Exhaust Header Bolt Kit, 12-Point Black Oxide Universal, 3/8" Thread X 1.000" UHL (16 Pack) AR100-1210 1-11/32" 90° Tube to Male AN

90° Tube to Male AN Adapter 5/16"to -6AN

Recommended for GL-1

boost gauges

Available in a polished finish to enhance the look of your engine bay

Exhaust Header Bolt Kit, 12-Point Black Oxide Universal, 3/8" Thread X 1.000" UHL (16 Pack) AR100-1210 1-11/32" 90° Tube to Male ANExhaust Header Bolt Kit, 12 Point Black Oxide Universal, 3 8" Thread X 1. 000" UHL (16 Pack) ARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12 point nuts. The ARP Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12 point nut lets you easily slip a socket close to the