2004 GMC Walker Exhaust Catalytic Converters

Catalytic Converter, Direct Fit, Stainless Steel, Chevy, GMC, 4.8, 5.3L, Each

Part Number: WLK-50462

4.59 out of 5 stars ( 17 )

Estimated Ship Date: Today

• Oversize $44.99

Catalytic Converter, CalCat Universal, One Inlet, 2.50 in., One Outlet, 2.50 in. Stainless Steel, Monolithic Catalyst, Each

Part Number: WLK-83508

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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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: Today

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Catalytic Converters, Universal, Stainless Steel Case, 3.000 in. Slip Fit Inlet/Outlet, 13.250 in. Overall Length, Each

Part Number: WLK-93239

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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

Part Number: WLK-83482

3.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

• Oversize $44.99

Catalytic Converter, Cal-Cat Universal, 3.000 in. Slip Fit Inlet, 3.000 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each

Part Number: WLK-83509

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Catalytic Converter, Cal-Cat Universal, 2.500 in. Slip Fit Inlet, 2.500 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each

Part Number: WLK-83403

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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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: Today

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

Part Number: WLK-50542

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Feb 13, 2026 if ordered today

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• Oversize $44.99
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Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: WLK-55557

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

• Drop Ship
• Oversize $54.99
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Catalytic Converter, Cal-Cat Universal, 2.500 in. Slip Fit Inlet, 2.500 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each

Part Number: WLK-81918

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 16, 2026 if ordered today

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

Part Number: WLK-53726

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: WLK-54423

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: WLK-16166

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Estimated Ship Date: Feb 13, 2026 if ordered today

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• Oversize $13.99
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Catalytic Converter, Direct Fit, Assembled Y-pipe, Stainless Steel Case, Cadillac, Chevy, GMC, Each

Part Number: WLK-81761

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Estimated Ship Date: Feb 13, 2026 if ordered today

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

Part Number: WLK-55577

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Estimated Ship Date: Feb 13, 2026 if ordered today

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• Oversize $15.99
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Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Chevrolet, GMC, Each

Part Number: WLK-55534

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Estimated Ship Date: Feb 13, 2026 if ordered today

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• Oversize $7.99
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Ultra EPA Catalytic Converter

Part Number: WLK-14625

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Estimated Ship Date: Feb 13, 2026 if ordered today

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

Part Number: WLK-83497

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Estimated Ship Date: Feb 13, 2026 if ordered today

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Ultra EPA Catalytic Converter

Part Number: WLK-14745

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Estimated Ship Date: Feb 16, 2026 if ordered today

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• Oversize $7.99
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Catalytic Converter, Stainless Steel Case, Cadillac, Chevy, Dodge, Ford, Hummer, Isuzu, Jeep, Mercury, Olds

Part Number: WLK-81723

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Estimated Ship Date: Feb 16, 2026 if ordered today

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

Part Number: WLK-81724

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Estimated Ship Date: Feb 16, 2026 if ordered today

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

Part Number: WLK-83589

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Catalytic Converters, Universal, Stainless Steel Case, 2.500 in. Slip Fit Inlet/Outlet, 10.000 in. Overall Length, Each

Part Number: WLK-81923

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 16, 2026 if ordered today

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

Part Number: WLK-56220

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Estimated Ship Date: Feb 16, 2026 if ordered today

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