Billet Thermostat Housing Kit W/Coolant Return for 01-05 Chevrolet/GMC Duramax LB7/LLY Illusion Purple HSP Diesel " ARP POWER OEM Part # 68393788AA

Billet Thermostat Housing Kit W/Coolant Return for 01-05 Chevrolet/GMC Duramax LB7/LLY Illusion Purple HSP Diesel " ARP POWER OEM Part # 68393788AAHSP Billet Thermostat Housing Kit W Coolant return for 2001 2005 Chevrolet GMC Duramax LB7 LLY. You should be running the forward facing thermostat housing kit, with coolant return if you have a stock turbocharger in the valley. This coolant return has a provision to allow coolant to return from the turbocharger Many of the Chevy Duramax coolant lines are routed in a way that makes it difficult to upgrade turbochargers or other performance

SKU: 17597310637 · From metron-ms.com