Summit Racing Performance, Restoration & Replacement Parts & Tools

Header Reducers, 3-Bolt Flange, 2.50 in. Inlet, 2.00 in. Outlet, Steel, Natural, Pair

Part Number: SUM-G4755

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

Header Reducers, 3-Bolt Flange, 3.50 in. Inlet, 2.50 in. Outlet, Steel, Natural, Pair

Part Number: SUM-G4757ID

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Header Reducer, Ball/Socket Flange, 3 in. Inlet, 2.5 in. Outlet, Oxygen Sensor Fitting, Steel, Each

Part Number: SUM-626104

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Header Reducers, 3-Bolt Flange, 3 in. Inlet, 2.25 in. Outlet, 409 Stainless Steel, Natural, Pair

Part Number: SUM-G4750SS

2.33 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Header Reducers, 3-Bolt Flange, 2.50 in. Inlet, 2.00 in. Outlet, Steel, Natural, Pair

Part Number: SUM-G4755ID

3.25 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

Exhaust Manifold Stud Kit, A286 Inconel Alloy Stainless, 18 Unbreakable Studs and Nuts, M8 x1.25, F-150 Ecobooost. Kit

Part Number: SUM-G9315

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Engine Bolts, Stainless Steel, Polished, Hex Head, Summit Logo, Chevy, Big Block, Kit

Part Number: SUM-56491HSPS

Not Yet Reviewed

Estimated Ship Date: Jun 18, 2026 if ordered today

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• Special Order

Engine Bolt Kit, Polished Stainless Steel, Summit Logo, Ford, 221-302, 351W, Kit

Part Number: SUM-56250HSPS

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 15, 2026 if ordered today

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• Special Order

Engine Bolts, Stainless Steel, Polished, Hex Head, Summit Logo, Chevy, Small Block, Kit

Part Number: SUM-56490HSPS

Not Yet Reviewed

Estimated Ship Date: Jun 15, 2026 if ordered today

• Special Order