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5.7L / 6.1L / 6.4L Hemi Engine Upgrades

Upgrade Your 5.7L, 6.1L, and 6.4L Hemi Engines The 5.7L, 6.1L SRT8, and 6.4L 392 Hemi engines represent some of the most versatile and powerful V8 platforms in the Mopar lineup. Known for their forged internals, strong factory performance, and boost-ready design, these engines respond exceptionally well to a wide range of upgrades. Whether you’re enhancing a daily driver or building a track-ready muscle car, these Hemis deliver impressive power and reliability. This collection features performance parts tailored for each engine size, including supercharger kits, intake and exhaust upgrades, tuners, and supporting mods. From bolt-on improvements for the 5.7L to high-performance components for the 6.1L SRT8 and 6.4L 392, you’ll find everything needed to unlock your engine’s full potential. Key upgrade options include: - Supercharger and forced induction kits - Cold air intakes and throttle body upgrades - Long tube headers and cat-back exhausts - Engine management and tuning solutions - Supporting hardware for durability and power Shop 5.7L, 6.1L, and 6.4L Hemi engine upgrades at FastHemis.
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2329 Results

NGK Direct Fit Oxygen Sensor: Jeep Grand Cherokee (99-04) / Dodge Ram (02-10)
NGK Direct Fit Oxygen Sensor: Jeep Grand Cherokee (99-04) / Dodge Ram (02-10)
Go Rhino RC2 Mounting Brackets: Fits Most Dodge Ram Models (2002-2010)
Go Rhino RC2 Mounting Brackets: Fits Most Dodge Ram Models (2002-2010)
usa

Go Rhino RC2 Mounting Brackets: Fits Most Dodge 5.9L Diesel/5.7L/3.9L/3.7L (02-05)

Go Rhino

Regular price $81.89 $62.99 23% off

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Go Rhino Mounting Brackets for RB Running Boards: Fits Most Ram 1500 Models (2019-2026)
Go Rhino Mounting Brackets for RB Running Boards: Fits Most Ram 1500 Models (2019-2026)
usa

Go Rhino Mounting Brackets for RB Running Boards: Ram 1500 19-26 6.2L/5.7L/3.6L/3.0L EcoDiesel

Go Rhino

Regular price $201.49 $154.99 23% off

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Go Rhino HD Mounting Brackets for RB Running Boards: Fits Dodge / Ram (02-26)
Go Rhino HD Mounting Brackets for RB Running Boards: Fits Dodge / Ram (02-26)
usa

Go Rhino HD Mounting Brackets for RB Running Boards: Fits Most Dodge/Ram (09-25)

Go Rhino

Regular price $201.49 $154.99 23% off

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Go Rhino Dominator Extreme Mounting Brackets: Fits Ram 1500 / 2500 / 3500 (02-26)
Go Rhino Dominator Extreme Mounting Brackets: Fits Ram 1500 / 2500 / 3500 (02-26)
usa

Go Rhino Dominator Extreme Mounting Brackets: Fits Most Dodge/Ram (09-25)

Go Rhino

Regular price $201.49 $154.99 23% off

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Magnaflow BR Exhaust Kit: Fits Dodge Ram (94-10)
Magnaflow BR Exhaust Kit: Fits Dodge Ram (94-10)
usa

Magnaflow BR Exhaust Kit: Dodge Ram 04-06 8.3L SRT10

Magnaflow

$246.00

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K&N NextGen Cold Air Intake: Ram 1500 2011-2024 5.7L V8
K&N NextGen Cold Air Intake: Ram 1500 2011-2024 5.7L V8

K&N NextGen Cold Air Intake: Fits Most Dodge/Ram 5.7L Hemi (09-24)

K&N Engineering

$425.99

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K&N NextGen Cold Air Intake: Ram 1500 2019-2024 5.7L V8
K&N NextGen Cold Air Intake: Ram 1500 2019-2024 5.7L V8

K&N NextGen Cold Air Intake: Ram 1500 19-24 5.7L Hemi

K&N Engineering

$425.99

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American Car Craft Illuminated Perforated Plenum Cover: Chrysler 300C / Dodge Challenger / Charger / Magnum SRT8 2006 - 2010
American Car Craft Illuminated Perforated Plenum Cover: Chrysler 300C / Dodge Challenger / Charger / Magnum SRT8 2006 - 2010
usa

American Car Craft Illuminated Perforated Plenum Cover: Chrysler 300 / Dodge (05-10)

American Car Craft

Regular price $455.95 $424.95 7% off

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MagnaFlow High Flow Catalytic Converter: Dodge Durango 2007 - 2009 5.7L Hemi
MagnaFlow High Flow Catalytic Converter: Dodge Durango 2007 - 2009 5.7L Hemi
usa

MagnaFlow High Flow Catalytic Converter: Dodge Durango 07-09

Magnaflow

from $571.00

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AFE Exhaust System (Dual): Dodge Ram, Ram 1500 5.7L Hemi 2009 - 2018
AFE Exhaust System (Dual): Dodge Ram, Ram 1500 5.7L Hemi 2009 - 2018
usa
Corsa Apex Cold Air Intake: Jeep Grand Cherokee 6.4L SRT 2012 - 2021
Corsa Apex Cold Air Intake: Jeep Grand Cherokee 6.4L SRT 2012 - 2021
usa

Corsa Apex Cold Air Intake: Jeep Grand Cherokee 12-21 6.4L

CORSA Performance

Regular price from $389.99 Up to 9% off

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2 filter types
  • Oiled Filter
  • Dry Filter
BBK Cold Air Intake Powder Coated Chrome (F&R): Dodge Challenger / Charger SRT8 6.4L 2011-2023 / 300C 2012-2014
BBK Cold Air Intake Powder Coated Chrome (F&R): Dodge Challenger / Charger SRT8 6.4L 2011-2023 / 300C 2012-2014
usa

BBK Cold Air Intake Powder Coated Chrome (F&R): Fits Most Chrysler/Dodge 6.4L 392 (11-23)

BBK

Regular price $449.99 $399.99 11% off

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Mishimoto Black 5" Double-Wall Muffler Tip Pair: Dodge Charger / Challenger (2015-2023)
Mishimoto Black 5" Double-Wall Muffler Tip Pair: Dodge Charger / Challenger (2015-2023)

Performance Upgrades for 5.7L, 6.1L SRT8, and 6.4L 392 Hemi Engines

The 5.7L, 6.1L SRT8, and 6.4L 392 Hemi engines are cornerstone V8 platforms in the Mopar lineup, each offering unique strengths for performance enthusiasts. Whether you’re enhancing a daily driver or building a track-ready machine, these engines respond well to a variety of bolt-on and forced induction upgrades that improve power, torque, and reliability.

Why upgrade your intake and exhaust on 5.7L, 6.1L, and 6.4L Hemis?

Improving airflow is one of the most effective ways to unlock additional power on these Hemi engines. Upgrading cold air intakes, throttle bodies, and exhaust components reduces restrictions, allowing the engine to breathe more efficiently. This results in better throttle response, increased horsepower, and a more aggressive exhaust note.

  • Cold air intakes optimize air density for improved combustion
  • Long tube headers and cat-back exhausts reduce backpressure
  • Throttle body upgrades enhance airflow at higher RPMs
  • Improved exhaust flow supports future forced induction additions

Building a reliable foundation for forced induction on 6.1L and 6.4L Hemis

Both the 6.1L SRT8 and 6.4L 392 Hemis feature forged internals and robust rotating assemblies that can handle moderate boost levels with proper supporting modifications. Before adding a supercharger or procharger, it’s important to upgrade fuel delivery, cooling systems, and engine management to maintain reliability and maximize power gains.

Choosing the right upgrades for your 5.7L, 6.1L, or 6.4L Hemi build

Each Hemi engine has its own strengths and upgrade paths. The 5.7L is ideal for bolt-on improvements and mild tuning, while the 6.1L and 6.4L are better suited for more aggressive builds including forced induction. At FastHemis, you’ll find a full range of parts tailored to your engine’s specific needs, from intake and exhaust upgrades to supercharger kits and tuning solutions.

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