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All Engine Internals

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1652 Results

DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Durango 2018 (5.7L Hemi & 6.4L SRT)
DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Durango 2018 (5.7L Hemi & 6.4L SRT)

DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Durango 2018 (5.7L Hemi & 6.4L SRT)

Diablo Sport

Regular price $2,249.95 $2,099.95 7% off

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DiabloSport Modified PCM + i3 Programmer Combo: Dodge Durango 2018 - 2019 (5.7L Hemi & 6.4L SRT)
DiabloSport Modified PCM + i3 Programmer Combo: Dodge Durango 2018 - 2019 (5.7L Hemi & 6.4L SRT)

Diablo Sport Modified PCM + i3 Programmer Combo: Dodge Durango 2018-2019 5.7L Hemi / 6.4L 392

Diablo Sport

Regular price $2,137.95 $1,999.95 6% off

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Fuel Injector Clinic 2150cc Fuel Injectors: Chrysler / Dodge / Ram / Jeep Hemi & SRT 2003 - 2025
Fuel Injector Clinic 2150cc Fuel Injectors: Chrysler / Dodge / Ram / Jeep Hemi & SRT 2003 - 2025
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Fuel Injector Clinic 2150cc Fuel Injectors: Chrysler / Dodge / Jeep Hemi & SRT 2003 - 2023

Fuel Injector Clinic

Regular price from $1,623.00 Up to 17% off

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Fuel Injector Clinic 1650cc Fuel Injectors: Chrysler / Dodge / Ram / Jeep Hemi & SRT 2003 - 2025
Fuel Injector Clinic 1650cc Fuel Injectors: Chrysler / Dodge / Ram / Jeep Hemi & SRT 2003 - 2025
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Fuel Injector Clinic 1650cc Fuel Injectors: Chrysler / Dodge / Jeep Hemi & SRT 2003 - 2023

Fuel Injector Clinic

Regular price $1,947.60 $1,623.00 17% off

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NOS Plate Wet Nitrous Kit (Blue Bottle): Chrysler / Dodge / Jeep / Ram 6.4L 392 2011 - 2025
NOS Plate Wet Nitrous Kit (Blue Bottle): Chrysler / Dodge / Jeep / Ram 6.4L 392 2011 - 2025
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NOS Plate Wet Nitrous Kit (Blue Bottle): Chrysler / Dodge / Jeep / Ram 6.4L 392 2011 - 2023

NOS

Regular price $1,518.95 $1,399.95 8% off

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Deatschwerks 1500cc Fuel Injectors: Chrysler / Dodge / Jeep / Ram 2003 - 2025 (5.7L Hemi, 6.1L SRT8, 6.4L 392)
Deatschwerks 1500cc Fuel Injectors: Chrysler / Dodge / Jeep / Ram 2003 - 2025 (5.7L Hemi, 6.1L SRT8, 6.4L 392)

Deatschwerks 1500cc Fuel Injectors: Fits Most Dodge/Ram (03-23)

Deatschwerks

$1,350.65

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Deatschwerks 1200cc Fuel Injectors: Chrysler / Dodge / Jeep / Ram 2003 - 2025 (5.7L Hemi, 6.1L SRT8, 6.4L 392)
Deatschwerks 1200cc Fuel Injectors: Chrysler / Dodge / Jeep / Ram 2003 - 2025 (5.7L Hemi, 6.1L SRT8, 6.4L 392)
DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Durango 2015 (5.7L Hemi)
DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Durango 2015 (5.7L Hemi)

DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Durango 2015 (5.7L Hemi)

Diablo Sport

Regular price $2,306.95 $2,149.95 7% off

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DiabloSport Modified PCM (Unlocked): Dodge Durango 2016 (5.7L Hemi)
DiabloSport Modified PCM (Unlocked): Dodge Durango 2016 (5.7L Hemi)

DiabloSport Modified PCM (Unlocked): Dodge Durango 2016 (5.7L Hemi)

Diablo Sport

Regular price $1,153.95 $1,065.95 8% off

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Granatelli 95mm Throttle Body Black: Fits HEMI 2013-2024 5.7/6.1/6.4L
Granatelli 95mm Throttle Body Black: Fits HEMI 2013-2024 5.7/6.1/6.4L
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Granatelli 95mm Throttle Body Black: Fits Most Chrysler/Dodge/Jeep/Ram 6.4L/6.1L/5.7L (05-26)

Granatelli Motor Sports

Regular price $682.50 $648.38 5% off

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Eibach Rear Sway Bar End Link Kit Adjustable: Challenger / Charger 2011-2023
Eibach Rear Sway Bar End Link Kit Adjustable: Challenger / Charger 2011-2023
Eibach Front Sway Bar End Link Kit Adjustable: Challenger / Charger 2011-2023
Eibach Front Sway Bar End Link Kit Adjustable: Challenger / Charger 2011-2023
DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Challenger 2016 (5.7L Hemi / 6.4L SRT & Scat Pack)
DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Challenger 2016 (5.7L Hemi / 6.4L SRT & Scat Pack)

DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Challenger 2016 (5.7L Hemi / 6.4L SRT & Scat Pack)

Diablo Sport

Regular price $1,968.95 $1,849.95 6% off

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DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Challenger 2015 (5.7L Hemi / 6.4L SRT & Scat Pack)
DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Challenger 2015 (5.7L Hemi / 6.4L SRT & Scat Pack)
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DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Challenger 2015 (5.7L Hemi / 6.4L SRT & Scat Pack)

Diablo Sport
5.0 (1)

Regular price $1,968.95 $1,849.95 6% off

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NOS Plate Wet Nitrous Kit (Black Bottle): 300 / Charger / Challenger 5.7L Hemi & 6.1L SRT8 2006 - 2024
NOS Plate Wet Nitrous Kit (Black Bottle): 300 / Charger / Challenger 5.7L Hemi & 6.1L SRT8 2006 - 2024
NOS Sniper Plate Wet Nitrous Kit: 300 / Charger / Challenger / Magnum 5.7L Hemi & 6.1L SRT8 2005 - 2024
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King Chrysler Dodge Hemi 5.7L/6.1L V8 Performance Rod Bearing Set - Size STDX
DiabloSport Modified PCM + i3 Programmer Combo: Dodge Challenger 2022 (5.7L Hemi & 6.4L 392)

DiabloSport Modified PCM + i3 Programmer Combo: Dodge Challenger 2022 (5.7L Hemi & 6.4L 392)

Diablo Sport

Regular price $1,743.95 $1,599.95 8% off

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DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Challenger 2018 (5.7L Hemi & 6.4L SRT / Scat Pack)
DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Challenger 2018 (5.7L Hemi & 6.4L SRT / Scat Pack)

DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Challenger 2018 (5.7L Hemi & 6.4L SRT / Scat Pack)

Diablo Sport

Regular price $1,968.95 $1,849.95 6% off

Unit price
per 

DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Challenger 2021 (5.7L Hemi & 6.4L 392)
DiabloSport Modified PCM + Trinity 2 Programmer Combo: Dodge Challenger 2021 (5.7L Hemi & 6.4L 392)

Diablo Sport Modified PCM + Trinity 2 Programmer Combo: Dodge Challenger 2021 5.7L / 6.4L

Diablo Sport

Regular price $1,856.95 $1,749.95 6% off

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DiabloSport Modified PCM + i3 Programmer Combo: Dodge Challenger 2018 (5.7L Hemi & 6.4L 392)

DiabloSport Modified PCM + i3 Programmer Combo: Dodge Challenger 2018 (5.7L Hemi & 6.4L 392)

Diablo Sport

Regular price $1,856.95 $1,699.95 8% off

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Diablo Sport Modified PCM + i3 Programmer Combo: Dodge Challenger 2021 5.7L Hemi / 6.4L 392

Diablo Sport Modified PCM + i3 Programmer Combo: Dodge Challenger 2021 5.7L Hemi / 6.4L 392

Diablo Sport

Regular price $1,856.95 $1,699.95 8% off

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DiabloSport Modified PCM (Unlocked): Dodge Challenger 2020 (6.2L SRT Hellcat including Redeye)
DiabloSport Modified PCM (Unlocked): Dodge Challenger 2020 (6.2L SRT Hellcat including Redeye)
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Diablo Sport Modified PCM Unlocked: Dodge Challenger 2020 6.2L SRT Hellcat

Diablo Sport

Regular price $1,574.95 $1,449.95 8% off

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DiabloSport Modified PCM + i3 Programmer Combo: Dodge Challenger 2015 (5.7L Hemi / 6.4L SRT & Scat Pack)

DiabloSport Modified PCM + i3 Programmer Combo: Dodge Challenger 2015 (5.7L Hemi / 6.4L SRT & Scat Pack)

Diablo Sport

Regular price $1,968.95 $1,799.95 9% off

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per 

DiabloSport Modified PCM (Unlocked): Dodge Challenger 2017 (5.7L Hemi / 6.4L SRT)
DiabloSport Modified PCM (Unlocked): Dodge Challenger 2017 (5.7L Hemi / 6.4L SRT)

DiabloSport Modified PCM (Unlocked): Dodge Challenger 2017 (5.7L Hemi / 6.4L SRT)

Diablo Sport

Regular price $1,383.95 $1,299.95 6% off

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Ram Clutches Hydraulic Release Bearing Kit: Dodge Challenger 2008 - 2023 (Fits ALL Manual Tranmission Models)
Ram Clutches Hydraulic Release Bearing Kit: Dodge Challenger 2008 - 2023 (Fits ALL Manual Tranmission Models)
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Ram Clutches Hydraulic Release Bearing Kit: Dodge Challenger 2008 - 2023 (Fits ALL Manual Tranmission Models)

RAM Clutches
5.0 (1)

Regular price $639.00 $439.00 31% off

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Fast Hemis One-Click Stage 2 Kit: 2015-2023 Dodge Challenger 6.4L 392 (+76HP)
aFe MACH Force-Xp Cat-Back Exhaust w/ NO Muffler (F&R): Dodge Challenger 6.2L / 6.4L (15-23)
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Fast Hemis One-Click Stage 2 Kit: 2015-2023 Dodge Challenger 6.4L 392 (+76HP)

FastHemis

Regular price $3,471.82 from $3,293.30 Up to 5% off

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Essential Engine Internals for Chrysler, Dodge, Ram & Jeep Hemi Builds

Upgrading your engine internals is key to building a durable, high-performance Hemi platform. Whether you’re aiming for a dependable daily driver or a boosted race engine, the right components ensure your build can handle increased power and demanding conditions with confidence.

Why upgrade your engine internals on a Hemi?

Stock engine internals are designed for factory power levels and daily reliability, but pushing your Hemi beyond those limits requires stronger, more precise components. Upgraded pistons, rods, and camshafts improve strength and valvetrain control, reducing the risk of failure under boost or high RPM. This helps maintain engine integrity and extends the life of your build.

  • Improved durability under increased power and boost
  • Better valvetrain timing and control for performance gains
  • Enhanced reliability for street or track use

What should I look for in performance engine internals?

Choosing the right internals depends on your build goals and engine platform. High-strength forged pistons and rods are essential for boosted or high-horsepower applications. Precision-ground camshafts optimize valve timing for improved power delivery. Durable bearings and gasket kits ensure proper sealing and reduce wear. Matching these components to your specific Hemi engine and intended use is critical for a balanced, reliable build.

Building a reliable Hemi engine for boost – key considerations

When building a boosted Hemi, focus on components that handle increased cylinder pressures and heat. Upgrading your internals is just one part of the equation—proper assembly, break-in procedures, and tuning are equally important. Shop FastHemis for quality engine internals designed specifically for Chrysler, Dodge, Ram, and Jeep Hemi platforms to support your performance goals with confidence.

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