ARP Headers

Header Bolts, 12-Point, 3/8 in. Wrench, Custom 450, Black Oxide, 3/8 in.-16, 1.000 in. U.H.L., Set of 16

Part Number: ARP-100-1212

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

Header Bolts, Hex Head, 3/8 in. Wrench, Drilled, Stainless Steel, Polished, Chevy, Big Block, Set of 16

Part Number: ARP-400-1104

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/2/2026

Header Bolts, 12-Point, 3/8 in. Wrench, Stainless Steel, Polished, 3/8 in.-16, 1.000 in. U.H.L., Set of 12

Part Number: ARP-400-1211

4.17 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/2/2026

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: Monday 2/2/2026

Header Bolts, 12-Point Head, 30mm UHL, Chromoly, Black Oxide, Chevrolet, Gen V, 6.2L, Set of 10

Part Number: ARP-134-1103

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

Header Studs, 12-Point Nuts, Stainless Steel, Polished, 3/8 in.-16, Oldsmobile, 330-455, Set of 14

Part Number: ARP-480-1401

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

Header Bolts, Hex Head, 5/16 in. Wrench, Stainless Steel, Polished, 3/8 in.-16, 0.750 in. U.H.L., Set of 16

Part Number: ARP-400-1108

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

Header Bolts, 12-Point Head, 30mm UHL, Stainless Steel, Polished, Chevrolet, Gen V, 6.2L, Set of 10

Part Number: ARP-434-1103

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

Header Studs, Hex Nuts, Custom 450, Black Oxide, Chevy Small Block, Set of 12

Part Number: ARP-100-1412

3.4 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/2/2026

Header Bolts, Hex Head, Stainless Steel, Polished, 5/16 in.-18, Chrysler, Small Block, Set of 14

Part Number: ARP-444-1102

4.7 out of 5 stars ( 10 )

Estimated Ship Date: Monday 2/2/2026

Header Bolts, Hex Head, 30mm UHL, Stainless Steel, Polished, Chevrolet, Gen V, 6.2L, Set of 10

Part Number: ARP-434-1104

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

Header Bolts, Hex Head, 3/8 in. Wrench, Custom 450, Black Oxide, 3/8 in.-16, 1.000 in. U.H.L., Set of 12

Part Number: ARP-100-1111

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/2/2026

Header Studs, Hex Nuts, Stainless Steel, Polished, 3/8 in.-16, Chrysler, Small Block, Set of 16

Part Number: ARP-445-1311

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

Header Bolts, 12-Point, 5/16 in. Wrench, Custom 450, Black Oxide, 3/8 in.-16, 1.000 in. U.H.L., Set of 16

Part Number: ARP-100-1210

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

Header Studs, 12-Point Nuts, Custom 450, Black Oxide, Chrysler, Small Block, V8, Set of 16

Part Number: ARP-245-1301

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

Header Bolts, 12-Point, 3/8 in. Wrench, Custom 450, Black Oxide, 3/8 in.-16, 1.000 in. U.H.L., Set of 12

Part Number: ARP-100-1211

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/2/2026

Header Bolts, 12-Point, 3/8 in. Wrench, Drilled, Stainless Steel, Polished, 0.875 in. U.H.L., Set of 16

Part Number: ARP-400-1204

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

Header Bolts, Hex Head, 3/8 in. Wrench, Drilled, Stainless Steel, Polished, Chevy, Small Block, Set of 12

Part Number: ARP-400-1103

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

Header Bolts, Hex Head, Stainless Steel, Drilled, 3/8 in.-16, 0.875 in. U.H.L., Set of 12

Part Number: ARP-400-1106

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/2/2026

Header Bolts, 12-Point, 5/16 in. Wrench, Stainless Steel, Polished, 3/8 in.-16, 0.750 in. U.H.L., Set of 12

Part Number: ARP-400-1207

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

Header Studs, 12-Point Nuts, Stainless Steel, Polished, 3/8 in.-16, Chrysler, Small Block, Set of 16

Part Number: ARP-445-1301

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

• Free Shipping

Header Bolts, 12-Point, 5/16 in. Wrench, Custom 450, Black Oxide, 3/8 in.-16, 1.000 in. U.H.L., Set of 12

Part Number: ARP-100-1209

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

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

Part Number: ARP-420-1402

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

Header Studs, 12-Point Nuts, Custom 450, Black Oxide, Buick 3.8L, Set of 12

Part Number: ARP-120-1402

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

Header Bolts, 12-Point, Custom 450, Black Oxide, Chrysler, Small Block, Set of 14

Part Number: ARP-144-1202

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/2/2026