BUICK Walker Exhaust Catalytic Converters

Catalytic Converter, CalCat Universal, One Inlet, 2.50 in., One Outlet, 2.50 in. Stainless Steel, Monolithic Catalyst, Each

Part Number: WLK-83508

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

• Free Shipping

Catalytic Converter, Universal, Stainless Steel, 2.5 in. Inlet/Outlet, 13.5 in. Length, Each

Part Number: WLK-93238

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

• Free Shipping

CalCat CARB Catalytic Converter

Part Number: WLK-81327

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converter, 2.00 in. Slip Fit Inlet/Outlet, 13.250 in. Overall Length, Chevy, Suzuki, Toyota, Each

Part Number: WLK-82526

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 24, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converter, Walker CalCat Direct Fit Converter

Part Number: WLK-84589

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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-81918

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converter, Ultra Direct Fit, Stainless Steel, Buick, Pontiac, 3.8L, Each

Part Number: WLK-54752

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

• Free Shipping

Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Buick, Chevrolet, GMC, Saab, Each

Part Number: WLK-54772

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converter, Stainless Steel Case, Buick, Pontiac, Each

Part Number: WLK-16386

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 24, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converter, Stainless Steel, Universal, 2.5 in. Inlet/Outlet, Each

Part Number: WLK-15042

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converter, Stainless Steel, for use on Honda®, 1.5, 1.6L, Each

Part Number: WLK-15051

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Catalytic Converter, Cal-Cat Universal, 2.000 in. Slip Fit Inlet, 2.000 in. Slip Fit Outlet, Ceramic Honeycomb, Universal, Each

Part Number: WLK-83406

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Converter-EPA Ultra-Direct Fit

Part Number: WLK-54981

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Catalytic Converter, Direct Fit, Stainless Steel Case, Buick, Chevy, GMC, Isuzu, Saab, Each

Part Number: WLK-16671

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Heat Shield, Buick, Chevrolet, GMC, Saturn, Each

Part Number: WLK-16710

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

CalCat CARB Catalytic Converter

Part Number: WLK-84801

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

CalCat CARB Catalytic Converter

Part Number: WLK-81322

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converter, Cal-Cat Universal, 2.500 in. Slip Fit Inlet, 2.500 in. Slip Fit Outlet, Ceramic Honeycomb, Universal, Each

Part Number: WLK-84302

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Converter-CalCat-Direct Fit

Part Number: WLK-84266

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

CalCat CARB Catalytic Converter

Part Number: WLK-81326

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: WLK-54627

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Feb 24, 2026 if ordered today

• Drop Ship
• Oversize $7.99
• Special Order

CalCat CARB Catalytic Converter

Part Number: WLK-81302

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Heat shield, Buick, Chevrolet, Saturn, Each

Part Number: WLK-55620

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converter, Ceramic Honeycomb Substrate, 16.250 in. Overall Length, Buick, Chevy, GMC, Olds, Pontiac

Part Number: WLK-82637

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converter, Cal-Cat Universal, 2.500 in. Slip Fit Inlet, 2.500 in. Slip Fit Outlet, Ceramic Honeycomb, Universal, Each

Part Number: WLK-83408

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order