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ARP Header Bolt Kit – 12pt. GM LS 134-1201
Original price was: $30.39.$17.54Current price is: $17.54.
71 in stock
Description
Factory header bolts fail under sustained heat and high RPM loads, leading to exhaust leaks and catastrophic engine damage. ARP’s chromoly header bolts with 12-point heads provide superior clamping force and heat resistance, ensuring a sealed connection that holds through your most demanding track sessions. This is the OEM-quality fastener upgrade that separates reliable builds from ones destined for the dyno.
- 8mm x 1.25 thread
- 0.984 inch length
- 12-point head design
- 4130 chromoly construction
- Black oxide finish
- Washers included
- GM LS-series fitment
- Set of 12 bolts
- Bolt-on installation
- ARP MPN: 134-1201











