Availability
BUICK Exhaust
Catalytic Converter, Universal, One Inlet, 2.50 in., One Outlet, 2.50 in., 13.25 in. Overall Length, Stainless Steel, Ceramic Honeycomb, Each
Part Number: WLK-81128
Not Yet Reviewed
Exhaust, Crossover Pipe, Steel, Natural, 2.5 in. Pipe Diameter, Buick, Chevrolet, Pontiac, Saturn, V6, Each
Part Number: RNB-679-004
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: CTO-9035
Estimated Ship Date: Feb 13, 2026 if ordered today
Estimated Ship Date: Feb 13, 2026 if ordered today
Secondary Air Injection Bypass Valve
Part Number: ADO-12633750
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Intermediate Pipes, Exhaust, Steel, Aluminized, Buick, Oldsmobile, 2.2L, 3.3L, Each
Part Number: APH-68340
Not Yet Reviewed
Estimated Ship Date: Feb 18, 2026 if ordered today
Estimated Ship Date: Feb 18, 2026 if ordered today
Intermediate Pipes, Exhaust, Steel, Aluminized, Buick, Oldsmobile, Each
Part Number: APH-68341
Not Yet Reviewed
Estimated Ship Date: Feb 18, 2026 if ordered today
Estimated Ship Date: Feb 18, 2026 if ordered today
Secondary Air Injection Pipe, Buick, Chevy, Pontiac, Each
Part Number: ADO-219-551
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 3/4 in. Primaries, 3.5 in. Collector, Manual, Chevy, Pair
Part Number: SCH-186M
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 7/8 in. Primaries, 3.5 in. Collector, 18 Degree Flange, Automatic, Chevy, Pair
Part Number: SCH-187-18
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 5/8 - 1 3/4 in. Primaries, 3 in. Collector, Manual, Chevy, Pair
Part Number: SCH-185VM
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, 18 Degree Flange, Automatic, Chevy, Pair
Part Number: SCH-186V18
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
INSULATOR-EXH MUFF RR HNGR
Part Number: ADO-95468210
Not Yet Reviewed
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
Exhaust Pipe, Direct Fit Y-Pipe, Steel, Aluminized, Buick, GMC, Saturn, 3.6L, Each
Part Number: WLK-50563
Need It Sooner? We recommend these similar substitute parts:
Supercharger Bypass Valve
Part Number: ADO-12653854
Not Yet Reviewed
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
Turbocharger Heat Shield
Part Number: ADO-12673929
Not Yet Reviewed
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
Headers, Street, Long Tube, Steel, Silver Ceramic Coated, Buick, Oldsmobile, Pontiac, 5.0, 5.7L, Pair
Part Number: HED-66311
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Headers, Street, Mid-Length, Steel, Silver Ceramic Coated, Buick, Chevy, Oldsmobile, Small Block, Pair
Part Number: HED-66601
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Headers, Street, Long Tube, Steel, Silver Ceramic Coated, Buick, Chevy, Oldsmobile, Pontiac, 3.8L, Pair
Part Number: HED-68416
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Exhaust Tailpipe, Steel, Aluminized, Buick, Oldsmobile, Each
Part Number: WLK-41609
Not Yet Reviewed
Exhaust Pipe, Intermediate Pipe, Steel, Aluminized, 2.25 in. O.D., Buick, Oldsmobile, Pontiac, Each
Part Number: WLK-55169
Check Valve, A.I.R., Secondary Injection, Aluminum, Natural, Buick, Chevrolet, Each
Part Number: ADO-12659290
Not Yet Reviewed
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
SHIELD-F/INJN FUEL RL NOISE
Part Number: ADO-12673968
Not Yet Reviewed
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
INSULATOR ASM-EXH RR MUFFLER
Part Number: ADO-23156335
Not Yet Reviewed
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 5/8 in. Primaries, 3 in. Collector, Chevy, Pair
Part Number: SCH-165A
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 5/8 in. Primaries, 3 in. Collector, 604 Crate Engine, Chevy, Pair
Part Number: SCH-165ACM
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster