Availability
BUICK Exhaust
Catalytic Converter, OEM Grade, Federal/EPA Compliant, Direct-Fit, Front Position, 12.625 in. Overall Length, Chevrolet, 2.5L, Each
Part Number: MPE-52889
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, 60.50 in. Overall Length, Buick, Chevrolet, Pontiac, Saturn, Each
Part Number: APH-643017
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, 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: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
EXHAUST MANIFOLD
Part Number: ATP-101077
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
EXHAUST MANIFOLD
Part Number: ATP-101078
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
EXHAUST MANIFOLD
Part Number: ATP-101079
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Exhaust Manifolds, Cast Iron, Natural, Right, Buick, Cadillac, Chevrolet, Pontiac, Each
Part Number: ATP-101085
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Exhaust Manifolds, Cast Iron, Natural, Rear, Buick, Chevrolet, Oldsmobile, Pontiac, Each
Part Number: ATP-101274
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Exhaust Manifolds, Cast Iron, Natural, Left, Front, Buick, Chevrolet, Oldsmobile, Pontiac, Each
Part Number: ATP-101275
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
MANIFOLD PRESSURE SENSOR
Part Number: HLN-2MAP0078
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
MANIFOLD PRESSURE SENSOR
Part Number: HLN-2MAP0256
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Catalytic Converters, Universal, Stainless Steel Case, 2.500 in. Slip Fit Inlet/Outlet, 13.500 in. Overall Length, Each
Part Number: WLK-84500
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Catalytic Converters, Universal, Stainless Steel Case, 3.000 in. Slip Fit Inlet, 2.750 in. Slip Fit Outlet, 16.500 in. Overall Length, Each
Part Number: WLK-84507
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, Heat Shield, Universal, Each
Part Number: WLK-82904
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, 3.000 in. Slip Fit Inlet, 3.000 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each
Part Number: WLK-82917
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Catalytic Converter, CalCat, Universal, Stainless Steel, 2.00 in. Inlet/Outlet, 12.000 in. Overall Length, Each
Part Number: WLK-82505
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, 2.250 in. Slip Fit Inlet, 2.250 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each
Part Number: WLK-82529
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, 2.000 in. Slip Fit Inlet, 2.000 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each
Part Number: WLK-82603
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Converter-CalCat-Direct Fit
Part Number: WLK-83450
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Converter-CalCat-Direct Fit
Part Number: WLK-84582
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Catalytic Converter, Walker CalCat Direct Fit Converter
Part Number: WLK-84585
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Converter-CalCat-Direct Fit
Part Number: WLK-84596
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Heat Shield, Buick, Each
Part Number: WLK-52507
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Resonator, Steel, Natural, Buick, Chevy, Oldsmobile, Pontiac, Saturn, Each
Part Number: WLK-55273
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Catalytic Converter, Direct Fit, Stainless Steel, Buick, Pontiac, 3.4L, Each
Part Number: WLK-55418
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
AP Exhaust Direct-Fit Catalytic Converters for 2001-2005 AZTEK, 2002-2005 RENDEZVOUS - 642981
Not Yet Reviewed
Estimated Ship Date: Feb 18, 2026
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