT Styling Smoke Headlight Covers: Chrysler 300C 2005 - 2010

GT Styling

Regular price $122.69 $79.75 35% off

Unit price
per 

Superior Automotive Hemi Valve Spring Tool: Chrysler, Dodge, Ram & Jeep 5.7L Hemi, 6.1L SRT8, 6.4L 392 & 6.2L Hellcat 2003 - 2025
Superior Automotive Hemi Valve Spring Tool: Chrysler, Dodge, Ram & Jeep 5.7L Hemi, 6.1L SRT8, 6.4L 392 & 6.2L Hellcat 2003 - 2025
usa

Superior Automotive Hemi Valve Spring Tool: Chrysler, Dodge & Jeep 5.7L Hemi, 6.1L SRT8, 6.4L 392 & 6.2L Hellcat 2003 - 2023

Superior Automotive Engineering

Regular price $299.99 $195.00 35% off

Unit price
per 

DiabloSport Predator 2 Tuner: 300 / Challenger / Charger / Magnum 2005 - 2014 (V6, Hemi, SRT, ScatPack & Hellcat)
DiabloSport Predator 2 Tuner: 300 / Challenger / Charger / Magnum 2005 - 2014 (V6, Hemi, SRT, ScatPack & Hellcat)

DiabloSport Predator 2 Tuner: 300 / Challenger / Charger / Magnum 2005 - 2018 (V6, Hemi, SRT, ScatPack & Hellcat)

Diablo Sport
5.0 (1)

Regular price $532.95 $369.00 31% off

Unit price
per 

SPC Performance Adjustable Rear Camber Kit (REAR): Dodge Charger (06-23)
SPC Performance Adjustable Rear Camber Kit (REAR): Dodge Charger (06-23)
usa
Kooks Stage 8 Header Bolt Kit: Fits 05-24 HEMI 5.7L VVT / 6.1L / 6.4L 392 / 6.2L
Kooks Stage 8 Header Bolt Kit: Fits 05-24 HEMI 5.7L VVT / 6.1L / 6.4L 392 / 6.2L
usa

Kooks Stage 8 Header Bolt Kit: Fits 05-24 HEMI 5.7L VVT / 6.1L / 6.4L 392 / 6.2L

Kooks Headers

Regular price $75.80 $68.22 10% off

Unit price
per 

BMR Rear Upper Control Arms (On-Car Adj, Red): 300 / Challenger / Charger / Magnum (05-24)
BMR Rear Upper Control Arms (On-Car Adj, Red): 300 / Challenger / Charger / Magnum (05-24)
usa
American Brother Designs Baffle Cover: Chrysler / Dodge / Jeep / Ram 6.4L 392 2011 - 2023
American Brother Designs Baffle Cover: Chrysler / Dodge / Jeep / Ram 6.4L 392 2011 - 2023
usa

American Brother Designs Baffle Cover: Chrysler / Dodge / Jeep / Ram 6.4L 392 2011 - 2023

American Brother Designs
5.0 (2)

Regular price $175.50 $99.00 44% off

Unit price
per 

SPC Performance Adjustable Rear Camber Kit (REAR): Dodge Challenger (08-23)
SPC Performance Adjustable Rear Camber Kit (REAR): Dodge Challenger (08-23)
usa
SPC Adjustable Front Camber / Alignment Kit: Dodge Challenger RWD 2009 - 2023
SPC Adjustable Front Camber / Alignment Kit: Dodge Challenger RWD 2009 - 2023
usa

SPC Adjustable Front Camber / Alignment Kit: Dodge Challenger RWD 2009 - 2023

SPC Performance
5.0 (2)

$269.95

Unit price
per 

GT Styling Smoke Fog Light Covers: Chrysler 300C 2005 - 2010
GT Styling Smoke Fog Light Covers: Chrysler 300C 2005 - 2010
usa

GT Styling Smoke Fog Light Covers: Chrysler 300C 2005 - 2010

GT Styling

Regular price $81.64 $53.07 35% off

Unit price
per 

American Brother Designs Aluminum Hood Prop: 300, Challenger, Charger & Magnum 2005 - 2024
American Brother Designs Aluminum Hood Prop: 300, Challenger, Charger & Magnum 2005 - 2024
usa

American Brother Designs Aluminum Hood Prop: 300, Challenger, Charger & Magnum 2005 - 2024

American Brother Designs

Regular price $139.00 $89.00 36% off

Unit price
per 

CFR Performance Hellcat Gen 3 MAP Sensor Block-Off Plate: Fits 6.2L Hellcat
CFR Performance Hellcat Gen 3 MAP Sensor Block-Off Plate: Fits 6.2L Hellcat
HPS Silicone Heater Hose Kit: Jeep Grand Cherokee 6.1L SRT8 2006 - 2010
HPS Silicone Heater Hose Kit: Jeep Grand Cherokee 6.1L SRT8 2006 - 2010

HPS Silicone Heater Hose Kit: Jeep Grand Cherokee 6.1L SRT8 2006 - 2010

HPS

Regular price from $149.00 Up to 13% off

Unit price
per 

3 colors
  • RED
  • BLUE
  • BLACK
American Racing Headers: Jeep Grand Cherokee 6.4L SRT & 6.2L Trackhawk 2012 - 2021
American Racing Headers: Jeep Grand Cherokee 6.4L SRT & 6.2L Trackhawk 2012 - 2021
usa

American Racing Headers: Jeep Grand Cherokee 6.4L SRT & 6.2L Trackhawk 2012 - 2021

American Racing Headers

Regular price from $1,980.73 Up to 13% off

Unit price
per 

BBK O2 Sensor Wiring Extension Kit: Chrysler / Dodge / Ram / Jeep Vehicles 2003 - 2025 (Excl 2019+ Ram)
BBK O2 Sensor Wiring Extension Kit: Chrysler / Dodge / Ram / Jeep Vehicles 2003 - 2025 (Excl 2019+ Ram)
usa

BBK O2 Sensor Wiring Extension Kit: Chrysler / Dodge / Jeep Vehicles 2003 - 2023 (Excl 2019+ Ram)

BBK
5.0 (1)

Regular price $89.99 $69.99 22% off

Unit price
per 

American Brother Designs Coolant Reservoir Cap Cover: Chrysler, Dodge, Jeep & Ram 2005 - 2025
American Brother Designs Coolant Reservoir Cap Cover: Chrysler, Dodge, Jeep & Ram 2005 - 2025
usa

American Brother Designs Coolant Reservoir Cap Cover: Chrysler, Dodge, Jeep & Ram 2005 - 2025

American Brother Designs

Regular price $109.00 $59.00 46% off

Unit price
per 

Cometic Rear Main Seal Set: Chrysler / Dodge / Jeep 5.7L Hemi / 6.1L SRT8 / 6.4L 392 / 6.2L SRT Hellcat
Cometic Rear Main Seal Set: Chrysler / Dodge / Jeep 5.7L Hemi / 6.1L SRT8 / 6.4L 392 / 6.2L SRT Hellcat
usa

Cometic Rear Main Seal Set: Chrysler / Dodge / Jeep 5.7L Hemi / 6.1L SRT8 / 6.4L 392 / 6.2L SRT Hellcat

Cometic Gasket
5.0 (1)

Regular price $46.62 $41.96 10% off

Unit price
per 

Winjet Fog Lights: Chrysler 300C 2005 - 2010 (Hemi & SRT8)
Winjet Fog Lights: Chrysler 300C 2005 - 2010 (Hemi & SRT8)

Winjet Fog Lights: Chrysler 300C 2005 - 2010 (Hemi & SRT8)

Winjet

Regular price $41.99 $34.99 17% off

Unit price
per 

Cometic MLS Head Gaskets (4.100" Bore): Chrysler / Dodge / Jeep 6.1L SRT8 2006 - 2010
Cometic MLS Head Gaskets (4.100" Bore): Chrysler / Dodge / Jeep 6.1L SRT8 2006 - 2010
usa

Cometic MLS Head Gaskets (4.100" Bore): Chrysler / Dodge / Jeep 6.1L SRT8 2006 - 2010

Cometic Gasket

Regular price from $96.54 Up to 10% off

Unit price
per 

Performance Upgrades for the 6.1L SRT8 Hemi Engine Platform

The 6.1L SRT8 Hemi is a robust, naturally aspirated powerhouse that delivers a solid 425 horsepower with a forged rotating assembly and larger valves for improved airflow. Found in Mopar legends like the Charger, Challenger, Magnum, and Chrysler 300 SRT8, this engine offers a strong base for enthusiasts aiming to enhance power and track capability.

Why upgrade performance parts on your 6.1L SRT8 Hemi?

Upgrading your 6.1L SRT8’s performance components unlocks greater throttle response, improved airflow, and enhanced durability under stress. While the factory build is strong, bolt-on intakes, exhaust systems, and ignition upgrades help the engine breathe better and deliver more consistent power, especially during spirited driving or track use.

  • Performance intakes increase air volume and velocity
  • Exhaust upgrades reduce backpressure for improved scavenging
  • Ignition and fuel delivery enhancements optimize combustion
  • Supercharger-ready parts support future forced induction builds

Building a reliable foundation for boost on the 6.1L SRT8

The 6.1L’s forged internals make it a capable candidate for moderate boost applications. When adding a supercharger, it’s crucial to upgrade supporting components such as fuel injectors, ignition systems, and cooling to maintain reliability. Planning these upgrades early ensures your build can handle increased cylinder pressures without sacrificing longevity.

Popular upgrade paths and parts for your 6.1L SRT8 at FastHemis

FastHemis offers a wide range of performance parts tailored specifically for the 6.1L SRT8 platform. Whether you’re looking to improve street performance or prepare for the track, our selection includes everything from high-flow intake manifolds and exhaust headers to supercharger-ready hardware and suspension upgrades. Shop our 6.1L SRT8 performance parts to maximize your engine’s potential.

SELECT YOUR VEHICLE