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

Exhaust Manifold Hardware, Grade 10.9 Bolts, M8-1.25 Threads with 25mm Length, Steel, Zinc Plated, Chevy, GMC, Small Block LS, Set of 12

Part Number: ICB-551696

4.4 out of 5 stars ( 10 )

Estimated Ship Date: Tomorrow

Headers, Cat4ward, Stainless Steel, Silver Ceramic Coated, Cadillac, 6.2L, Pair

Part Number: JBA-1850S-4JS

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, 2.00 in. Diameter Round Port, Chevy, LS, Pair

Part Number: SUM-670202-SS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Muffler, Xlerator Performance, Steel, Aluminized, Chevy, GMC, 6.0, 8.1L, Each

Part Number: APH-X503

3.5 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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Headers, Engine Swap, Long Tube, Steel, Paint, 1 7/8 in. Primary, Chevy, GMC, LS, Pair

Part Number: HOK-70101504HKR

Not Yet Reviewed

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Headers, Hot Rodz Engine Swap, Mid-Length, Steel, Silver Ceramic Coated, Chevy, Pontiac, Pair

Part Number: HED-68716

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Spark Plug Boot Protectors, Spark Plug Wire/Boot Protectors, Slip-on, 1,200 degrees F, Black, 8.00 in. Length, Chevrolet, Small Block LS, Set of 8

Part Number: HMI-8030

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

Crossover Pipe, X-Pipe, Stainless Steel, Natural, Fits Stock Manifolds, Chevy, Small Block, LS1, Each

Part Number: BOR-60087

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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

Part Number: WLK-21533

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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Muffler, Stainless Steel, Natural, Chevy, Pontiac, Each

Part Number: MPE-12265

4.81 out of 5 stars ( 16 )

Estimated Ship Date: Tomorrow

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Header Bolts, Hex Head, 20mm UHL, 10mm Wrench, Steel, Black Oxide, Chevy, LS, Set of 12

Part Number: ARP-134-1101

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Exhaust Manifolds, Turbo, Ductile Iron, Silver Ceramic, 3.0 in. Turbo Outlet/2.25 in. Crossover Connection, Chevrolet LS, Gen III/Gen IV, Pair

Part Number: HOK-8510-1HKR

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Exhaust Manifolds, Blackheart, Cast Iron, Black Ceramic Coated, Chevrolet, GMC, Small Block LS, Pair

Part Number: HOK-BHS593

Not Yet Reviewed

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Headers, Long Tube, Steel, Titanium Ceramic, Chevy, Pontiac, Chevy, Small Block, LS1, Pair

Part Number: BBK-1694

4.29 out of 5 stars ( 14 )

Estimated Ship Date: Tomorrow

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Heat Protection, Spark Plug Boot Heat Shields, Straight, Aluminum, Natural, 2 3/8 in. Long, LS, Set of 8

Part Number: SUM-889511

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

Headers, Long Tube, Stainless Steel, Natural, 1 3/4 in. Primary Tube, With Converters, Kit

Part Number: XFO-HSVF82KITB

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Oct 27, 2025 if ordered today

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Headers, Mid-length, Steel, Silver Ceramic Coated, Round Port, Buick, Chevrolet, Oldsmobile, Pontiac, Small Block LS, Pair

Part Number: DOU-D3357

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Catalytic Converter, Direct Fit, Stainless Case, Ceramic Substrate, Cadillac, Chevy, GMC, Each

Part Number: FLO-2010019

4.62 out of 5 stars ( 77 )

Estimated Ship Date: Tomorrow

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Header bolt kit, Extreme Duty, Chromoly, Black Oxide, Chevy LS, 6 pt., Set of 12

Part Number: SUM-910502

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Exhaust Manifolds, Cast Iron, Silver Ceramic Coated, Chevy, LS Series Engines, Modifications Required, Pair

Part Number: HOK-8504-1HKR

Not Yet Reviewed

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Crossover Pipe, X-Pipe, Steel, Aluminized, 2.5 n. Diameter, Chevy, 6.2L, Kit

Part Number: SUM-642135

4.69 out of 5 stars ( 29 )

Estimated Ship Date: Tomorrow

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

Part Number: HED-69696

3.89 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

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Headers, 1 3/4" 4-Tube Full Length Header Chevrolet LS1 Engine Swap Camaro 67-69 Nova 62-74 48-56 F-100 and

Part Number: PTE-H8098

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Headers, Hot Rodz Engine Swap, Mid-Length, Steel, Temporary Paint, Chevy, Pontiac, LS, Pair

Part Number: HED-68710

4.33 out of 5 stars ( 12 )

Estimated Ship Date: Tomorrow

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Exhaust Manifolds, Tight Tuck for LS Swaps, 1.75 in. Primaries, with Mating Flanges, Hi-Silicon-Moly Ductile Cast Iron, Black Ceramic Coating, Pair

Part Number: BIG-31730-3FLT

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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