ARP - Chevy Duramax Diesel '06 & Later Lbz/Lmm Main Stud Kit - 230-5402

The ARP 230-5402 main stud kit provides enhanced bottom-end strength for later-model GM Duramax diesel engines.

Key Features

• Main stud kit for LBZ and LMM Duramax engines


• High-strength ARP alloy materials


• Improves block rigidity and bearing support


• Designed for performance and heavy-duty use


• Precision-machined for consistent installation

Compatibility & Installation Notes

• Fits GM Duramax LBZ and LMM engines (2006 & later)


• Recommended during bottom-end rebuilds


• Torque per ARP specifications

Prop 65 Warning

WARNING: This product can expose you to chemicals known to the State of California to cause cancer and reproductive harm. For more information, visit www.P65Warnings.ca.gov.