ARP SB Chevy Cylinder Head Bolt Kit, High Performance, Hex Head, Chevy, LS1/LS6 1969993 2017-2019 GMC Sierra 2500 HD

2017-2019 GMC Sierra 2500 HD SLT DIESEL Double Cab Pickup

FIA standard 8858-2010 only approves helmets with the nut washer built into the helmet

FULLY WASHABLE

the Pro-Fit provides superior softness and stretchability

ARP SB Chevy Cylinder Head Bolt Kit, High Performance, Hex Head, Chevy, LS1/LS6 1969993 2017-2019 GMC Sierra 2500 HDARP High Performance series head bolt kits are tough! Rated at 170 000 psi 15 percent stronger than Grade 8 fasteners. Available with hex heads or reduced wrenching 12 point heads that eliminate the need for valvetrain removal when re torquing cylinder heads. ARPs product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline. These range from quality high performance OEM