CHEVROLET Chevy small block Gen III/IV (LS-based engines) Exhaust

Catalytic Converter, Cal-Cat Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Heat Shield, Chevrolet, GMC, Each

Part Number: WLK-83589

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Estimated Ship Date: Nov 19, 2025 if ordered today

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Headers, LS Swap, Mid-Length, Steel, Black Ceramic Coated, Chevrolet, GMC, Pair

Part Number: HED-69043

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Headers, Street, Shorty, Steel, Temporary Paint, Cadillac, Chevy, GMC, Small Block LS, Pair

Part Number: HED-69680

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 12, 2026 if ordered today

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Headers, Street, Shorty, Steel, Silver Ceramic Coated, Cadillac, Chevy, GMC, Small Block LS, Pair

Part Number: HED-69686

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Headers, Specialty and Engine Swap, Mid-Length, Steel, Black Ceramic Coated, Chevrolet, GMC, Isuzu, Pair

Part Number: HED-69713

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Headers, Street, Long Tube Stepped, Steel, Temporary Paint, Chevy, Pontiac, 5.7L LS, Pair

Part Number: HED-68534

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Headers, Specialty and Engine Swap, Mid-Length, Steel, Silver Ceramic Coated, Buick, Chevy, Oldsmobile, Pontiac, Small Block LS, Pair

Part Number: HED-68546

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 12, 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: Dec 15, 2025 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: Dec 15, 2025 if ordered today

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Header, Long Tube, Stainless Steel, 2 in. Tubes, 3 in. Collectors, Chevy, 6.2L, Each

Part Number: STW-CA11H3CAT

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Catalytic Converter, Direct Fit, Stainless Steel Case, GMC, 5.3, 5.7L, Each

Part Number: CTO-912333

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Estimated Ship Date: Nov 13, 2025 if ordered today

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Headers, Block Hugger, GM E-rod, LS Engines, Pair

Part Number: PTE-H8080-B

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Chevrolet, GMC, Each

Part Number: WLK-56220

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Tail Pipe, Passenger Side, 2.25 in. Diameter, Pickups, Universal Dual, Aluminized, Each

Part Number: WLK-67015

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Estimated Ship Date: Nov 19, 2025 if ordered today

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy, LS1/LS6, Fits 2 in. Primaries, Pair

Part Number: STW-HFLS1200

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Catalytic Converter, 12-18 8 Cyl. Isuzu NPR, 6.0L Engine, Left 16-19 8 Cyl. Chevrolet LCF 3500, 6.0L Engine, Left

Part Number: APH-645138

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Catalytic Converter, Stainless Steel, Chevy, GMC, 4.8, 6.0L, Each

Part Number: CTO-9188

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Estimated Ship Date: Nov 13, 2025 if ordered today

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Catalytic Converter, Direct Fit, Stainless Steel, 43.00 in. Length, Cadillac, Chevy, GMC, Each

Part Number: CTO-9631

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Estimated Ship Date: Nov 13, 2025 if ordered today

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Catalytic Converters, Direct-Fit, Stock Flange Inlet, 2.80 in. Slip Fit Outlet, 18.75 in. Overall Length, Right, Chevrolet, GMC, 6.0L, Each

Part Number: APH-645276

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Estimated Ship Date: Nov 14, 2025 if ordered today

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Headers, Long Tube, Steel, High Temperature Black Paint, Chevy, Pontiac, Pair

Part Number: DOU-D333-B

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 18, 2025 if ordered today

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Headers, Long Tube, Steel, Painted, 1.75 in. Primary Tube, 2.5 in. Collector, Chevy, LS Swap, Pair

Part Number: DOU-D3347-B

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Estimated Ship Date: Nov 18, 2025 if ordered today

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Headers, Long Tube One-piece, Steel, Temporary Non-high Temperature Paint, Round Port, Chevrolet, Pontiac, Small Block LS, Pair

Part Number: DOU-D3352-B

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Estimated Ship Date: Nov 18, 2025 if ordered today

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Exhaust Pipe, Mid-Pipe, Stainless Steel, Natural, 3.00 in. O.D., Chevrolet, Small Block LS, Pair

Part Number: DOU-DMP104

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Estimated Ship Date: Nov 18, 2025 if ordered today

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Headers, Clippster, Steel, Silver Ceramic, Chevy, Pickup, SUV, Chevy, Small Block LS, Pair

Part Number: PTE-H8073-1

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Nov 21, 2025 if ordered today

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Headers, Clippster, Steel, Natural, Passenger Car, Chevy, Small Block LS, Pair

Part Number: PTE-H8077

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Estimated Ship Date: Nov 21, 2025 if ordered today

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