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8.0L / 8.3L / 8.4L Headers

Built for your 8.0L, 8.3L, and 8.4L engine platforms, this collection of headers is designed to enhance exhaust flow, boost power, and deliver a more aggressive sound. Whether you’re upgrading a classic Mopar or restoring a high-performance build, these headers improve engine response and overall driving experience.

Find a range of aftermarket headers engineered to optimize exhaust scavenging and reduce backpressure. These parts are crafted for durability and performance, helping your engine breathe better and perform more efficiently.

  • Precision fit for 8.0L, 8.3L, and 8.4L engines
  • Improved exhaust flow and horsepower potential
  • Enhanced engine sound and throttle response
  • Quality materials for long-lasting reliability

Shop header upgrades for your 8.0L / 8.3L / 8.4L engine at FastHemis.

SELECT YOUR VEHICLE

8 Results

American Racing Headers Full Exhaust System (Headers, Mid Pipes & Cat-Back): Dodge Viper 8.4L V10 2013 - 2017
usa

American Racing Headers Full Exhaust System: Dodge Viper (08-17)

American Racing Headers

Regular price from $5,394.25 Up to 9% off

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per 

American Racing Headers: Dodge Ram SRT10 2004 - 2006
usa

American Racing Headers: Dodge Ram SRT10 2004 - 2006

American Racing Headers

Regular price from $2,875.04 Up to 11% off

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per 

American Racing Headers: Dodge Viper 1996 - 2002
usa

American Racing Headers: Dodge Viper 1996 - 2002

American Racing Headers

Regular price from $3,043.49 Up to 8% off

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per 

American Racing Headers: Dodge Viper SRT10 2003 - 2006
usa

American Racing Headers: Dodge Viper SRT10 2003 - 2006

American Racing Headers

Regular price from $3,043.49 Up to 8% off

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per 

American Racing Headers: Dodge Viper SRT10 2008 - 2010
usa

American Racing Headers: Dodge Viper SRT10 2008 - 2010

American Racing Headers

Regular price from $3,381.36 Up to 9% off

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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

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JBA Shorty Headers: Dodge Ram 8.0L V10 1996 - 2002
JBA Shorty Headers: Dodge Ram 8.0L V10 1996 - 2002
Sold out

JBA Shorty Headers: Dodge Ram 8.0L V10 1996 - 2002

JBA

Regular price $878.75 $798.86 9% off

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Optimize Your 8.0L, 8.3L, and 8.4L Engines with Performance Headers

Headers designed specifically for 8.0L, 8.3L, and 8.4L engine platforms improve exhaust flow, increase power potential, and deliver a more aggressive exhaust note. Whether upgrading a classic Mopar or enhancing a high-performance build, these headers help your engine breathe better and respond quicker.

What are the benefits of upgrading headers on 8.0L, 8.3L, and 8.4L engines?

Upgrading to aftermarket headers reduces exhaust backpressure and improves scavenging, which leads to smoother engine operation and increased horsepower potential. These headers also enhance throttle response and contribute to a deeper, more aggressive exhaust sound that complements the power gains.

  • Improved exhaust flow for better engine efficiency
  • Enhanced horsepower and torque output
  • More responsive throttle and quicker engine response
  • Distinctive engine sound that matches performance upgrades

How do I choose the right headers for my 8.0L, 8.3L, or 8.4L engine?

Selecting the right headers depends on your engine’s specific displacement and intended use. Consider factors like material quality, header design (shorty vs long tube), and compatibility with your exhaust system. Proper fitment ensures optimal performance gains and ease of installation on your Mopar platform.

What should I expect after installing headers on my 8.0L / 8.3L / 8.4L engine?

After installation, you’ll notice improved engine response and a more aggressive exhaust tone. Your vehicle may also experience better fuel efficiency under certain conditions due to reduced backpressure. For best results, pair your new headers with complementary exhaust upgrades. Explore the full range of header options for your engine at FastHemis to find the perfect match for your build.

SELECT YOUR VEHICLE