GMC SIERRA 3500 Walker Exhaust Exhaust

Muffler U-Clamp, Exhaust Clamp, Heavy Duty, 2.5 in. Steel, Each

Part Number: WLK-35337

4.85 out of 5 stars ( 26 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Exhaust Clamp, U-Bolt, Steel, 3.000 in. Diameter, 3/8 in. Thread, Each

Part Number: WLK-35794

4.62 out of 5 stars ( 13 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Exhaust hanger, Insulator, Each

Part Number: WLK-35229

4.65 out of 5 stars ( 17 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Catalytic Converter, CalCal Universal, One Inlet, 3 in., One Outlet, 3 in., Stainless Steel, Ceramic Honeycomb, Each

Part Number: WLK-83404

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

• Free Shipping

Exhaust Pipe Reducer, 3 in. ID To 2.5 in. OD, Length 6 in., Aluminum, Each

Part Number: WLK-41974

4.14 out of 5 stars ( 7 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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: Monday 4/27/2026 if shipped by air

• Free Shipping

Tailpipe, Exhaust, Steel, Aluminized, 3.50 in. O.D., 4.77 ft. Length, Chevy, GMC, 6.0L, 8.1L, Each

Part Number: WLK-55538

4.56 out of 5 stars ( 9 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

• Oversize $46.99

Muffler, Heavy Duty, 4 in. Inlet/4 in. Outlet, Stainless Steel, Each

Part Number: WLK-21172

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Tailpipe, Exhaust, Outside Diameter 3.000 in., Steel, Aluminized, Chevrolet, GMC, Each

Part Number: WLK-55421

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

• Drop Ship
• Oversize $12.99
• Special Order

Muffler, Quiet-Flow, Oval, Steel, Aluminized, 3.00 in. Offset Inlet/Outlet, 27.00 in. Overall Length, Each

Part Number: WLK-21522

2.0 out of 5 stars ( 1 )

Estimated Ship Date: May 27, 2026 if ordered today

• Drop Ship
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Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: WLK-16166

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

• Drop Ship
• Oversize $15.99
• Special Order

Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: WLK-54423

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converter, CalCat, Stainless Steel Case, 3.00 in. Slip Fit Inlet/Outlet, Chevy, GMC, Each

Part Number: WLK-81724

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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• Free Shipping
• Special Order

SoundFX Mofle de escape

Part Number: WLK-27263

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

• Drop Ship
• Special Order

Exhaust Pipe Connector, Inside Diameter 3.000 in,, Length 26.125 in., Steel, Aluminized, Chevrolet, GMC, Each

Part Number: WLK-53727

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 22, 2026 if ordered today

• Drop Ship
• Special Order