HUMMER H3 Catalytic Converters

Catalytic Converter, Universal, 3-Way Style, Stainless Steel, Each

Part Number: MPE-51206

4.0 out of 5 stars ( 5 )

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Catalytic Converter, Heavy Metal, Stainless Steel, Each

Part Number: MPE-99206HM

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Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, 51.13 in. Overall Length, Right, Chevrolet, GMC, Hummer, 5.3L, Each

Part Number: APH-645180

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Estimated Ship Date: Feb 2, 2026 if ordered 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 )

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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 2, 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 2, 2026 if ordered today

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Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Converter with Integrated Exhaust Manifold, Chevy, GMC, Hummer, Isuzu, 3.5L, Each

Part Number: APH-642196

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Estimated Ship Date: Jan 30, 2026 if ordered today

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

Part Number: WLK-16481

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Catalytic Converter, Direct Fit, Aluminized Steel, Ceramic, Chevrolet, GMC, Hummer, Isuzu, Each

Part Number: RNB-674-989

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Catalytic Converter, Universal, 2.25 in. Inlet, 2.25 in. Outlet, 12.25 in. Length, 4.00 in. Thick, 5.00 in. Width, Federal, Each

Part Number: CTO-2575R

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Catalytic Converters, Stainless Steel Case, 2.25 in. Slip Fit Inlet/Outlet, 12.250 in. Overall Length, Chevy, Chrysler, Ford, GMC, Isuzu, Toyota, Each

Part Number: APH-608415

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Estimated Ship Date: Feb 2, 2026 if ordered today

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

Part Number: MPE-50664

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 30, 2026 if ordered today

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Ultra EPA Manifold Converter

Part Number: WLK-14649

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Estimated Ship Date: Feb 2, 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: Jan 30, 2026 if ordered today

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

Part Number: WLK-54874

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Estimated Ship Date: Feb 2, 2026 if ordered today

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CalCat CARB Catalytic Converter

Part Number: WLK-84701

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Estimated Ship Date: Feb 2, 2026 if ordered today

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CalCat CARB Catalytic Converter

Part Number: WLK-84801

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CalCat CARB Catalytic Converter

Part Number: WLK-84804

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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: Jan 30, 2026 if ordered today

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CalCat CARB Catalytic Converter

Part Number: WLK-84725

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Estimated Ship Date: Feb 2, 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 2, 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 2, 2026 if ordered today

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Catalytic Converters, Federal/EPA Direct-Fit Catalytic Converter, Stainless Steel, Chevy, GMC, Hummer, Isuzu, Each

Part Number: CTO-4487

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Estimated Ship Date: Jan 26, 2026 if ordered today

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CalCat CARB Catalytic Converter

Part Number: WLK-84803

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Estimated Ship Date: Feb 3, 2026 if ordered today

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

Part Number: CTO-9550

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Estimated Ship Date: Jan 27, 2026 if ordered today

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