HUMMER Catalytic Converters

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: Monday 1/26/2026

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Catalytic Converter, California Grade, Manifold, Direct-Fit, Stainless Steel Case, Chevy, GMC, Hummer, Isuzu, 3.7L, Each

Part Number: MPE-5582353

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Estimated Ship Date: Feb 13, 2026 if ordered today

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Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Rear Position, 48.250 in. Overall Length, Hummer, Isuzu, 3.7L, Each

Part Number: MPE-5592966

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Estimated Ship Date: Feb 12, 2026 if ordered today

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Catalytic Converter, Stainless Steel, Left, Hummer, Each

Part Number: MPE-4451218

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Estimated Ship Date: Feb 12, 2026 if ordered today

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Catalytic Converter, California Grade, Universal, Stainless Steel Case, 9.000 in. Overall Length, 2.500 in. Inlet/Outlet, Each

Part Number: MPE-5491306

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Estimated Ship Date: Feb 12, 2026 if ordered today

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Catalytic Converter, Stainless Steel, 3.00 in. Inlet, 3.00 in. Outlet, 16.0 in. Length, Universal, Each

Part Number: MPE-445009

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Estimated Ship Date: Feb 12, 2026 if ordered today

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Catalytic Converter, Universal, 12.750 in. Length, 3.00 in. Inlet and Outlet, Each

Part Number: MPE-5451309

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Estimated Ship Date: Feb 12, 2026 if ordered today

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Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, 16.000 in. Overall Length, Each

Part Number: MPE-5592306

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Estimated Ship Date: Feb 12, 2026 if ordered today

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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, California Grade, Direct-Fit, Stainless Steel Case, Rear Position, 42.250 in. Overall Length, Isuzu, 3.7L, Each

Part Number: MPE-5491966

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Estimated Ship Date: Feb 11, 2026 if ordered today

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Catalytic Converter, California Grade, Universal, Stainless Steel Case, 11.000 in. Overall Length, 2.500 in. Inlet/Outlet, Each

Part Number: MPE-5582406

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Estimated Ship Date: Feb 11, 2026 if ordered today

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Converter-CalCat-Direct Fit

Part Number: WLK-83486

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Converter-CalCat-Direct Fit

Part Number: WLK-83485

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 16, 2026 if ordered today

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CalCat CARB Catalytic Converter

Part Number: WLK-84725

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Estimated Ship Date: Feb 16, 2026 if ordered today

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