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

Header Extensions, Blackheart Intermediate Pipes, 2.50 in. Diameter, 2-bolt Flange, Bung, RWD, Chevrolet, GMC, Small Block LS, Pair

Part Number: HOK-BH13257

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Estimated Ship Date: Tuesday 9/2/2025

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Headers, LS Turbo, Forward and Up, Stainless Steel, Silver Ceramic Coated, 3.00 in. Collector Diameter, Round Port, Chevrolet, Small Block LS, Pair

Part Number: BIG-31537FLT

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Sep 15, 2025 if ordered today

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Check Valve, A.I.R., Steel, Black, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: ADO-214-1047

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tuesday 9/2/2025

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Crossover Pipe, X-Pipe, Balance Tube, Steel, Aluminized, 3.0 in. Diameter, Universal, Kit

Part Number: WLK-88330

4.18 out of 5 stars ( 11 )

Estimated Ship Date: Tuesday 9/2/2025

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Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 6.0, 8.1L, Each

Part Number: APH-2525

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Estimated Ship Date: Sep 18, 2025 if ordered today

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Replacement X-Pipe, For Dynomax 39496, Stainless Steel, 3.00 in., Natural, Chevy, LS3, L99, Camaro, 6.2L, Each

Part Number: WLK-54714

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 19, 2025 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 4.8, 5.3L, Each

Part Number: APH-2549

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 18, 2025 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 4.8, 6.0L, Each

Part Number: APH-2579

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Estimated Ship Date: Sep 17, 2025 if ordered today

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Muffler, Performance, Stainless Steel, Polished, Chevy, Pontiac, 5.0, 5.7L, Each

Part Number: MPE-14266

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Estimated Ship Date: Sep 19, 2025 if ordered today

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Muffler, Quiet-Flow 3, 2 3/4 in. Inlet/2 3/4 in. Outlet, Steel, Aluminized, Chevy, GMC, Pickup, Each

Part Number: WLK-21356

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 19, 2025 if ordered today

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Muffler, Quiet-Flow 3, 2 1/2 in. Inlet/2 1/4 in. Outlet, Steel, Aluminized, Chevy, Pontiac, Each

Part Number: WLK-21417

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Estimated Ship Date: Sep 19, 2025 if ordered today

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Headers, Super Competition, Block Hugger, Steel, Painted, Chevy, Small Block, LS1, Pair

Part Number: HOK-2312HKR

2.8 out of 5 stars ( 5 )

Estimated Ship Date: Tuesday 9/2/2025

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy, LS1/LS6, Fits 1.875 in. Primaries, Pair

Part Number: STW-HFLS1188

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Estimated Ship Date: Oct 17, 2025 if ordered today

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Walker Quick-Fit Exhaust Flex Connector

Part Number: WLK-65052

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Estimated Ship Date: Tuesday 9/2/2025

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Exhaust Filler Panel, Stainless Steel, Polished, Fits Corsa 4 in. Exhaust Tips, Chevy, Each

Part Number: AFT-042010

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Estimated Ship Date: Tuesday 9/2/2025

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Headers, LS Turbo, Forward and Up, Stainless Steel, Silver Ceramic Coated, 3.00 in. Collector Diameter, Round Port, Chevrolet, Small Block LS, Pair

Part Number: BIG-31536FLT

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Estimated Ship Date: Sep 15, 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: Oct 17, 2025 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Cadillac, Chevy, GMC, Each

Part Number: APH-2306

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Sep 18, 2025 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Chevy, Pontiac, Each

Part Number: APH-2046

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Estimated Ship Date: Sep 17, 2025 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: Oct 16, 2025 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 4.8, 6.0L, Each

Part Number: APH-2578

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Estimated Ship Date: Sep 18, 2025 if ordered today

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Mufflers, OE Replacement, Steel, Aluminized, Baffled, Chevrolet, GMC, Each

Part Number: APH-2581

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Estimated Ship Date: Sep 19, 2025 if ordered today

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy, LS1/LS6, Fits 1.625 in. Primaries, Pair

Part Number: STW-HFLS1163

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Estimated Ship Date: Oct 15, 2025 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: Oct 15, 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: Sep 22, 2025 if ordered today

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