Billet Thermostat Housing Kit W/Coolant Return for 01-05 Chevrolet/GMC Duramax LB7/LLY Flag Red HSP Diesel All " MBRP 5" TURBO BACK ALUMINUM

MBRP 5" TURBO BACK ALUMINUM SINGLE EXHAUST

DAMPER/HUB Assembly- Works with LS7 Mid-Mount accessory drives only

Livewire TS+ features a full color 4 inch touch screen display with built-in ambient light sensor for automatic brightness adjustment day and night

Part Number: 1944325-OK-HD

REPLACEMENT HARDWARE AND BRACKET KIT LS3 BLACK

Billet Thermostat Housing Kit W/Coolant Return for 01-05 Chevrolet/GMC Duramax LB7/LLY Flag Red HSP Diesel All " MBRP 5" TURBO BACK ALUMINUMHSP 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