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Walker Ultra Direct-Fit Catalytic Converters for 2007-2012 CANYON, COLORADO, 2007-2008 H3 - 54874

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

Part Number: WLK-54874

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters 23966

Catalytic Converter;

Part Number: MPE-23966

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

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: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Walker Direct-Fit Catalytic Converters 84803

CalCat CARB Catalytic Converter

Part Number: WLK-84803

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Walker Direct-Fit Catalytic Converters 84804

CalCat CARB Catalytic Converter

Part Number: WLK-84804

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Walker Direct-Fit Catalytic Converters 84725

CalCat CARB Catalytic Converter

Part Number: WLK-84725

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Catco Direct-Fit Catalytic Converters for 2009-2012 CANYON, COLORADO, 2008-2010 H3 - 9550

Catco Direct-Fit Catalytic Converters for 2009-2012 CANYON, COLORADO, 2008-2010 H3 - 9550

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

Part Number: CTO-9550

Not Yet Reviewed

Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

aFe Mach Force XP Exhaust Systems for 2003-2006 H2 - 49-44010

Exhaust System, Mach Force XP, Cat-Back, Stainless Steel, Hummer, 6.0L, Kit

Part Number: AFE-49-44010

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Catco Direct-Fit Catalytic Converters for 2009-2010 H3, H3T - 1524

Catalytic Converter, Direct Fit, Integrated Manifold, Stainless Steel, 23.00 in. Length, Hummer, Each

Part Number: CTO-1524

Not Yet Reviewed

Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

Walker Exhaust Extension Pipes for 2003-2006 H2 - 53853

Intermediate Pipe, Extension Pipe, 2.50 in. O.D., Steel, Aluminized, Hummer, Each

Part Number: WLK-53853

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

AP Exhaust Intermediate Pipes 38994

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026

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Walker Direct-Fit Catalytic Converters 84801

CalCat CARB Catalytic Converter

Part Number: WLK-84801

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Walker Exhaust Ultra Direct-Fit Exhaust Manifolds for 2007-2012 CANYON, COLORADO, 2007-2008 H3 - 16578

Exhaust Manifold, With Converter, Stainless Steel, Ceramic Coated, Chevy, GMC, Hummer, Each

Part Number: WLK-16578

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

AP Exhaust Direct-Fit Catalytic Converters 641338

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

Part Number: APH-641338

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Walker Direct-Fit Catalytic Converters 84701

CalCat CARB Catalytic Converter

Part Number: WLK-84701

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Dorman Exhaust Manifolds 674-785

Exhaust Manifold, OEM Replacement, Cast Iron, Buick, Chevrolet, GMC, Isuzu, Saab, Each

Part Number: RNB-674-785

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 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: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Dorman AIR Check Valves 911-151

AIR Check Valve, Chevy, GMC, Hummer, Each

Part Number: RNB-911-151

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Cherry Bomb Turbo Steel 2.5 Inch Muffler 16834CB

Muffler, Turbo, 2.50 in. Center Inlet/Two 2.25 in. Outlets, 21 in. Length, Steel, Aluminized, Each

Part Number: IMM-16834CB

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

AP Exhaust Universal Catalytic Converters 608736

Catalytic Converters, Universal, 2.50 in. Slip Fit Inlet/Outlet, Stainless Steel Case, Ceramic Honeycomb Substrate, 16.00 in. Overall Length, Each

Part Number: APH-608736

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

MagnaFlow California Grade CARB Compliant Universal Catalytic Converters 5491306

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

Part Number: MPE-5491306

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters 49612

Catalytic Converter, Stainless Steel, Each

Part Number: MPE-49612

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 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: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

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: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

AP Exhaust Direct-Fit Catalytic Converters 645852

Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, 58.50 in. Overall Length, Chevrolet, GMC, Hummer, Isuzu, Each

Part Number: APH-645852

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters 5491966

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

Part Number: MPE-5491966

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today