Availability
BUICK Exhaust
Catalytic Converter, OEM Grade, Federal/EPA Compliant, Direct-Fit, Buick, Pontiac, 3.4L, Each
Part Number: MPE-52039
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 Case, Buick, Each
Part Number: MPE-52896
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Catalytic Converter, Universal, One Inlet, Ceramic Honeycomb, Stainless Steel, 2.50 in. Slip Fit Inlet/Outlet, 9 in. Length, Each
Part Number: MPE-5561206
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Catalytic Converter, California Grade, Universal, Stainless Steel Case, 11.250 in. Overall Length, 2.250 in. Inlet/Outlet, Each
Part Number: MPE-5582405
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Rear, 21.625 in. Overall Length, Buick, Chevy, GMC, Saturn, 3.6L, Each
Part Number: MPE-5592579
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, Each
Part Number: APH-2262
Not Yet Reviewed
Estimated Ship Date: Feb 18, 2026 if ordered today
Estimated Ship Date: Feb 18, 2026 if ordered today
Muffler, OE Replacement, Steel, Aluminized, Buick, Oldsmobile, V6, V8, Each
Part Number: APH-2501
Not Yet Reviewed
Estimated Ship Date: Feb 18, 2026 if ordered today
Estimated Ship Date: Feb 18, 2026 if ordered today
Mufflers, MSL Maximum, Steel, Aluminized, Perforated Tube, Round Case, Front Muffler, Buick, Oldsmobile, Each
Part Number: APH-700446
Not Yet Reviewed
Estimated Ship Date: Feb 18, 2026 if ordered today
Estimated Ship Date: Feb 18, 2026 if ordered today
Muffler, MSL, Steel, Aluminized, Buick, Cadillac, Chevy, Oldsmobile, Pontiac, L4, V6, V8, Each
Part Number: APH-6538
Not Yet Reviewed
Estimated Ship Date: Feb 18, 2026 if ordered today
Estimated Ship Date: Feb 18, 2026 if ordered today
Exhaust Systems, Direct-Fit, Cat-back, Single, Steel, Aluminized, Rear Exit, Buick, Kit
Part Number: BRE-106-0013
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Catalytic Converter, Stainless Steel, 2.00 in. Inlet, 2.00 in. Outlet, 15.0 in. Length, Universal, Each
Part Number: MPE-418004
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
Exhaust Pipe, Intermediate Pipe, Steel, Aluminized, 2.25 in. O.D., Buick, Chevy, Oldsmobile, Pontiac, Saturn, Each
Part Number: WLK-52262
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:
DF Conv 2009-2011 Buick Lucerne Rear Underbody 3.9L
Part Number: MPE-280425
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Muffler, MSL, Steel, Aluminized, Buick, Cadillac, Oldsmobile, V6, V8, Each
Part Number: APH-6541
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:
Walker Direct-Fit SoundFX Steel 2.25 Inch Muffler 18387
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Substrate, 16.00 in. Overall Length, Buick, Chevrolet, 2.0L, Each
Part Number: APH-641600
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, 22.81 in. Overall Length, Buick, 3.8L, Each
Part Number: APH-644014
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, 41.00 in. Overall Length, Rear, Buick, Chevrolet, Each
Part Number: APH-644102
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, 16.00 in. Length, Buick, Chevy, Each
Part Number: CTO-1504
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Catalytic Converter, OEM Grade, Federal/EPA Compliant, Direct-Fit, Buick, Chevy, Saturn, 3.9L, Each
Part Number: MPE-52098
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
EPA OBDII Direct Fit Converter
Part Number: CTO-5220
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Catalytic Converter, Federal / EPA Catalytic Converter - Direct Fit
Part Number: CTO-5308
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Headers, Blackheart Super Competition, Long Tube, Steel, Temporary Black Paint, Buick, Chevy, Oldsmobile, Pontiac, LS Swap, Pair
Part Number: HOK-70101508HKR
Not Yet Reviewed
Estimated Ship Date: Feb 17, 2026 if ordered today
Estimated Ship Date: Feb 17, 2026 if ordered today
Catalytic Converter, Direct-Fit, Stock Flange, Stainless Steel, Buick, Chevy, Front, Each
Part Number: RNB-674-051
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, Buick, Chevy, Oldsmobile, Pontiac, 3.4L, Center, Each
Part Number: MPE-51845
Not Yet Reviewed
Estimated Ship Date: Feb 18, 2026 if ordered today
Estimated Ship Date: Feb 18, 2026 if ordered today
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Buick, Chevy, GMC, Isuzu, Oldsmobile, 4.2L, Each
Part Number: MPE-5451217
Not Yet Reviewed
Estimated Ship Date: Feb 18, 2026 if ordered today
Estimated Ship Date: Feb 18, 2026 if ordered today
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