Header Reducers & Extensions

Collector Bolts, Hex Head, Locking, Steel, Nickel Plated, 3/8 in.-16 Thread, Set of 6

Part Number: STG-8950S

5.0 out of 5 stars ( 11 )

Estimated Ship Date: Today

Header Reducers, 3-Bolt Flange, 3 in. Inlet, 2 1/4 in. Outlet, Steel, Natural, Pair

Part Number: PTE-H7251

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

Header Collector, Ball/Socket, 2.5 in. Inlet, 2.25 in. Outlet, Steel, Zinc Plated, Composite Gaskets, Pair

Part Number: PTE-H7247

3.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

Collector Bolts, Hex Head, Locking, Steel, Nickel Plated, 3/8 in.-16 Thread, 2.5 in. Length, Set of 6

Part Number: STG-8950B

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Today

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

Part Number: HED-21100

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Reducer Cone Collectors, Weld-on, Stainless Steel, 3.0 in. Collector Diameter, 2.5 in. Reducer Diameter, Each

Part Number: KOK-9050S

4.5 out of 5 stars ( 4 )

Estimated Ship Date: May 20, 2025 if ordered today

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: Today

Collector Studs, Steel, Black Oxide, 12mm-1.75 in., Kit

Part Number: BBK-1571

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Header Reducers, Header Buddies, Aluminumized Steel, 3-Bolt Flange, 3.0 in. Inlet, 3.0 in. Outlet, Pair

Part Number: JEX-AHB3

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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 ( 1 )

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, 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 Collector, 3-Bolt, 2.50 in. Inlet/Outlet Diameter, Steel, Zinc Plated, Composite Gaskets, Pair

Part Number: PTE-H7239

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

Collector Bolts, 12-Point Head, Stainless Steel, Natural, 3/8 in.-24, 1.250 UHL, Set of 6

Part Number: ARP-400-1213

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Header Collector Extensions, 3.5 in., Slip-Fit, 18-Gauge, Fits 3.5 in. Pipe, 24 in. Length, Each

Part Number: SCH-240035

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Header Collector Flange, Stainless Steel, 3-Bolt, 3.50 in. Diameter Hole, .375 in. Thick, Each

Part Number: PYE-HVF16S

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Header Reducer, Ball/Socket Flange, 3 in. Inlet, 2.5 in. Outlet, Steel, Pair

Part Number: HED-21141

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Collector Bolts, Hex Head, Locking, Steel, Nickel Plated, 3/8 in.-16 Thread, 2 in. Length, Set of 6

Part Number: STG-8950A

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

Header Collector Extensions, 3.0 in. Universal Flange, 2.25 in. Pipe, Pair

Part Number: HED-18805

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

Header Reducers, Straight, 3-bolt Flange, Steel, Painted, 2.5 in. To 2.25 in., Pair

Part Number: SNH-S-RED25

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Header Reducer 3" with welded rings small end 2 1/2" pair

Part Number: TRD-9374

4.33 out of 5 stars ( 3 )

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, Steel, Aluminized, 3-Bolt Flange, 2.5 in. Inlet, 2.5 in. Outlet, Each

Part Number: JEX-AWHC212

4.15 out of 5 stars ( 27 )

Estimated Ship Date: Today

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, 3-Bolt Flange, 3 in. Inlet, 3 in. Outlet, Steel, Aluminized, Pair

Part Number: HED-21121

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today