GMC ACADIA Walker Exhaust Parts and Accessories

Exhaust Pipe, Y-Pipe, Steel, Aluminized, 2.00 in. 2-bolt Flange Inlet, 2.50 in. 2-bolt Flange Outlet, Each

Part Number: WLK-50484

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Monday 12/29/2025

• Oversize $7.99

Catalytic Converter, Universal, Stainless Steel, 2.5 in. Inlet/Outlet, 13.5 in. Length, Each

Part Number: WLK-93238

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/29/2025

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Exhaust Flange Gasket, 2 7/16 in. I.D. Hole, 2-Bolt, 3 29/32 in. on Center, Each

Part Number: WLK-31311

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 12/29/2025

Exhaust Flange Gasket, Composite, Ford, Lincoln, Mercury, 3.0L, Each

Part Number: WLK-31652

Not Yet Reviewed

Estimated Ship Date: Monday 12/29/2025

Muffler - Quiet-FlowSS - Domestic - TK

Part Number: WLK-21683

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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

Part Number: WLK-16710

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Estimated Ship Date: Monday 12/29/2025

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

Part Number: WLK-16574

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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

Part Number: WLK-16709

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Resonator, Steel, Aluminized, 2.25 in. Inlet/Outlet, 27.71 in. Overall Length, Each

Part Number: WLK-53916

Not Yet Reviewed

Estimated Ship Date: Monday 12/29/2025

Resonator, Steel, Aluminized, 2.25 in. Inlet/Outlet, 60.75 in. Overall Length, GMC, Saturn, 3.6L, Each

Part Number: WLK-56230

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Jan 16, 2026 if ordered today

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Resonator, Steel, Aluminized, 2.00 in. Inlet, 2.25 in. Outlet, 30.90 in. Overall Length, Each

Part Number: WLK-53912

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 16, 2026 if ordered today

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Exhaust Pipe, Direct Fit Y-Pipe, Steel, Aluminized, Buick, GMC, Saturn, 3.6L, Each

Part Number: WLK-50563

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 16, 2026 if ordered today

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Intermediate Pipe, Outside Diameter 2.500 in., Steel, Aluminized, Buick, Chevrolet, GMC, Saturn, Each

Part Number: WLK-53889

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Pipe-Resonator Assembly

Part Number: WLK-53998

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Walker Quiet-Flow SS Muffler Assembly

Part Number: WLK-53830

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Walker Quiet-Flow SS Muffler

Part Number: WLK-53831

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Resonator, Steel, Aluminized, 2.00 in. Inlet, 2.25 in. Outlet, 30.90 in. Overall Length, Each

Part Number: WLK-53911

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Pipe-Resonator Assembly

Part Number: WLK-53997

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Estimated Ship Date: Jan 13, 2026 if ordered today

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Catalytic Converter

Part Number: WLK-14778

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Ultra EPA Catalytic Converter

Part Number: WLK-14779

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Resonator, Steel, Aluminized, Inlet Diameter 2.000 in., Outlet Diameter 2.500 in., Buick, GMC, Each

Part Number: WLK-53990

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Estimated Ship Date: Jan 15, 2026 if ordered today

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Resonator, Steel, Aluminized, Inlet Diameter 2.000 in., Outlet Diameter 2.500 in., Buick, GMC, Each

Part Number: WLK-53991

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Ultra EPA Catalytic Converter

Part Number: WLK-14764

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Exhaust Pipes, Y-Pipes, Steel, Aluminized, GMC, Saturn, 3.6L, Each

Part Number: WLK-50473

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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