Refreshing or resealing your engine? Replace your rusty, damaged or broken hardware with this zinc coated upper oil pan bolt kit from DHD. Its not uncommon for these bolts to strip during removal so buy these before you start your project! This all inclusive kit covers Duramax 6.6L engine models 2001 through 2024.
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Total Reviews (1)You must login to post a review.
Reviewed by: Rick08/02/2026 10:37PM
Product ownership: Less than 1 month
Purchased from: Dirty Hooker Diesel
Comments:
These are not a good replacement. These are standard 20mm and 30mm length bolts. The original are just a bit longer and allow for better engagement. They barely get maybe a thread to thread and a half and would be essay to strip.