DHD Duramax Cylinder Head Coolant Crossover Bolt Kit 2001-2016 LB7 LLY LBZ LMM LML

Replace your missing, broken or rusty coolant crossover hardware with this OE style flange bolt kit from DHD. DHD bolt kits are the perfect solution to trying to hunt down expensive OE hardware. This bolt kit replaces the OE stud and nut combinations that make servicing the coolant crossover difficult. Each kit includes enough bolts to service 1 coolant bridge. The coolant crossover is often referred to a the coolant bridge or coolant y bridge. Its located on the front of the engine and connects both driver and passenger cylinder heads. 

Its always best practice to utilize only the bolts that best match those which came in your engine. Installation of too short or too long of bolts could lead to damage or leaks. 

Features:

• Perfect Fit
• OE Grade & Strength
• Corrosion Resistant Zinc Finish
• 18 Bolts Total Provide Full Model Year Coverage
• Services 1 Cylinder Head Coolant Crossover

Fitment:

• 2001-2016 Duramax 6.6L
• LB7, LLY, LBZ, LMM, LML,

OE Parts Numbers:

• 11570903 M8 Bolts 
• 94013041 M8 Stud

Note: Does not include thermostat housing hardware.