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HUMMER Exhaust
Showing In Stock Items. Show All 45 Items.
Headers, Cat4ward, Stainless Steel, Natural, 1-5/8 in. Primary Tubes, Cadillac, Chevy, GMC, SUV, Pickup, 4.8, 5.3L, Pair
Part Number: JBA-1850S-2
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifolds, BD Diesel Exhaust Manifolds, High Silicon Ductile Iron, Chevrolet, GMC, Cadillac, Hummer, Sold as a Pair
Part Number: BDD-1041400
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Cat4ward, Stainless Steel, Natural, Cadillac, Chevy, GMC, Hummer, SUV, Pickup, 6.0L, Pair
Part Number: JBA-1850S-3
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, Stainless Steel, Hummer, 6.0L, Driver Side, Each
Part Number: MPE-24084
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Headers, Street, Shorty, Steel, Silver Ceramic Coated, Cadillac, Chevy, GMC, Hummer, Small Block LS, Pair
Part Number: HED-69696
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, 51.13 in. Overall Length, Right, Chevrolet, GMC, Hummer, 5.3L, Each
Part Number: APH-645180
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Chevrolet, GMC, Hummer, Each
Part Number: WLK-16481
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Exhaust Manifold with Integrated Catalytic Converter
Part Number: ATP-101428
Estimated Ship Date: Apr 1, 2026 if ordered today
Estimated Ship Date: Apr 1, 2026 if ordered today
Catalytic Converter, Direct Fit, Aluminized Steel, Ceramic, Chevrolet, GMC, Hummer, Isuzu, Each
Part Number: RNB-674-989
Not Yet Reviewed
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 39.75 in. Overall Length, Right, Hummer, 6.0L, Each
Part Number: APH-645429
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Converter-CalCat-Direct Fit
Part Number: WLK-83485
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
CalCat CARB Catalytic Converter
Part Number: WLK-84725
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
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
Estimated Ship Date: Apr 6, 2026 if ordered today
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
Estimated Ship Date: Apr 6, 2026 if ordered today
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
Estimated Ship Date: Apr 6, 2026 if ordered today
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
Estimated Ship Date: Apr 9, 2026 if ordered today
CalCat CARB Catalytic Converter
Part Number: WLK-84701
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Catalytic Converter, Direct-Fit, Stainless Steel, Each
Part Number: CTO-9167
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
AP Exhaust Direct-Fit Catalytic Converters for 2003-2006 H2 - 645873
Not Yet Reviewed
Estimated Ship Date: Today
Direct Fit;
Part Number: CTO-9166
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
AP Exhaust Direct-Fit Catalytic Converters for 2003-2006 H2 - 645429
Not Yet Reviewed
Estimated Ship Date: Today
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
Estimated Ship Date: Apr 3, 2026 if ordered today
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
Estimated Ship Date: Mar 30, 2026 if ordered today
Catalytic Converter, Stainless Steel, 2.25 in. Inlet, 2.25 in. Outlet, 16.0 in. Length, Universal, Each
Part Number: MPE-445005
Not Yet Reviewed
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
Converter-CalCat-Direct Fit
Part Number: WLK-83486
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Converter - Direct Fit EPA
Part Number: APH-641620
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Catalytic Converter, Stainless Steel, Hummer, 6.0L, Passenger Side, Each
Part Number: MPE-24083
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
