Availability
BUICK Exhaust
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: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Mufflers, Direct Fit SoundFX, Steel, Aluminized, 29.500 in. Overall Length, Buick, Chevy, Oldsmobile, Pontiac, Each
Part Number: WLK-18201
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Ultra EPA Catalytic Converter
Part Number: WLK-14742
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Catalytic Converter, Stainless Steel, Universal, 2.5 in. Inlet/Outlet, 18 in. Length, Each
Part Number: WLK-15142
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Muffler, Quiet-Flow 3, 2 1/4 in. Inlet/2 in. Outlet, Steel, Aluminized, Buick, Cadillac, Chevy, Each
Part Number: WLK-21111
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
AP Exhaust OE Replacement Steel 2.25 Inch Muffler 2087
Not Yet Reviewed
Estimated Ship Date: Apr 7, 2026
Muffler, Premium Pro-Fit, 2 1/4 in. Inlet/2 in. Outlet, Steel, Aluminized, Buick, Cadillac, Oldsmobile, Each
Part Number: WLK-17805
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
AP Exhaust MSL Maximum Steel 2.25 Inch Muffler 6526
Not Yet Reviewed
Estimated Ship Date: Apr 7, 2026
Tailpipe, Exhaust, Outside Diameter 3.000 in., Stainless Steel, Natural, Various, Each
Part Number: WLK-52484
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Mufflers, Direct-Fit SoundFX, Steel, Aluminized, 27.00 in. Overall Length, Buick, Cadillac, Chevrolet, Oldsmobile, Pontiac, Each
Part Number: WLK-18271
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Catalytic Converter, Stainless Steel, Buick, Chevy, Oldsmobile, Pontiac, 3.1L, Each
Part Number: MPE-23498
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Catalytic Converter, Stainless Steel, Buick, Chevy, GMC, Saturn, 3.6L, Rear, Each
Part Number: MPE-51579
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 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: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
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: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Air Pump, Replacement, Electric, Buick, Chevrolet, GMC, Oldsmobile, Each
Part Number: SMP-AIP3
Not Yet Reviewed
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
Air Injection Pump
Part Number: SMP-AIP21
Not Yet Reviewed
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
Catalytic Converter, Direct Fit, Stainless Steel, Buick, Pontiac, Each
Part Number: MPE-24205
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 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: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 59.00 in. Overall Length, Buick, Pontiac, Each
Part Number: APH-642981
Not Yet Reviewed
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
Catalytic Converter, OEM Grade, Federal/EPA Compliant, Direct-Fit, Rear Position, 18.625 in. Overall Length, Chevrolet, Buick, 1.4L, Each
Part Number: MPE-52966
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Air Pump, Electric, Buick, Chevrolet, Each
Part Number: SMP-AIP14
Not Yet Reviewed
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
AIR Pump, Electric, Buick, Pontiac, 3.8L, Each
Part Number: SMP-AIP7
Not Yet Reviewed
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
Preconverter
Part Number: RNB-679-545
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Catalytic Converters, Direct-Fit, Two Stock Flange Inlets, One Stock Flange Outlet, 39.00 in. Length, Buick, Chevrolet, GMC, Isuzu, Saab, Each
Part Number: APH-645186
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Muffler, OE Replacement, Steel, Aluminized, Buick, Oldsmobile, Pontiac, 3.8L, Each
Part Number: APH-3589
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
EPA OBDII Direct Fit Converter 09-11 Buick Lucerne 6 cyl., 3.9L, front
Part Number: CTO-5222
Not Yet Reviewed
Estimated Ship Date: Apr 2, 2026 if ordered today
Estimated Ship Date: Apr 2, 2026 if ordered today
Catalytic Converters, Universal, 2.50 in. Slip Fit Inlet/Outlet, Ceramic Honeycomb Substrate, 16.50 in. Overall Length, Each
Part Number: APH-604006
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
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