2007+ GEN IV LS Truck & LS3 Thermostat Housing Water Neck OEM GM 12587395

Manufacturer: General Motors

Part # 12587395

Interchange Part # 15-10595, 89018168

This was removed from a brand new crate engine which was modified for a high performance build. As a result, it no longer needed the OEM Factory Parts. Parts are in LIKE NEW condition with minimal evidence of use. OEM, Not an aftermarket replacement.

Actual thermostat and housing you will receive is pictured. Please compare to your original to ensure this is the proper part you are needing.