Availability
Header Bolts, Split Lock, 3/8-16 in., 12-Point, Steel, Black Oxide, Chevy, Mopar, AMC, Set of 12
Part Number: SUM-910120
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifold Hardware, Hex Flange, 10.9 Steel, Zinc Plated, Chevrolet, LS, Set of 12
Part Number: SUM-910228
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Bolts, Hex Head, 1.000 in. UHL, 3/8 in. Wrench, Stainless Steel, Natural, Chevy, LS Engine, Set of 12
Part Number: SUM-910231
Estimated Ship Date: Today
Estimated Ship Date: Today
Collector Bolts, Hex Head, Steel, Zinc Plated, 3/8 in.-16 x 1.0 in. Long, Set of 6
Part Number: SUM-G1590
Estimated Ship Date: Today
Estimated Ship Date: Today
Header bolt kit, Extreme Duty, Chromoly, Black Oxide, Chevy LS, 6 pt., Set of 12
Part Number: SUM-910502
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Bolts, Split Lock, 5/16-18 in., 12-Point, Stainless Steel, Mopar, Small Block LA, Set of 12
Part Number: SUM-910125
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Bolts, 12-Point, 3/8 in. Wrench, Stainless Steel, Black Oxide, Chevy, Small Block, Set of 12
Part Number: SUM-910212
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Bolts, Hex Head, Stainless Steel, Natural, 3/8 in.-16, 0.750 in. U.H.L., Set of 16
Part Number: SUM-G1490A
Estimated Ship Date: Today
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
Estimated Ship Date: Today
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
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
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Hex Head, Stainless Steel, Natural, 3/8-16 in., Set of 12
Part Number: SUM-G1490
Estimated Ship Date: Today
Estimated Ship Date: Today
Collector Bolts, Hex Head, Stainless Steel, Natural, 3/8 in.-16 x 1.0 in. Long, Set of 6
Part Number: SUM-G1590HS
Estimated Ship Date: Today
Estimated Ship Date: Today
Collector Bolts, Split Lock, 3/8-16 in., 12-Point Head, 1.000 in. UHL, Steel, Black Oxide, Set of 6
Part Number: SUM-910130
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Bolts, Split Lock, 3/8-16 in., 12-Point, Steel, Black Oxide, Chevy, Mopar, AMC, Single Replacement, Each
Part Number: SUM-910120-1
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Exhaust Cutout, Electric, Aluminum, Bolt On, 2.5 in. Diameter, Stainless Steel Tubing, Kit
Part Number: SUM-670112
Estimated Ship Date: Today
Estimated Ship Date: Today
Dual Exhaust Cutouts, Electric, Aluminum, Bolt On, 2.5 in. Diameter, Stainless Steel Tubing, Kit
Part Number: SUM-670112-2
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Cutout, Electric, Aluminum, Bolt On, 3.0 in. Diameter, Stainless Steel Tubing, Kit
Part Number: SUM-670113
Estimated Ship Date: Today
Estimated Ship Date: Today
Dual Exhaust Cutouts, Electric, Aluminum, Bolt On, 3.0 in. Diameter, Stainless Steel Tubing, Kit
Part Number: SUM-670113-2
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Cutout, Slip Fit, Electric, Aluminum Valve Flange, Bolt On, 2.5 in. Diameter, Stainless Steel Tubing, Kit
Part Number: SUM-670212
Estimated Ship Date: Today
Estimated Ship Date: Today
Dual Exhaust Cutouts, Slip Fit, Electric, Aluminum, Bolt On, 2.5 in. Diameter, Stainless Steel Tubing, Kit
Part Number: SUM-670212-2
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Cutout, Slip Fit, Electric, Aluminum, Bolt On, 3.0 in. Diameter, Stainless Steel Tubing, Kit
Part Number: SUM-670213
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Cutout, Slip Fit, Electric, Aluminum, Bolt On, 2.5 in. Diameter, Mild Steel Tubing, Kit
Part Number: SUM-670222
Estimated Ship Date: Today
Estimated Ship Date: Today
Dual Exhaust Cutouts, Slip Fit, Electric, Aluminum, Bolt On, 2.5 in. Diameter, Mild Steel Tubing, Kit
Part Number: SUM-670222-2
Estimated Ship Date: Today
Estimated Ship Date: Today
Dual Exhaust Cutouts, Slip Fit, Electric, Aluminum, Bolt On, 3.0 in. Diameter, Stainless Steel Tubing, Kit
Part Number: SUM-670213-2
Estimated Ship Date: Today
Estimated Ship Date: Today
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