HUMMER Catalytic Converters - Left Catalytic Converter Position - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

MagnaFlow Universal Catalytic Converters 51206

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

Part Number: MPE-51206

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

MagnaFlow Universal Catalytic Converters 51209

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

Part Number: MPE-51209

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

MagnaFlow Universal Catalytic Converters 99206HM

Catalytic Converter, Heavy Metal, Stainless Steel, Each

Part Number: MPE-99206HM

Not Yet Reviewed

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

Walker CalCat Universal Catalytic Converters 83403

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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Estimated Ship Date: Monday 1/26/2026

MagnaFlow Direct-Fit Catalytic Converters for 2003 H2 - 4451218

Catalytic Converter, Stainless Steel, Left, Hummer, Each

Part Number: MPE-4451218

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters for 2003-2006 H2 - 24084

Catalytic Converter, Stainless Steel, Hummer, 6.0L, Driver Side, Each

Part Number: MPE-24084

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

AP Exhaust Direct-Fit Catalytic Converters for 2003-2006 H2 - 645873

AP Exhaust Direct-Fit Catalytic Converters for 2003-2006 H2 - 645873

Catalytic Converters, Direct-Fit, Stock Flange Inlet, 2.50 in. Slip Fit Outlet, 50.50 in. Overall Length, Left, Hummer, 6.0L, Each

Part Number: APH-645873

Not Yet Reviewed

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

Walker Ultra Direct-Fit Catalytic Converters for 2003-2006 H2 - 16563

Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Hummer, Each

Part Number: WLK-16563

Not Yet Reviewed

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

Catco Direct-Fit Catalytic Converters for 2003-2006 H2 - 9167

Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: CTO-9167

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 2026 if ordered today

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AP Exhaust Direct-Fit Catalytic Converters for 2003-2006 H2 - 645873

Not Yet Reviewed

Estimated Ship Date: Monday 1/26/2026

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MagnaFlow Universal Catalytic Converters 445009

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

Part Number: MPE-445009

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

MagnaFlow Universal Catalytic Converters 5451309

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

Part Number: MPE-5451309

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

Walker CalCat Universal Catalytic Converters 81723

Catalytic Converter, Stainless Steel Case, Cadillac, Chevy, Dodge, Ford, Hummer, Isuzu, Jeep, Mercury, Olds

Part Number: WLK-81723

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Pypes Mini Catalytic Converters CVM13M

4.25 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/26/2026

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AP Exhaust Direct-Fit Catalytic Converters for 2009-2012 CANYON, COLORADO, 2008-2010 H3 - 645179

Catalytic Converters, Direct-Fit, Stock Flange Inlet, 2.48 in. Slip Fit Outlet, 45.00 in. Overall Length, Left, Chevrolet, GMC, Hummer, 5.3L, Each

Part Number: APH-645179

Not Yet Reviewed

Estimated Ship Date: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

Catco Direct-Fit Catalytic Converters for 2009-2012 CANYON, COLORADO, 2008-2010 H3 - 9549

Catalytic Converter, Direct Fit, Federal Emissions, Front Left, Chevrolet, GMC, Hummer, 5.3L, Each

Part Number: CTO-9549

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 2026 if ordered today

Dorman Direct-Fit Manifold Catalytic Converters 674-703

Exhaust Manifold, Catalytic Converter, Driver Side, Cast Iron, Natural, Chevy, GMC, Hummer, 3.5L, Each

Part Number: RNB-674-703

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Walker Direct-Fit Catalytic Converters 84701

CalCat CARB Catalytic Converter

Part Number: WLK-84701

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Walker CalCat Direct-Fit Catalytic Converters for 2003-2006 H2 - 83485

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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Estimated Ship Date: Feb 16, 2026 if ordered today