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

Muffler, OE Replacement, Steel, Aluminized, Chevy, Pontiac, V6, Each

Part Number: APH-2577

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 17, 2025 if ordered today

• Drop Ship
• Special Order

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

Part Number: APH-2581

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converter, Direct-Fit, Stainless Steel, Chevy, GMC, Each

Part Number: CTO-9233

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 11, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: WLK-83497

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Headers, Factory Connect, Long Tube, Catalytic Converter, Stainless Steel, Natural, 1 3/4 in. Primary, 2.50 in. Collector, Dual, Chevy, GMC, Pair

Part Number: STW-CT6-0

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: HOK-BHS594

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Nov 12, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: STW-HFLS7200

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: STW-C605178HCAT

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: STW-CA11H3CAT

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: CTO-912333

Not Yet Reviewed

Estimated Ship Date: Nov 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: PTE-H8080-B

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: WLK-56220

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: STW-HFLS1200

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: CTO-9188

Not Yet Reviewed

Estimated Ship Date: Nov 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: DOU-D3347-B

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: DOU-D3352-B

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: DOU-DMP104

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: PTE-H8077

Not Yet Reviewed

Estimated Ship Date: Nov 21, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: PTE-H8077-B

Not Yet Reviewed

Estimated Ship Date: Nov 21, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Headers, Clippster, Mid-Length, Steel, High Temperature Black Paint, Chevy, GMC, LS Swap, Pair

Part Number: PTE-H8087-B

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 21, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Headers, Cat4ward, Shorty, Stainless Steel, Natural, Chevy, 6.2L, Kit

Part Number: JBA-1813S

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Headers, Competition Ready, Stainless Steel, Natural, Chevy, 6.2L, Pair

Part Number: JBA-6813S

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order