Header Reducers & Extensions

Header Reducers, Slip Fit, 3 in. Inlet, 2.5 in. Outlet, Steel, Aluminized, Pair

Part Number: FLO-R3025

5.0 out of 5 stars ( 26 )

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

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

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 Collector Extensions, 3.0 in., Slip-Fit, 18-Gauge, Fits 3.0 in. Pipe, 12 in. Length, Each

Part Number: SCH-120030

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Estimated Ship Date: Today

Header Collector Extensions, 3.0 in., Slip-Fit, 18-Gauge, Fits 3.0 in. Pipe, 48 in. Length, Each

Part Number: SCH-480030

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Header Collector Extensions, 3.5 in., Slip-Fit, 18-Gauge, Fits 3.5 in. Pipe, 48 in. Length, Each

Part Number: SCH-480035

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Oversize $7.99

SB Chevy Header, 3/8" x 16", 1-1/4 Bolt Kit 12 PT head, set of 12

Part Number: STG-8931B

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Estimated Ship Date: Today

SB Ford Header, 3/8" x 16", 1-1/4 Bolt Kit 12 PT head, set of 16

Part Number: STG-8933B

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

LS1, LS2, LS6 Chevy w/8mm x 30mm, 1-1/4" underhead, 12 pt head, set of 12

Part Number: STG-8930B

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order