Header Reducers

Header Reducers, Ball and Socket Flange, 2.5 in. Inlet, 2.5 in. Outlet, Steel, Natural, Pair

Part Number: HED-21123

4.83 out of 5 stars ( 18 )

Estimated Ship Date: Today

Header Reducers, 2.500 in. Diameter, Ball and Socket Flange, Steel, Natural, Each

Part Number: HED-21151

4.69 out of 5 stars ( 13 )

Estimated Ship Date: Today

Header Reducer; Gasket Style; Tube Size 2.5 in.; Collector 2.5 in.; 3-Bolt Flange; Mild Steel

Part Number: HED-21105

4.57 out of 5 stars ( 23 )

Estimated Ship Date: Today

Header Reducers, 2.50 in. Inlet, 2.50 in. Outlet, 3-Bolt Flange, Stainless Steel, Natural, Includes, Flanges, Gaskets, Hardware, Kit

Part Number: HED-22105

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Header Reducers, Stainless, Natural, Ball and Socket Flange, 2.5 in. Collector, 2.5 in. Reducer Outlet, Pair

Part Number: HED-22129

Not Yet Reviewed

Estimated Ship Date: Today

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Header Reducers, 2.500 in. Diameter, Ball and Socket Flange, Steel, Aluminized, Each

Part Number: HED-21153

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Today

Header Reducers, Ball and Socket Flange, 2.5 in. Inlet, 2 in. Outlet, Steel, Painted, Pair

Part Number: HED-21113

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

Header Reducers, Steel, Slip-On, 2 1/2 in. Primary Tube Diameter, 2.00 in. Collector Diameter, Pair

Part Number: HED-21111

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Header Reducer, 2.500 in, Ball and Socket Flange, Steel, Aluminized, Each

Part Number: HED-21145

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Estimated Ship Date: Today

Header Reducers, 3-Bolt Flange, 2.5 in. Inlet, 2 in. Outlet, Steel, Natural, Pair

Part Number: HED-21101

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Estimated Ship Date: Today

Header Reducer, Ball and Socket Flange, 2.5 in. Inlet, 2 in. Outlet, Steel, Painted, Each

Part Number: HED-21116

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Header Reducer, with Oxygen Sensor Bung, 3-Bolt Flange, 2.5 in. Inlet, 2 in. Outlet, Steel, Natural, Each

Part Number: HED-21106

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Header Reducer, 3-Bolt Flange, 2.5 in. Inlet, 2.25 in. Outlet, Oxygen Sensor Fitting, Steel, Each

Part Number: HED-21126

3.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

Header Reducers, Stainless, Natural, Ball and Socket Flange, 2.5 in. Collector, 2.0 in. Reducer Outlet, Pair

Part Number: HED-22123

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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• Special Order