Availability
BUICK LACROSSE Catalytic Converters
Catalytic Converter, Universal, 3-Way Style, Stainless Steel, Each
Part Number: MPE-51205
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Catalytic Converter, Universal, 3-Way Style, Stainless Steel, Each
Part Number: MPE-51206
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Catalytic Converter, Heavy Metal, Stainless Steel, Each
Part Number: MPE-99206HM
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Catalytic Converter, Direct Fit, Stainless Steel, Buick, Chevy, Pontiac, Each
Part Number: MPE-24221
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Catalytic Converters, Universal, Stainless Steel Case, 2.250 in. Slip Fit Inlet/Outlet, 12.00 in. Overall Length, Audi, BMW, Chevy, Ford, Toyota, Each
Part Number: WLK-84205
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
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 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 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: Monday 2/16/2026
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: Mar 6, 2026 if ordered today
Estimated Ship Date: Mar 6, 2026 if ordered today
Catalytic Converter, Walker CalCat Direct Fit Converter
Part Number: WLK-84589
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Catalytic Converter, Ultra Direct Fit, Stainless Steel, Buick, Pontiac, 3.8L, Each
Part Number: WLK-54752
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Front Right Position, Buick, 3.6L, Each
Part Number: MPE-551300
Not Yet Reviewed
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Front Left Position, Buick, 3.6L, Each
Part Number: MPE-551301
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Catalytic Converters, Catco Federal/EPA Direct-Fit Catalytic Converter, Stainless Steel, Buick, Each
Part Number: CTO-5070
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Substrate, 54.63 in. Overall Length, Buick, Each
Part Number: APH-643135
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Catalytic Converter, Universal, One Inlet, Ceramic Honeycomb, Stainless Steel, 2.50 in. Slip Fit Inlet/Outlet, 13 in. Length, Each
Part Number: MPE-557406
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
Catalytic Converter, Direct-Fit, Stainless Steel, Each
Part Number: CTO-4341
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
Catalytic Converter, Stainless Steel, Universal, 2 in. Inlet/Outlet, 12 in. Length, Each
Part Number: CTO-2538
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered 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: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Converter-EPA Ultra-Direct Fit
Part Number: WLK-54981
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Catalytic Converter, Universal, One Inlet, Ceramic Honeycomb, Stainless Steel, 2.25 in. Slip Fit Inlet/Outlet, 9.125 in. Length, Each
Part Number: MPE-5461205
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
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: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Catalytic Converter, Universal, One Inlet, Ceramic Honeycomb, Stainless Steel, 2.25 in. Slip Fit Inlet/Outlet, 9.125 in. Length, Each
Part Number: MPE-5421205
Not Yet Reviewed
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
Catalytic Converter, Direct Fit, Stainless Steel, Buick, Pontiac, Each
Part Number: MPE-24205
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
Catalytic Converter
Part Number: MPE-557000
Not Yet Reviewed
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
Catalytic Converter, OEM Grade, Federal/EPA Compliant, Direct-Fit, Rear Position, 38.125 in. Overall Length, Buick, 2.4L, Each
Part Number: MPE-21-177
Not Yet Reviewed
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 41.00 in. Overall Length, Rear, Buick, Chevrolet, Each
Part Number: APH-644102
Not Yet Reviewed
Estimated Ship Date: Mar 4, 2026 if ordered today
Estimated Ship Date: Mar 4, 2026 if ordered today
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