Industrial Injection is proud to offer Brand New LB7 Duramax Stock Cylinder Heads for your 2001-2004 GM Duramax. These brand new GM OE cylinder heads have a reinforced casting to make them more durable and help eliminate cracking. Each head has been pressure tested and comes fully loaded and assembled with new factory injector cups.

Features:

- Brand New GM Cylinder Heads

- Reinforced Casting To Help Eliminate Cracking

- New OE Injector Cups Installed

- Pressure Tested

- Fully Loaded & Assembled

- Sold in Pairs

Note: To receive full core credit we need a good, re-useable pair of cylinder heads. No cracks, warping, or excessive wear.