GM 6.6L Duramax Diesel LLY & LBZ casting # 8GF1 (SOLD IN PAIR)

Upgrade Your Engine with Remanufactured GM 6.6L Duramax Diesel LLY & LBZ 8GF1 Cylinder Heads!

Fits Years LLY: 2004-2005

• Chevrolet Silverado 2500HD & 3500HD
• GMC Sierra 2500HD & 3500HD

Fits Years LBZ: 2006-2007

• Hummer H1 Alpha
• Chevrolet Silverado 2500HD & 3500HD
• GMC Sierra 2500HD & 3500HD 

Product Description:

Elevate your vehicle's performance with our premium remanufactured GM 6.6L Duramax Diesel LLY & LBZ 8GF1 Cylinder Heads. This sale includes a pair of cylinder heads (right and left sides) designed to restore and enhance the efficiency of your Duramax engine.

Features:

• Complete Remanufacturing: Each cylinder head undergoes a thorough disassembly process, followed by meticulous cleaning in a hot tank for an immaculate finish.
• Durability Assurance: Pressure testing is conducted to confirm that each head is free of cracks, ensuring long-lasting durability and reliability.
• Optimal Performance: Equipped with new valve stem seals and a precise 3-angle valve grind, these heads guarantee superior compression and engine performance.
• Precision Finishing: Our cylinder heads feature a smooth, polished surface achieved through advanced PCD milling, optimizing airflow and efficiency.

Note: This sale is for a pair of cylinder heads only. Cam seals and gasket sets are not included.

Sold in Pairs: Ensures complete compatibility and enhanced performance for your vehicle.