HEMI Ported Heads by Modern Muscle Performance
Increase your engine’s airflow and performance with the HEMI Ported Heads by Modern Muscle Performance, designed for 2003-2008 5.7L HEMI engines. These CNC ported cylinder heads provide improved air movement, enhanced combustion efficiency, and stronger performance potential for serious engine builds.
The HEMI Ported Heads feature precision CNC porting that optimizes the intake and exhaust pathways. Modern Muscle Performance designs these heads to help your engine breathe more efficiently, allowing increased airflow and improved power output across the RPM range.
Factory cylinder heads can limit performance when upgrading your HEMI engine with camshafts, headers, forced induction, or other performance components. These CNC ported heads provide the airflow improvement needed to support higher horsepower applications.
Product Specifications
| Feature | Details |
|---|---|
| Product Name | 5.7L HEMI CNC Ported Heads |
| Brand | Modern Muscle Performance |
| Engine Compatibility | 5.7L HEMI V8 |
| Vehicle Compatibility | 2003-2008 Dodge Applications |
| Product Type | CNC Ported Cylinder Heads |
| Main Benefit | Increased Airflow & Power Potential |
| Porting Method | CNC Precision Porting |
| Application | Performance, Racing, Engine Builds |
| Upgrade Type | Cylinder Head Performance Upgrade |
| Recommended Use | High-Performance HEMI Applications |
Key Features
- Fits 2003-2008 5.7L HEMI engines
- Manufactured by Modern Muscle Performance
- CNC ported for improved airflow
- Enhances horsepower potential
- Supports performance engine combinations
- Improves intake and exhaust flow
- Ideal for street and race builds
The Modern Muscle Performance HEMI Ported Heads provide the foundation needed for enthusiasts building a stronger and more powerful 5.7L HEMI engine. Improved airflow allows your engine to maximize the benefits of other performance upgrades while maintaining reliable operation.
Whether you are upgrading a Dodge Charger, Challenger, Magnum, Ram, or another HEMI-powered vehicle, these CNC ported heads deliver the performance advantage required for demanding applications.
Choose the HEMI Ported Heads by Modern Muscle Performance to improve engine breathing, increase performance potential, and build a more capable 5.7L HEMI power system.
Michael Brown –
I ordered the 2003–2008 5.7L HEMI CNC Ported Heads for a performance build on my imported Dodge Charger, and Dodge Auto Supply delivered exactly as promised. The ordering process was smooth and professional, and communication was excellent throughout. The heads arrived safely in the UK with no issues. The quality of the machining from Modern Muscle Performance is exceptional. After installation and tuning, the engine performance improved noticeably, especially at higher RPMs where airflow really matters. The car now feels much more responsive and powerful. I would definitely recommend this supplier for serious performance upgrades.
Brian Mitchell –
I ordered the 2003–2008 5.7L HEMI CNC Ported Heads for my Dodge Magnum project, and I couldn’t be happier. Dodge Auto Supply made the entire process smooth from start to finish. The product description was accurate and detailed, which helped me make the right decision. Shipping was faster than expected, and tracking updates were reliable. The heads arrived in excellent condition and looked professionally machined. The quality from Modern Muscle Performance is top-tier. After installation, the engine immediately showed gains in airflow efficiency and power delivery. The car now feels much stronger under acceleration and performs better at higher RPMs. Overall, this was a great purchase experience.
Anthony Rodriguez –
I purchased the CNC Ported Heads for my 2005 Dodge Durango with the 5.7 HEMI, and the results exceeded my expectations. The ordering process on Dodge Auto Supply was simple and fast. I received confirmation immediately and regular shipping updates. The parts arrived securely packaged with no damage. The craftsmanship from Modern Muscle Performance is outstanding—very clean CNC work and perfect fitment. After installation and tuning, the engine feels completely transformed. Better airflow, stronger acceleration, and smoother power delivery across the RPM range. This upgrade was worth every dollar. I highly recommend both the product and the supplier.
Mark Henderson –
I purchased the 2003–2008 5.7L HEMI CNC Ported Heads by Modern Muscle Performance from Dodge Auto Supply for my Dodge Ram build, and the experience was excellent. The website provided all the technical details I needed to confirm compatibility with my engine setup. Ordering was quick, and I received immediate confirmation after checkout. Shipping updates were consistent, which kept me informed throughout the process. The heads arrived in perfect condition, securely packaged with no damage. The machining quality was extremely clean and precise, exactly what I expected from Modern Muscle Performance. After installation and tuning, the difference in airflow and power was noticeable right away. The engine pulls stronger at higher RPMs and feels much more efficient. I am very satisfied with both the product quality and the service provided by Dodge Auto Supply.
Daniel Thompson –
I ordered the 5.7L HEMI CNC Ported Heads from Dodge Auto Supply for my Dodge Charger R/T in Canada. The international shipping process went smoothly, and I received tracking updates throughout. The package arrived in perfect condition, and everything was well protected. The CNC ported heads from Modern Muscle Performance are extremely high quality and clearly designed for serious performance builds. After installation, I immediately noticed improved throttle response and stronger mid-range pull. The engine feels more efficient and aggressive. I am very satisfied with both the product and the service.
Robert Williams –
This was my second order from Dodge Auto Supply, and once again, they delivered a great experience. I installed the 5.7L HEMI CNC Ported Heads on my Dodge Challenger build, and the improvement in performance is very noticeable. The website is easy to use, and finding the correct part was simple. Shipping was fast, and the packaging was very secure. The CNC quality from Modern Muscle Performance is excellent, with precise machining and perfect finish. After tuning, the engine runs stronger, smoother, and more efficiently. I will continue ordering from Dodge Auto Supply for future upgrades.