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

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

Part Number: HED-69043

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header Flanges, No Stubs, Stainless, 0.375 in. Thick, 2.000 in. Port, Each

Part Number: KOK-7046-S2

Not Yet Reviewed

Estimated Ship Date: Nov 25, 2025 if ordered today

• Drop Ship
• Special Order

Headers, Mid-Length, 304 Stainless Steel, Black Ceramic Coated, Chevrolet, GMC, Gen III/IV LS, Pair

Part Number: HED-62743

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converter, Stainless Steel, Chevy, 18.00 in. Length, 5.7L, Each

Part Number: CTO-9107

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: APH-2046

Not Yet Reviewed

Estimated Ship Date: Oct 16, 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: Nov 13, 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: Oct 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Oct 16, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Headers, Long Tube with Cats, Steel, Titanium Ceramic Coating, Chevy, LS, Pair

Part Number: BBK-4021

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Dec 26, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

AIR Check Valve, Chevy, GMC, Hummer, Each

Part Number: RNB-911-151

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Exhaust Pipe, X-Pipe, Stainless Steel, Natural, 3.00 in. Diameter, Ford, 5.0L, Each

Part Number: WLK-56260

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

• Drop Ship
• Free Shipping
• $10.00 Summit Bucks
• Special Order

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

Part Number: WLK-55577

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: WLK-55614

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

• Drop Ship
• Oversize $44.99
• Special Order

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

Part Number: WLK-55616

Not Yet Reviewed

Estimated Ship Date: Oct 20, 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: Nov 14, 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: Oct 20, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: WLK-83589

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

• Drop Ship
• Freight Charge
• Special Order

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

Part Number: WLK-54899

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

EXHAUST MANIFOLD

Part Number: NAL-12629723

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

• Drop Ship
• Special Order

Header Flanges, Mild Steel, .375 in. Thick, Chevy, Small Block, LS1/LS2/LS6/LS7, Each

Part Number: NAL-12480130

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: CTO-9189

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Headers, Long Tube, Stainless Steel, Natural, Chevy, Camaro 1967-69, LS1 Small Block, Pair

Part Number: STW-CA679WD

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order