Add to Cart Compare Quick view Arp Head Stud Kit Gm 6.6L Duramax 230-4202 ARP MSRP: Now: $1,843.50 Was: Cylinder Head Stud - 12 Point Nuts - Custom Age 625 - Black Oxide - 6.6 L - GM Duramax - Kit MSRP: Now: $1,843.50 Was: Add to Cart Compare Quick view Qty in Cart: 0 Quantity: Decrease Quantity of Arp Head Stud Kit Gm 6.6L Duramax 230-4202 Increase Quantity of Arp Head Stud Kit Gm 6.6L Duramax 230-4202 Price: MSRP: Now: $1,843.50 Was: Subtotal: Add to Cart