Availability
BUICK Exhaust
Catalytic Converters, Converter - Direct Fit
Part Number: CTO-1543
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Catalytic Converter with Integrated Exhaust Manifold, Manifold Preconverter
Part Number: RNB-674-484
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Catalytic Converter with Integrated Exhaust Manifold, Manifold Converter - Not Carb Compliant - Not For Sale -
Part Number: RNB-674-045
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Catalytic Converter, Catalytic Converter - Not Carb Compliant - Not For Sale - NY - CA - ME
Part Number: RNB-674-063
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Catalytic Converter with Integrated Exhaust Manifold, Manifold Converter - Not Carb Compliant - Not For Sale -
Part Number: RNB-674-067
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Check Valve, AIR, Cast Aluminum, Natural, Buick, Cadillac, Each
Part Number: RNB-911-340
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Air Pump, Electric, Buick, Chevrolet, Each
Part Number: SMP-AIP14
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
Catalytic Converter, Stainless Steel, Direct Fit, Buick, Chevy, Oldsmobile, Pontiac, 3.8L, Each
Part Number: MPE-23405
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Catalytic Converter, Stainless Steel, Chevy, GMC, Isuzu, Oldsmobile, 4.2L, Each
Part Number: MPE-23967
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
AIR Injection Bypass Valve, A.I.R. Diverter Valve, Plastic, Black, Buick, Chevy, Oldsmobile, Pontiac, Each
Part Number: SMP-DV17
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
Converter-CalCat-Direct Fit
Part Number: WLK-84266
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Catalytic Converter, Cal-Cat Universal, 2.500 in. Slip Fit Inlet, 2.500 in. Slip Fit Outlet, Ceramic Honeycomb, Universal, Each
Part Number: WLK-84302
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Catalytic Converter, Direct-Fit, Stainless Steel, Each
Part Number: WLK-55476
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Catalytic Converter, OEM Grade, Federal/EPA Compliant, Direct-Fit, Buick, 3.8L, Each
Part Number: MPE-51751
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Stainless Steel Case, 12.50 in. Overall Length, Front, Chevrolet, 2.5L, Each
Part Number: APH-641591
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 36.00 in. Length, Buick, Chevrolet, Pontiac, 5.3L, Each
Part Number: APH-642101
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, 16.00 in. Overall Length, Front Left, Buick, Cadillac, Chevrolet, Each
Part Number: APH-641476
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Substrate, 13.13 in. Overall Length, Front Right, Buick, Cadillac, Chevy, Each
Part Number: APH-641477
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 16.00 in. Overall Length, Front Left, Buick, Each
Part Number: APH-641444
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
Catalytic Converter, 18-20 4 Cyl. Buick Regal Sportback, 2.0L Engine, Front 18-20 4 Cyl. Buick Regal TourX, 2.0L Engine, Front
Part Number: APH-641639
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 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: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Stainless Steel Case, 58.00 in. Overall Length, Rear, Buick, Chevrolet, 2.0L, Each
Part Number: APH-644196
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
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: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Catalytic Converters, Universal, 2.00 in. Slip Fit Inlet/Outlet, Stainless Steel Case, Ceramic Honeycomb Substrate, 16.00 in. Overall Length, Each
Part Number: APH-608734
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
Catalytic Converter, Direct-Fit, Stainless Steel, Each
Part Number: WLK-54626
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
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