Availability
CHEVROLET IMPALA Catalytic Converters
Showing In Stock Items. Show All 80 Items.
Catalytic Converters, Universal, 3-way, Stainless Steel Case, 2.250 in. Slip Fit Inlet/Outlet, 9.000 in. Overall Length, Each
Part Number: MPE-408005
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, 23.00 in. Length, V6/V8, Each
Part Number: MPE-93456
Estimated Ship Date: Today
Estimated Ship Date: Today
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-82617
Not Yet Reviewed
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
Catalytic Converter, Stainless Steel, Buick, Cadillac, Chevy, 29.5 in. Length, 4.3, 5.7L, Passenger Side, Each
Part Number: MPE-23470
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, Direct Fit, Stainless Steel, Buick, Chevy, Pontiac, Each
Part Number: MPE-24221
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Catalytic Converters, Catco Federal/EPA Direct-Fit Catalytic Converter, Stainless Steel, Buick, Chevy, Each
Part Number: CTO-5073
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
AP Exhaust Direct-Fit Catalytic Converters for 2014-2020 IMPALA, 2014-2016 IMPALA LIMITED, 2012-2016 LACROSSE - 643138
Not Yet Reviewed
Estimated Ship Date: Today
CalCat CARB Catalytic Converter
Part Number: WLK-81327
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Catalytic Converter with Integrated Exhaust Manifold, Manifold Converter - Not Carb Compliant - Not For Sale -
Part Number: RNB-674-048
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, 2.25 in. Inlet, 2.25 in. Outlet, 15.0 in. Length, Universal, Each
Part Number: MPE-418005
Not Yet Reviewed
Estimated Ship Date: Apr 2, 2026 if ordered today
Estimated Ship Date: Apr 2, 2026 if ordered today
Ultra EPA Catalytic Converter
Part Number: WLK-50584
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Catalytic Converter, Direct Fit, Stainless Steel, 12.50 in. Length, Chevy, Each
Part Number: CTO-1495
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, Buick, Cadillac, Chevy, 26.75 in. Length, 4.3, 5.7L, Each
Part Number: CTO-9404
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Catalytic Converters, Direct-Fit, Two Stock Flange Inlets, One Stock Flange Outlet, Ceramic Honeycomb Substrate, 55.25 in. Length, Buick, Chevy, Each
Part Number: APH-643138
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter with Integrated Exhaust Manifold, Manifold Converter - Not Carb Compliant - Not For Sale -
Part Number: RNB-674-049
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Chevrolet, Each
Part Number: WLK-54693
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 39.00 in. Overall Length, Chevrolet, Each
Part Number: APH-642235
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, Chevy, 3.5, 3.9L, Rear, Each
Part Number: MPE-49195
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Catalytic Converter, 12-15 4 Cyl. Buick Verano, 2.4L Engine, Front 10-16 4 Cyl. Buick LaCrosse, 2.4L Engine, Front
Part Number: APH-644092
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Catalytic Converters, Converter - Direct Fit
Part Number: CTO-5298
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Catalytic Converter, Stainless Steel, Buick, Chevy, 3.1L, 3.4L, Each
Part Number: MPE-23433
Not Yet Reviewed
Estimated Ship Date: Apr 2, 2026 if ordered today
Estimated Ship Date: Apr 2, 2026 if ordered today
Catalytic Converter, Stainless Steel, Chevy, 3.5, 3.9L, Center, Each
Part Number: MPE-23971
Not Yet Reviewed
Estimated Ship Date: Apr 2, 2026 if ordered today
Estimated Ship Date: Apr 2, 2026 if ordered today
Catalytic Converter 14-16 6 Cyl. 3.6L Engine, FWD, PZEV Emissions, Front Left
Part Number: CTO-1376
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Catco Federal/EPA Direct-Fit Catalytic Converters for 2006-2011 IMPALA, 2006-2007 MONTE CARLO - 4376
Catco Federal/EPA Direct-Fit Catalytic Converters for 2006-2011 IMPALA, 2006-2007 MONTE CARLO - 4376
Catalytic Converters, Federal/EPA Direct-Fit Catalytic Converter, Stainless Steel, Chevy, Each
Part Number: CTO-4376
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Catalytic Converter, Direct Fit, Stainless Steel, Buick, Chevy, Pontiac, Each
Part Number: MPE-51396
Not Yet Reviewed
Estimated Ship Date: Apr 2, 2026 if ordered today
Estimated Ship Date: Apr 2, 2026 if ordered today
Catalytic Converter, Stainless Steel, Buick, Chevy, Pontiac, V6, Center, Each
Part Number: MPE-51532
Not Yet Reviewed
Estimated Ship Date: Apr 2, 2026 if ordered today
Estimated Ship Date: Apr 2, 2026 if ordered today
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