Upgrade the factory connecting rod bolts on your 2001-2010 GM 6.6L Duramax LB7/LLY/LBZ/LMM with the XDP Connecting Rod Bolt Kit XD3019RB. The XDP Connecting Rod Bolt Kit is constructed high-strength 8740 Chromoly steel with an added proprietary element for the durability and dependability your engine requires.
These bolts are perfect for high-performance applications and help prevent rod bolt stretch and bearing failures.
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XDP X-TRA Slick Engine and Fastener Assembly Lubricant (Sold Separately):