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Walker Ultra Direct-Fit Catalytic Converters for 2012-2016 LACROSSE - 16935

Ultra EPA Catalytic Converter

Part Number: WLK-16935

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Hedman Street Headers 66607

Hedman Street Headers 66607

Headers, Street, Mid-Length, Steel, Silver Ceramic Coated, Buick, Chevy, Oldsmobile, Small Block, Pair

Part Number: HED-66607

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Walker Direct-Fit SoundFX Steel 2.25 Inch Muffler 18945

Mufflers, Direct-Fit SoundFX, Steel, Aluminized, 33.25 in. Overall Length, Buick, Pontiac, Each

Part Number: WLK-18945

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

AP Exhaust MSL Maximum Steel 2.25 Inch Muffler 700373

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026

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MagnaFlow California Grade CARB Compliant Universal Catalytic Converters 3322304

Catalytic Converter, California Grade CARB Compliant Universal Catalytic Converter, Stainless Steel, For use on Acure®, Alfa Romeo, Each

Part Number: MPE-3322304

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

AP Exhaust Direct-Fit Catalytic Converters for 2010-2016 LACROSSE - 643135

Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Substrate, 54.63 in. Overall Length, Buick, Each

Part Number: APH-643135

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

Catco Direct-Fit Catalytic Converters 4112

Catalytic Converter, Stainless Steel, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: CTO-4112

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Walker Direct-Fit Y-Pipes for 2010-2016 LACROSSE - 50577

Pipe-Y Pipe

Part Number: WLK-50577

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters 49446

Catalytic Converter, Stainless Steel, Buick, Chevy, GMC, Saturn, 3.6L, Front Rearward, Each

Part Number: MPE-49446

Not Yet Reviewed

Estimated Ship Date: Feb 20, 2026 if ordered today

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Estimated Ship Date: Feb 20, 2026 if ordered today

Walker Exhaust Hanger Brackets 35181

Exhaust Hanger Bracket, Clamp-on, Steel, Natural, 2.00 in. Pipe Diameter, Buick, Chevy, Olds, Pontiac, Each

Part Number: WLK-35181

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Schoenfeld Street Stock Headers 187SP-3

Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 7/8 in. Primaries, 3 in. Collector, Spread Port, Automatic, Chevy, Pair

Part Number: SCH-187SP-3

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

MagnaFlow Universal Catalytic Converters 99204HM

Catalytic Converters, Universal, 3-way, Stainless Steel Case, 2.000 in. Slip Fit Inlet/Outlet, 13.000 in. Overall Length, Each

Part Number: MPE-99204HM

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Feb 20, 2026 if ordered today

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Estimated Ship Date: Feb 20, 2026 if ordered today

Walker Ultra Direct-Fit Catalytic Converters 16709

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

Part Number: WLK-16709

Not Yet Reviewed

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Catco Federal/EPA Direct-Fit Catalytic Converters for 2018-2024 ENCLAVE, 2018-2023 TRAVERSE - 5372

Catalytic Converter, Federal / EPA Catalytic Converter - Direct Fit

Part Number: CTO-5372

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Schoenfeld Street Stock Headers 167AS

Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 7/8 in. Primaries, 3.5 in. Collector, Stahl Flange, Chevy, Pair

Part Number: SCH-167AS

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Schoenfeld Street Stock Headers 186VSP

Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, Spread Port, Automatic, Chevy, Pair

Part Number: SCH-186VSP

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

AP Exhaust Universal Catalytic Converters 608226

Catalytic Converter, Universal, 2.5 Inlet, 2.5 in. Outlet, Slip Fit, Stainless Steel, Ceramic Honeycomb, Each

Part Number: APH-608226

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Feb 17, 2026 if ordered today

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Estimated Ship Date: Feb 17, 2026 if ordered today

Dorman Control Duct Pre-Heater Hoses 96022

Control Duct Hose, Pre-Heater, Flexible, 1.750 in. Diameter, 18 in. Length, Each

Part Number: RNB-96022

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Walker Replacement Exhaust Insulators 35182

Exhaust Hanger Insulator, Rubber, Black, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: WLK-35182

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

AP Exhaust Direct-Fit Catalytic Converters for 2017-2019 ACADIA, 2018-2024 ENCLAVE, 2018-2023 TRAVERSE - 644166

Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Stainless Steel Case, 17.00 in. Overall Length, Front Left, Buick, Chevrolet, GMC, Each

Part Number: APH-644166

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

AP Exhaust Universal Catalytic Converters 912006R

Catalytic Converters, 2.50 in. Slip Fit Inlet/Outlet, Stainless Steel Case, Ceramic Substrate, 16.00 in. Overall Length, Chevy, Dodge, Ford, GMC, Each

Part Number: APH-912006R

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

AP Exhaust Universal Catalytic Converters 912005R

Catalytic Converters, Universal, Round Style, 2.25 in. Slip Fit Inlet/Outlet, 16.00 in. Length, for use on Honda®, Buick, Chevy, Chrysler, Ford, Each

Part Number: APH-912005R

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

Walker Replacement Exhaust Insulators 35719

Exhaust Insulator, Replacement, Rubber, Natural, Buick, Cadillac, Chevy, Jeep, Oldsmobile, Pontiac, Each

Part Number: WLK-35719

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Dorman Direct-Fit Manifold Catalytic Converters 674-854

Catalytic Converter, Direct-Fit, Stock Flange, Stainless Steel, Buick, Chevy, Front, Each

Part Number: RNB-674-854

Not Yet Reviewed

Estimated Ship Date: Feb 20, 2026 if ordered today

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Estimated Ship Date: Feb 20, 2026 if ordered today

Dorman Exhaust Manifolds 674-937

Exhaust Manifold, OEM Replacement, Cast Iron, Buick, Chevrolet, Pontiac, Each

Part Number: RNB-674-937

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Dorman Exhaust Manifold Mounting Hardware 03137

Manifold Bolt and Spring, 3/8-16 x 1-3/4, Kit

Part Number: RNB-03137

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 20, 2026 if ordered today

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Estimated Ship Date: Feb 20, 2026 if ordered today