Header Reducers

Oxygen Sensor Reducer; Tube Size 2.5 in.; Collector Size 3 in.; w/Ball And Socket Flanges; Mild Steel

Part Number: HED-21143

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Monday 8/4/2025

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

Part Number: HED-21133

4.64 out of 5 stars ( 14 )

Header Reducer, 3-Bolt Flange, 3.0 in. Inlet, 2.5 in. Outlet, Oxygen Sensor Fitting, Steel, Each

Part Number: HED-21142

4.41 out of 5 stars ( 17 )

Estimated Ship Date: Monday 8/4/2025

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

Part Number: HED-21134

4.29 out of 5 stars ( 7 )

Estimated Ship Date: Monday 8/4/2025

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

Part Number: SUM-626101

Not Yet Reviewed

Estimated Ship Date: Monday 8/4/2025

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

Part Number: SUM-626100

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 8/4/2025

Header Reducer, with Oxygen Sensor Bung, 3-Bolt Flange, 3 in. Inlet, 2.25 in. Outlet, Steel, Natural, Each

Part Number: HED-21107

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 8/4/2025

Header Reducer, 3-Bolt, 4-Bolt, Universal Flange, 3 in. Inlet, 2.25 in. Outlet, Steel, Natural, Each

Part Number: HED-21108

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 8/4/2025

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: Monday 8/4/2025

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

Part Number: HED-21106

Not Yet Reviewed

Estimated Ship Date: Monday 8/4/2025

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: Monday 8/4/2025

Header Reducer, Ball and Socket Flange, 3 in. Inlet, 2.25 in. Outlet, Steel, Painted, Each

Part Number: HED-21117

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 8/4/2025