CHEVROLET 7.0L/427 Stainless Works Headers

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 2.25 in. Primaries, Pair

Part Number: STW-HFBBC225

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, 2.50 in. Diameter Round Raised Port, Chevrolet, BBC, Pair

Part Number: STW-HFBBCH250RSD

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Headers, Performance Connect, Long Tube, Catalytic Converter, Stainless Steel, Natural, 1 7/8 in. Primary, 3.00 in. Collector, Chevy, LS Swap, Pair

Part Number: STW-LSS10C

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 2 in. Primaries, Pair

Part Number: STW-HFBBC200

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Estimated Ship Date: May 6, 2026 if ordered today

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 2.125 in. Primaries, Pair

Part Number: STW-HFBBC212

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Headers, Dragster, Upswept, Stainless Steel, Natural, 2 1/2 in. Standard Primary, 5 in. Collectors, Chevy, Big Block, Pair

Part Number: STW-UPBBC250

1.0 out of 5 stars ( 1 )

Estimated Ship Date: May 6, 2026 if ordered today

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1963-82 Corvette LS1 full length, 1 7/8" primaries, 3" collector, 3/8" CNC laser cut flanges. Long tube design

Part Number: STW-C3NCSE

4.0 out of 5 stars ( 1 )

Estimated Ship Date: May 8, 2026 if ordered today

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy, LS7, Fits 2 in. Primaries, Pair

Part Number: STW-HFLS7200

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Estimated Ship Date: May 6, 2026 if ordered today

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 1.75 in. Primaries, Pair

Part Number: STW-HFBBC175

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Estimated Ship Date: May 7, 2026 if ordered today

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Headers, 1 7/8 in. Primaries, 3 in. Collectors, X-Pipe with Cats, Stainless Steel, Chevrolet, Pair

Part Number: STW-C605178HCAT

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Estimated Ship Date: May 7, 2026 if ordered today

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Headers, Turbo, Down/Forward, Stainless, Natural, 2 in. Primary, 3 in. Slip Fit Collectors, Chevy, Big Block, Pair

Part Number: STW-BBCDFT2

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Estimated Ship Date: May 5, 2026 if ordered today

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Headers, Long Tube, Stainless Steel, Natural, 3.5 in. Collector, Chevy, Big Block, Pair

Part Number: STW-CANV679178

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Estimated Ship Date: May 7, 2026 if ordered today

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Headers, Dragster, Downsweep, Stainless Steel, Natural, 2 3/8 in. Shortened Primary, 4 1/2 in. Collectors, Chevy, Big Block, Pair

Part Number: STW-DNBBC2384

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Estimated Ship Date: May 7, 2026 if ordered today

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Headers, Dragster, Upswept, Stainless Steel, Natural, 2 1/4 in. Standard Primary, 4 in. Collectors, Chevy, Big Block, Pair

Part Number: STW-UPBBC225

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 6, 2026 if ordered today

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Headers, Dragster, Downsweep, Stainless Steel, Natural, 2 3/8 in./2 1/2 in. Standard Primary, 5 in. Collectors, Chevy, Big Block, Pair

Part Number: STW-DNBBC238S250

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Estimated Ship Date: May 7, 2026 if ordered today

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 1.875 in. Primaries, Pair

Part Number: STW-HFBBC188

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Estimated Ship Date: May 7, 2026 if ordered today

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy, LS7, Fits 1.875 in. Primaries, Pair

Part Number: STW-HFLS7188

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Estimated Ship Date: May 7, 2026 if ordered today

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1967-69 F-body & 1968-72 Nova Big Block Chevy headers. 2", .065 wall thickness, CNC mandrel bent primary tubes

Part Number: STW-CA1GENBB

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Estimated Ship Date: May 7, 2026 if ordered today

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Headers, Forward and Down, Stainless Steel, Natural, Chevy Big Block, Pair

Part Number: STW-BBCDFT225

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Estimated Ship Date: May 8, 2026 if ordered today

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