Fleece Performance Engineering, a leading manufacturer of aftermarket diesel performance products, announces the expansion of their Freedom Series cylinder heads to include the 6.6L Duramax. Available for model years 2001-2016 of the 6.6-Liter Duramax engine, each cylinder head is re-manufactured in the state-of-the-art Freedom Racing Engine facility and guaranteed to meet or exceed factory specifications.

All heads are meticulously cleaned, inspected, pressure and leak tested, decked, and are equipped with new valve guides, springs, and valve seals. These heads are perfect for daily driving or towing applications. Freedom Series cylinder heads for the Duramax and Cummins engines are available from more than 200 nationwide authorized Fleece dealers, online retailers, and at FleecePerformance.com.

With these now available, you’re offered an affordable option if your parts go down. Don’t fret over the cost of a new OEM unit. Fleece has you covered with parts that will meet or exceed OEM quality.

Fleece Performance Engineering is a leading manufacturer of aftermarket diesel performance products, with a reputation for innovation, quality, and service. Products, such as the complete line of Cheetah Turbochargers, PowerFlo lift and injection pumps, TapShifter, and more, have been engineered to expand the limits of diesel performance technology. Fleece’s growing portfolio is available from more than 200 nationwide authorized Fleece dealers, online retailers, and at FleecePerformance.com.

We are ecstatic to see parts like this hitting the shelves allowing us to take our trucks to the next level. For more information about the Freedom Seires cylinder heads from Fleece Performance, be sure and check out their website here. What are your thoughts on these Fleece cylinder heads? Let us know in the comments below!