The Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit for 2001-2005 LB7/LLY Duramax replaces the OEM upper radiator hose that normally crosses over the driver side valve cover as well as the coolant return pipe. By changing the coolant routing to an...

The Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit for 2001-2005 LB7/LLY Duramax replaces the OEM upper radiator hose that normally crosses over the driver side valve cover as well as the coolant return pipe. By changing the coolant routing to an...

The Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit for 2001-2005 LB7/LLY Duramax replaces the OEM upper radiator hose that normally crosses over the driver side valve cover as well as the coolant return pipe. By changing the coolant routing to an...

The Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit for 2001-2005 LB7/LLY Duramax replaces the OEM upper radiator hose that normally crosses over the driver side valve cover as well as the coolant return pipe. By changing the coolant routing to an...

The Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit for 2001-2005 LB7/LLY Duramax replaces the OEM upper radiator hose that normally crosses over the driver side valve cover as well as the coolant return pipe. By changing the coolant routing to an...

The Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit for 2001-2005 LB7/LLY Duramax replaces the OEM upper radiator hose that normally crosses over the driver side valve cover as well as the coolant return pipe. By changing the coolant routing to an...

The Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit for 2001-2005 LB7/LLY Duramax replaces the OEM upper radiator hose that normally crosses over the driver side valve cover as well as the coolant return pipe. By changing the coolant routing to an...

The Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit for 2001-2005 LB7/LLY Duramax replaces the OEM upper radiator hose that normally crosses over the driver side valve cover as well as the coolant return pipe. By changing the coolant routing to an...

The Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit for 2001-2005 LB7/LLY Duramax replaces the OEM upper radiator hose that normally crosses over the driver side valve cover as well as the coolant return pipe. By changing the coolant routing to an...

Run a more aggressive wheel and tire combination on your Chevrolet Heavy Duty Truck and eliminate rubbing on the front bumper and valance without the need for trimming factory components with these CNC machined billet aluminum spacer kits from WCFab. ?Spaces the front bumper...

Stage 3 upgrade for the 2017-2019 L5P Duramax combines our Stage 2 High Flow Bundle and 3.5 in. Down Pipe into a single package providing increased air and exhaust flow for your turbo and engine for improved efficiency, throttle response, and turbo spool up....

Oil line kit For S400 Turbo in a Twin/Compound or Remote Mount Application Oil Line Kit for S400 Twin/Compound Turbo LML Duramax Features: Stainless braided drain and feed Lines, Fittings for turbo, oil pan and engine block.

Stage 3 upgrade for the 2017-2019 L5P Duramax combines our Stage 2 High Flow Bundle and 3.5 in. Down Pipe into a single package providing increased air and exhaust flow for your turbo and engine for improved efficiency, throttle response, and turbo spool up....

Oil line kit For S400 Turbo in a Twin/Compound or Remote Mount Application Oil Line Kit for S400 Twin/Compound Turbo LB7/LLY/LBZ/LMM Duramax Features: Stainless Braided #8 Drain Line 30" Stainless Braided #4 Feed Line 30" 1/4" x #4 Fitting for Turbo Feed 3/8" NPT...

Stage 3 upgrade for the 2017-2019 L5P Duramax combines our Stage 2 High Flow Bundle and 3.5 in. Down Pipe into a single package providing increased air and exhaust flow for your turbo and engine for improved efficiency, throttle response, and turbo spool up....

Stage 3 upgrade for the 2017-2019 L5P Duramax combines our Stage 2 High Flow Bundle and 3.5 in. Down Pipe into a single package providing increased air and exhaust flow for your turbo and engine for improved efficiency, throttle response, and turbo spool up....

Stage 3 upgrade for the 2017-2019 L5P Duramax combines our Stage 2 High Flow Bundle and 3.5 in. Down Pipe into a single package providing increased air and exhaust flow for your turbo and engine for improved efficiency, throttle response, and turbo spool up....

Stage 3 upgrade for the 2017-2019 L5P Duramax combines our Stage 2 High Flow Bundle and 3.5 in. Down Pipe into a single package providing increased air and exhaust flow for your turbo and engine for improved efficiency, throttle response, and turbo spool up....

Stage 3 upgrade for the 2017-2019 L5P Duramax combines our Stage 2 High Flow Bundle and 3.5 in. Down Pipe into a single package providing increased air and exhaust flow for your turbo and engine for improved efficiency, throttle response, and turbo spool up....

Stage 3 upgrade for the 2017-2019 L5P Duramax combines our Stage 2 High Flow Bundle and 3.5 in. Down Pipe into a single package providing increased air and exhaust flow for your turbo and engine for improved efficiency, throttle response, and turbo spool up....