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

Muffler, Aero Chamber, 3 in. Inlet/Dual 2 1/2 in. Outlet, Steel, Aluminized, Chevy, Pontiac, Each

Part Number: HOK-21729HKR

4.47 out of 5 stars ( 17 )

Estimated Ship Date: Today

• Free Shipping

Headers, Traditional, Block Hugger, Steel, Temporary Paint, Small Block LS, Pair

Part Number: HED-68520

4.0 out of 5 stars ( 1 )

• Free Shipping
• Special Order

Intermediate Pipes, Exhaust, 2.50 in. O.D., 409 Stainless Steel, with Oxygen (O2) Sensor Bungs, Chevy, GMC, V8, Pair

Part Number: HOK-BH13205

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Headers, Block Hugger, Steel, Silver Ceramic Coated, Round Port, Street Rod, Chevy Small Block LS, Pair

Part Number: BIG-11706-1FLT

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 27, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Intermediate Pipe, 2.5 in., Stainless Steel, Gaskets, Hardware, Chevy/Pontiac, Camaro/Firebird, LS Swap, Kit

Part Number: HOK-42107HKR

3.67 out of 5 stars ( 6 )

Estimated Ship Date: Today

Headers, Shorty, Steel, Silver Ceramic Coated, Chevy LS Swap, Pair

Part Number: SNH-LS14-SEC

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Free Shipping
• Special Order

Header Bolts, Hex Head, 30mm UHL, 3/8 in. Wrench, Stainless Steel, Black, Chevy, LS Engine, Set of 12

Part Number: SUM-910232

Not Yet Reviewed

Estimated Ship Date: Today

Spark Plug Boot Protector, Heat Shield, 500 degrees F, Snap-on, Buick, Cadillac, Chevy, GMC, Pontiac, Each

Part Number: ADO-8006

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

Catalytic Converter, CalCat Direct-Fit, Stainless Steel, Ceramic Honeycomb, Chevy, GMC, Each

Part Number: WLK-83481

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Headers, Clippster, Mid-Length, Steel, Natural, Chevy, GMC, LS Swap, Pair

Part Number: PTE-H8087

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Nov 3, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converter, 2009-13 Chevy Avalanche, 2009-13 Chevy GMC Silverado/Sierra 1500 8 cyl., 4.8L and 5.3L Engine, Each

Part Number: CTO-9912

Not Yet Reviewed

Estimated Ship Date: Oct 27, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Headers, Long Tube, Stainless Steel, Natural, 2.00 in. Tube, 3.00 in. Collector, Chevrolet, Pair

Part Number: KOK-21612601

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Free Shipping

Headers, Long Tube One-piece, Steel, Black Ceramic Coated, Round Port, Chevrolet, Small Block LS, Pair

Part Number: DOU-D3348-B

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Header Bolts, Hex Head, 8mm x 1.25 Thread Size, Steel, Black Oxide, 0.984 in. Underhead Length, Chevy, Small Block LS, Set of 12

Part Number: MRG-918G

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Catalytic Converter, Stainless Steel, Chevy, Pontiac, 5.7L, Passenger Side, Each

Part Number: MPE-23489

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 31, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order
• Mfr. Rebate

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 12/31/2025

Buy Converter and get up to $75 back after sending in your old one! Please visit www.magnaflow.com/pages/retailer-recycling-program ...Read More

Buy a Magnaflow Converter and get UP TO $75 back after sending in your old OEM one! Visit www.magnaflow.com/pages/retailer-recycling-program to begin the rebate redemption process. Valid on purchases made between 1/1/25 and 12/31/25. Open to legal residents of the 50 United States and District of Columbia. Only OE (original equipment) converters are eligible for a refund. Rebate will be in the form of a Visa Prepaid card. Please allow 4-6 weeks to receive rebate. Show Less

×

Header Flange, 304 Stainless Steel, 3/8 in. Thick, Chevy LS, Pair

Part Number: VPE-14332

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Headers, LS Engine Swap Black Maxx, Mid-length, Steel, Black Ceramic Coated, Round Port, 3.00 in. Collector, Chevy, Pontiac, Small Block LS, Pair

Part Number: HED-68723

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Free Shipping
• Special Order

Exhaust Flange,Spilt 3-Bolt, Steel, Natural, 2.125 in. Diameter, Each

Part Number: APH-9188

4.57 out of 5 stars ( 7 )

Estimated Ship Date: Today

Headers, Long Tube, Stainless Steel, Natural, 1.875 in. Tube, 3.00 in. Collector, Chevy, Small Block, Pair

Part Number: KOK-22412400

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2025 if ordered today

• Free Shipping
• Special Order

COMBO Hooker Natural Finish LS Manifold and crossover 4l60/4l80, Kit

Part Number: CMB-05-0172

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Headers, Shorty, 304 Stainless Steel, Polished, 1 5/8 in. Primary, 3/8 in. Flange, Chevy, LS Swap, Pair

Part Number: BIG-11579FLT

2.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

• Free Shipping

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

Part Number: DOU-D3350

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Exhaust System, Blackheart, Header-Back, 3.0 in., Dual, Underbody, Stainless Steel, Natural, with Turbo Mufflers, Chevy, Pontiac, V8, Kit

Part Number: HOK-70501319RHKR

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

Exhaust Manifold, Blackheart LS Swap, Cast Iron, Black Ceramic Coated, Rear Dump, Universal, Pair

Part Number: HOK-8505-3HKR

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Exhaust X-Pipe, Stainless Steel, 2.50 in. Diameter, Chevy, Each

Part Number: CSE-14330

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order