Availability
BUICK Exhaust
AIR Pump, Electric, Buick, Pontiac, 3.8L, Each
Part Number: SMP-AIP7
Not Yet Reviewed
Estimated Ship Date: Feb 18, 2026 if ordered today
Estimated Ship Date: Feb 18, 2026 if ordered today
Air Pump, Replacement, Electric, Buick, Chevrolet, GMC, Oldsmobile, Each
Part Number: SMP-AIP1
Not Yet Reviewed
Estimated Ship Date: Feb 18, 2026 if ordered today
Estimated Ship Date: Feb 18, 2026 if ordered today
Air Injection Pump
Part Number: SMP-AIP16
Not Yet Reviewed
Estimated Ship Date: Feb 18, 2026 if ordered today
Estimated Ship Date: Feb 18, 2026 if ordered today
MANIFOLD PRESSURE SENSOR
Part Number: HLN-2MAP0075
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Exh. Flange Bolt & Spring Kit
Part Number: FEL-ES72141
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Catalytic Converters, Catalytic Converter - Universal, OBDII Select Plus
Part Number: APH-608737
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
Catalytic Converters, Universal, 3-way, Stainless Steel Case, 2.000 in. Slip Fit Inlet/Outlet, 9.000 in. Overall Length, Each
Part Number: MPE-408004
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
Muffler, OE Replacement, Steel, Aluminized, Buick, Cadillac, Chevy, Oldsmobile, Pontiac, Each
Part Number: APH-2139
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
Muffler, OE Replacement, Steel, Aluminized, Buick, Cadillac, Chevy, Oldsmobile, Pontiac, L4, V6, V8, Each
Part Number: APH-2976
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Catalytic Converters, Direct-Fit, Two Stock Flange Inlets, One Stock Flange Outlet, 57.00 in. Overall Length, Rear, Buick, Cadillac, 3.6L, Each
Part Number: APH-644103
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
MANIFOLD PRESSURE SENSOR
Part Number: HLN-2MAP6002
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-2MAP0059
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Catalytic Converter, Direct-Fit Catalytic Converter
Part Number: MPE-52906
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Catalytic Converter, Stainless Steel, Each
Part Number: MPE-49227
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Muffler, OE Replacement, Steel, Aluminized, Buick, Cadillac, Oldsmobile, V6, V8, Each
Part Number: APH-3588
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
Muffler, 2.25 in. Offset Inlet, 2.25 in. Center Outlet, 24.50 in. Overall Length, Oval, Reversible, Steel, Natural, Universal, Each
Part Number: BRE-100-5279
Not Yet Reviewed
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
Muffler, 2.25 in. Offset Inlet, 2.25 in. Center Outlet, 32.00 in. Overall Length, Oval, Reversible, Steel, Natural, Universal, Each
Part Number: BRE-100-5435
Not Yet Reviewed
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
Catalytic Converter, Direct Fit, Stainless Steel, Buick, Chevy, Pontiac, Each
Part Number: MPE-51396
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 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 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: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Catalytic Converters, Universal, Stainless Steel Case, 2.500 in. Slip Fit Inlet/Outlet, 12.000 in. Overall Length, Each
Part Number: WLK-84107
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Quiet-Flow Exhaust Muffler
Part Number: WLK-22831
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Muffler, Quiet-Flow SS, Oval, Stainless Steel, Natural, 2.375 in. Inlet, 2.00 in. Outlet, Buick, Each
Part Number: WLK-22044
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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