Grizzly Head Gasket 1.05mm Grade C Left 01-10 GM 6.6L Duramax HSS-GD15W40SEMI-SYN25GAL The stock horn causes boost

The stock horn causes boost loss at the same flow while the Banks Monster-Ram has a wide

set ride height

Locker requires 38 Spline Axle Shaft

Constructed from heavy-duty forged steel

This will bypass the heat exchanger thats mounted on the passenger side of the block

Grizzly Head Gasket 1.05mm Grade C Left 01-10 GM 6.6L Duramax HSS-GD15W40SEMI-SYN25GAL The stock horn causes boostRestore proper engine sealing and dependable combustion performance in your GM Chevrolet 6. 6L Duramax with the Grizzly GA90049 Left Side Head Gasket 1. 05mm Grade C. Designed as a direct replacement MLS (multi layer steel) head gasket for Duramax LB7, LLY, LBZ, and LMM applications, the GA90049 helps maintain proper cylinder sealing, compression integrity, coolant control, and long term engine reliability for your Duramax powered truck. Head gaskets