Header Reducers & Extensions

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 Collector Reducers, Steel, Zinc Plated, 3-Bolt, 3.00 in. Diameter, Composite Gaskets, Pair

Part Number: PTE-H7244

4.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

Collector Reducers, 3-Bolt, 3.5 in. to 2.5 in., Gaskets, Fasteners, Pair

Part Number: PTE-H7236

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Collector Adapter 3" inlet 3" outlet with O2 bung

Part Number: STW-HCA33-O2

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Collector Flanges, 3-Bolt, 2.5 in. I.D., Gaskets, Fasteners, Set

Part Number: PTE-H7259

4.63 out of 5 stars ( 16 )

Estimated Ship Date: Today

Exhaust Collector Reducer, Steel, Natural, 3.5 in. Inlet, 2.5 in. Outlet, 4.625 in. Length, Each

Part Number: SCH-2535

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Header Reducers, Collector Reducers, 3-bolt Flange, 2.500 in. Collector Diameter, 2.250 in. Reducer Outlet Diameter, Steel, Zinc Finish, Gaskets, Kit

Part Number: PTE-H7229

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Header Collector Extensions, 3.0 in. 3-Bolt Flange, 2.25 in. Pipe, Pair

Part Number: HED-18803

4.6 out of 5 stars ( 10 )

Estimated Ship Date: Today

3 1/2" 3 bolt, 3 1/2" od outlet, 6" overall length. 304 S/S Construction, tig welded, 3/8" thick laser cut fl

Part Number: STW-HCA3-53-5

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2025 if ordered today

• Drop Ship
• Special Order

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: Today

HEADER COLLECTOR ADAPTER

Part Number: STW-HCA2-52-25O2

Not Yet Reviewed

Estimated Ship Date: Today

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Header Reducers, Aluminumized Steel, 3-Bolt Flange, 3.0 in. Inlet, 2.5 in. Outlet, Pair

Part Number: JEX-AHC1

4.11 out of 5 stars ( 9 )

Estimated Ship Date: Today

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: Jul 23, 2025 if ordered today

Collector Rings, 3.50 in., 3-Bolt Flange, Steel, Natural, Pair

Part Number: HOK-11435HKR

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Header Starter Tubes, Ball and Socket, 2-Bolt Flange, 304 Stainless Steel, 2.5 in. Diameter, Pair

Part Number: JBA-31650ST

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Header Collector Extensions, Slip-On, 3.00 in. Diameter, 18.0 in. Length, Pair

Part Number: SUM-670167

Not Yet Reviewed

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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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Reducer Cone Collectors, Weld-on, Stainless Steel, 3.5 in. Collector Diameter, 3.0 in. Reducer Diameter, Each

Part Number: KOK-9051S

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Header Collector Extensions, 3.0 in. 3-Bolt Flange, 3 in. Pipe, Pair

Part Number: HOK-11230HKR

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

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

Header Reducer, 3-Bolt Flange, 3.5 in. Inlet, 3 in. Outlet, Stainless Steel, Each

Part Number: STW-HCA3-53

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Header Collector Reducers, Steel, Zinc Plated, 3-Bolt, 2.50 in. Diameter, Composite Gaskets, Pair

Part Number: PTE-H7242

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Today

Header Collector Adapter, Reducer, 3.5 in. 3-Bolt Flange, 2.5 in.Out., 6.0 in. OAL., 304L SS, Each

Part Number: STW-HCA3-52-5

Not Yet Reviewed

Estimated Ship Date: Jun 9, 2025 if ordered today

Exhaust Pipe Extension; Hedman X-Tension; Exhaust Pipe Extension; Uni-Fit; 2.25 in. Tube; w/2.5 in. Ball And S

Part Number: HED-18808

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

Header Collector Extensions, 3.5 in., Slip-Fit, 18-Gauge, Fits 3.5 in. Pipe, 12 in. Length, Each

Part Number: SCH-120035

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today