1999 Header Fasteners

Header Fasteners, Bolts, Locking, 6-point, Steel, Nickel Plated, Chevy, 4.8, 5.3, 5.7L, Set of 12

Part Number: STG-8900B

4.71 out of 5 stars ( 7 )

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 Fasteners, Bolts, Locking, 12-point, Steel, Nickel Plated, Dodge, 5.9L Diesel, 6.7L Diesel, Set of 12

Part Number: STG-6935

Not Yet Reviewed

Estimated Ship Date: Today

Header Bolt

Part Number: TRD-9943

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

Header Bolts, Hex Head, 30mm UHL, 3/8 in. Wrench, Stainless Steel, Black, Chevy, LS Engine, Set of 12

Part Number: SUM-910232

Not Yet Reviewed

Estimated Ship Date: Today

Header Bolts, Hex, 8mm x 1.25 Thread, Steel, Zinc Plated, 30mm Underhead Length, Ford, 4.6L, 5.4L, Set of 16

Part Number: BBK-1624

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Header Fasteners, Bolts, Hex Head, Steel, Black Oxide, Chevy, GM, Set of 16

Part Number: MOR-38713

Not Yet Reviewed

Estimated Ship Date: Today

Header Bolts, Split Lock, 8mm x 1.25, 12-Point, Steel, Black Oxide, Chevy LS, Ford 4.0L, Set of 12

Part Number: SUM-910123

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

Header Bolts, 12-Point, 3/8 in. Wrench, Custom 450, Black Oxide, Chevy, Small Block, Set of 12

Part Number: ARP-100-1201

4.73 out of 5 stars ( 15 )

Estimated Ship Date: Today

Header Fasteners, Bolts, Locking, External 12-point, Steel, Nickel Plated, Jeep, 258, L6, Set of 11

Part Number: STG-6918

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Header Bolts, Hex Head, Steel, Nickel Plated, 8mm x 1.25, Chevy, 5.7, 6.0L, LS1, LS6, Set of 12

Part Number: PRO-66755

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

Header Studs, Stainless 12-Point, Buick V6, 3.8L, 12 Pieces

Part Number: ARP-420-1402

Not Yet Reviewed

Estimated Ship Date: Today

Header Bolt, Hex Head, M8 x 1.25 Thread, Steel, Black, 1.00 in. Overall Length, Buick, Cadillac, Chevrolet, Pontiac, Set of 12

Part Number: CGT-CF1013

Not Yet Reviewed

Estimated Ship Date: Today

Header Bolts, Split Lock, 8mm x 1.25, 12-Point, Steel, Black Oxide, Ford Modular, Chevy 8.1L, Set of 16

Part Number: SUM-910124

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

Header Bolts, Hex Head, 8mm x 1.25 Thread Size, Steel, Black Oxide, 0.984 in. Underhead Length, Dodge, Ford, Set of 17

Part Number: MRG-970G

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Today

Header Bolt, Hex Head, Steel, Black Oxide, 3/8 in.-16, 0.750 in. U.H.L., Set of 16

Part Number: MIL-84541

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Header Bolts, Flanged Hex Head, 8mm x 1.25, 22mm Underhead Length, Chevy LS, Set of 12

Part Number: SCH-3004-12

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Header Fasteners, Bolts, Allen Head, Black Oxide, Steel, 8mm x 1.25 Thread, 25mm Length, Set of 16

Part Number: MRG-978G

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Header Bolts, Hedder Bolt Kit, Header, 8mm-1.25 x 30mm Long, Black Oxide, Hex, 16 pc.

Part Number: HED-09009

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Header Bolts, Hex Head, Stainless Steel, Polished, 8mm x 1.25, Chevy, 5.7, 6.0L, LS1, LS6, Set of 12

Part Number: GAR-56406-HSP

4.42 out of 5 stars ( 12 )

Estimated Ship Date: Today

Header Studs, 12-Point Nuts, Chromoly, Black Oxide, 9/16 in. Wrench, Chevy, Small Block, Set of 12

Part Number: MIL-81500

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 30, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, Chevy, 3.8L, Set of 12

Part Number: STG-6912

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 19, 2025 if ordered today

• Drop Ship
• Special Order

Header Bolts, Locking, 8mm x 1.25 Thread Size, Steel, Nickel Plated, 25.00mm UHL, Chrysler, 3.5L, Set of 12

Part Number: STG-6928

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 19, 2025 if ordered today

• Drop Ship
• Special Order

Header Bolts, 12-Point Head, 25mm UHL, 3/8 in. Wrench, Titanium, Natural, Chevy, LS Engine, Set of 12

Part Number: LPE-TPM00002

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Header Fasteners, , Locking Nuts, Hex, Steel, Nickel Plated, Dodge, 8.0L, 8.3L, 8.4L, Set of 20

Part Number: STG-8909N

Not Yet Reviewed

Estimated Ship Date: Nov 19, 2025 if ordered today

• Drop Ship
• Special Order