4.7L /5.2L / 5.9L Engine Upgrades
DiabloSport inTune i3 Platinum Programmer: Fits Dodge / Chrysler / Ram (05-14)
Diablo Sport
Regular price
$535.95
$475.95
11% off
- Unit price
- /per
American Brother Designs Oil Cap Cover: Chrysler / Dodge / Jeep / Ram Hemi 2005 - 2025
American Brother Designs
Regular price
$101.49
$69.00
32% off
- Unit price
- /per
DiabloSport inTune i3 Platinum Programmer: Jeep Grand Cherokee / Wrangler / Commander 2005 - 2014
Diablo Sport
Regular price
$535.95
$475.95
11% off
- Unit price
- /per
aFe 80MM Throttle Body: Fits Chrysler / Dodge / Jeep / Ram 3.6L V6 (11-25)
aFe
$415.00
- Unit price
- /per
DiabloSport inTune i3 Programmer: 300 / Challenger / Charger / Magnum / Ram / Durango 2005 - 2014
Diablo Sport
Regular price
$535.95
$475.95
11% off
- Unit price
- /per
American Brother Designs Engine Bay Tag: Chrysler / Dodge / Jeep / Ram
American Brother Designs
Regular price
$76.00
$56.00
26% off
- Unit price
- /per
AirAid Throttle Body Spacer: Dodge Dakota / Durango 1997 - 2003 (5.2L & 5.9L V8)
AirAid
$146.99
- Unit price
- /per
Bully Dog Thruster Throttle Booster: Fits Most Chrysler / Dodge / Jeep / Ram Models (2005-2022)
Bully Dog
Regular price
$299.00
$157.57
47% off
- Unit price
- /per
MBRP Installer Series Cat-Back Exhaust System: Jeep Grand Cherokee 4.7L & 5.7L Hemi 2005 - 2010
MBRP
Regular price
$450.87
$364.99
19% off
- Unit price
- /per
DiabloSport Trinity 2 (T2 EX) Platinum Programmer / Monitor: Jeep Vehicles 2005 - 2014
Diablo Sport
Regular price
$806.95
$716.95
11% off
- Unit price
- /per
Gibson Exhaust System: Dodge Durango 4.7L V8 & 5.7L Hemi 2004 - 2009
Gibson
Regular price
$1,018.68
$483.30
53% off
- Unit price
- /per
Flowmaster FloxFX Exhaust System: Jeep Grand Cherokee 4.0L / 4.7L 1999 - 2004
Flowmaster
Regular price
$393.95
$349.95
11% off
- Unit price
- /per
Kooks Headers Stage 8 Bolt Kit: Fits Chrysler / Dodge / Jeep / Ram (05-26) w/ HEMI Engines
Kooks Headers
Regular price
$75.80
$68.22
10% off
- Unit price
- /per
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
COMP Cams Stage 1 HRT Hydraulic Roller Camshaft: Fits Dodge / Chrysler / Jeep (02-10)
COMP Cams
$579.95
- Unit price
- /per
DiabloSport inTune i3 Programmer: Jeep Grand Cherokee / Wrangler / Commander 2005 - 2014
Diablo Sport
Regular price
$535.95
$475.95
11% off
- Unit price
- /per
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Performance and Maintenance Upgrades for 4.7L, 5.2L, and 5.9L Mopar Engines
The 4.7L, 5.2L, and 5.9L engines form the backbone of classic Mopar trucks and SUVs, prized for their durability and torque-rich character. Whether you’re working on a 5.9L Magnum 360 or its 4.7L and 5.2L siblings, these engines offer a reliable platform for daily driving and straightforward bolt-on upgrades that enhance performance and longevity.
Keeping Your 5.9L Magnum and Related Engines Running Strong
Routine maintenance is key to preserving the reliability of these legacy Mopar engines. Focus on durable ignition components, fuel system upkeep, and quality gaskets to prevent common wear issues. Proper maintenance not only extends engine life but also ensures consistent torque delivery and throttle response.
- Replace ignition wires, coils, and spark plugs regularly for optimal combustion
- Maintain fuel injectors and fuel pumps to avoid lean conditions
- Use quality seals and gaskets to prevent leaks and maintain compression
- Inspect and replace timing components as needed to avoid performance loss
Popular Performance Upgrades for 4.7L, 5.2L, and 5.9L Engines
These Mopar small blocks respond well to bolt-on upgrades that improve airflow and ignition efficiency. Common enhancements include performance intake manifolds, exhaust headers, and upgraded ignition systems designed to boost throttle response and torque without extensive engine modifications.
Choosing the Right Upgrades for Your Classic Mopar Engine
When selecting parts for your 4.7L, 5.2L, or 5.9L engine, consider your vehicle’s application and desired performance level. Whether you’re restoring a Ram truck or upgrading a Dakota or Durango, FastHemis offers a range of components tailored to maintain reliability while unlocking additional power and drivability.