GMC SIERRA 1500 Header Fasteners

Header Fasteners, Locking Header Bolts, Internal Allen/Hex Head, Stainless Steel, Chevy, Set of 12

Part Number: MRG-2235G

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Today

Header Bolts, Hex Head, 8mm x 1.25 Thread Size, Steel, Black Oxide, 0.984 in. Underhead Length, Chevy, Small Block LS, Set of 12

Part Number: MRG-918G

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Header bolt kit for GM GEN V LT Engines. (10) M8-1.25 x 25mm Grade 18-8 SS header bolts. 10mm head.

Part Number: KOK-BK113

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Header Bolt Kit for LS Engines. (12) M8-1.25 x 25mm Grade 18-8 SS Header Bolts. 10mm head.

Part Number: KOK-BK110

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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• Special Order