Fleece Performance 17-23 GM 2500/3500 Freedom Series Cylinder Head (Passenger Side)

SKU: FPE-61-10014-P / UPC: 732777408924

Fleece Performance Freedom Series Cylinder Head (Passenger Side) for 2017-2023 GM 6.6L Duramax L5P

Revitalize your 2017-2023 GM 6.6L Duramax L5P with the Fleece Performance Freedom Series Passenger Side Cylinder Head. Engineered for performance, reliability, and precision, this cylinder head is the ideal choice for diesel enthusiasts seeking a high-quality replacement that delivers consistent power for daily driving, towing, or heavy-duty applications. Crafted in Fleece Performance’s state-of-the-art Freedom Racing Engine shop, this cylinder head ensures your Duramax performs at its best, offering unmatched quality and durability.

Why Choose the Fleece?

This passenger-side cylinder head is meticulously remanufactured from OE castings to meet or exceed factory specifications, providing a seamless fit and dependable performance. Designed specifically for the 2017-2023 GM 6.6L Duramax L5P, it enhances airflow for improved combustion, delivering the power and efficiency your truck needs. Each head undergoes rigorous inspection, pressure testing, and leak testing to guarantee reliability, making it a trusted solution for Chevrolet Silverado and GMC Sierra owners looking to restore or enhance their vehicle’s performance.

Key Features and Benefits

• Precision Engineering: Manufactured in Fleece’s Freedom Racing Engine shop, ensuring exacting standards and quality control.
• Enhanced Airflow: Improves combustion efficiency, boosting power output for towing, hauling, or daily driving.
• Comprehensive Testing: Each head is inspected, pressure tested, and leak tested for maximum reliability.
• Brand-New Components: Includes new valves, valve guides, springs, and valve seals for long-lasting performance.
• No Core Charge: Hassle-free purchase with no core return required, simplifying the upgrade process.
• Ready for Installation: Cleaned, decked, and prepped for a straightforward bolt-on installation.

What’s Included in Your Purchase

• Fleece Performance Freedom Series Cylinder Head (Passenger Side) – SKU: FPE-61-10014-P, UPC: 732777408924
• New Valves: Precision-installed for optimal sealing and performance.
• New Valve Guides: Ensure accurate valve movement and durability.
• New Valve Springs: Designed for consistent pressure and reliability.
• New Valve Seals: Prevent oil leaks and maintain engine efficiency.
• Shipping Details:
  • Weight: 45.00 lbs
  • Dimensions: 23 in. (L) x 15 in. (W) x 12 in. (H)

Note: Head gasket not included. For optimal performance, we recommend using a high-quality head gasket, such as Mahle 54774 or Cummins 4932210.

Vehicle Fitment

The Fleece Performance Freedom Series Cylinder Head (Passenger Side) is designed for the following vehicles with a single alternator configuration:

• 2017-2021 Chevrolet Silverado 2500HD/3500HD – 6.6L Duramax L5P
• 2017-2021 GMC Sierra 2500HD/3500HD – 6.6L Duramax L5P

Fitment Note: Verify compatibility based on your vehicle’s model, trim, build date, and factory options, as these may affect fitment. This cylinder head is compatible with single alternator setups only.

Installation and Compatibility

Built for easy installation, this cylinder head is a direct replacement for the factory passenger-side head on your 6.6L Duramax L5P. It’s ideal for daily drivers, work trucks, or performance builds, with a design that supports up to 700 horsepower in street applications. For engines exceeding factory RPM limits, consider Fleece’s Performance Series heads with higher valve spring rates. Always follow installation instructions and adjust valve lash properly to prevent damage.