DHD Duramax Rear Engine Cover Bolt Set LB7 LLY LBZ LMM LML L5P (2001-2024)

Refreshing or resealing your engine? Replace your rusty, damaged or broken hardware with this Rear Engine Cover Bolt kit from DHD. These bolt kits were born in our engine room and are a favorite among technicians and installers. They have the same fit, grade and function as OE and look great.

Features:

• Perfect Fit
• OE Grade & Strength
• Corrosion Resistant Zinc Finish
• Over a $92.00 GM OE Retail Value
• (4) M12 Long Bolts, (13) M12 Short Bolts

Fitment:

• 2001-2024 Duramax
• LB7, LLY, LBZ, LMM, LML, L5P
• Attaches Flywheel Housing to Engine Block (GM 12622693,12650411,12644060)

OE Parts Numbers:

• 11515778 M12 x 45MM 
• 11515781 M12 x 60MM 
• 94011917 M12 x 45MM