Availability
2003 Walker Exhaust Parts and Accessories
Converter-CalCat-Direct Fit
Part Number: WLK-83591
Not Yet Reviewed
Estimated Ship Date: May 29, 2026 if ordered today
Estimated Ship Date: May 29, 2026 if ordered today
Walker Resonator Assembly
Part Number: WLK-56110
Not Yet Reviewed
Estimated Ship Date: May 29, 2026 if ordered today
Estimated Ship Date: May 29, 2026 if ordered today
Catalytic Converter, Cal-Cat Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Heat Shield, Cadillac, Chevrolet, GMC, Each
Part Number: WLK-83457
Not Yet Reviewed
Estimated Ship Date: May 29, 2026 if ordered today
Estimated Ship Date: May 29, 2026 if ordered today
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: May 29, 2026 if ordered today
Estimated Ship Date: May 29, 2026 if ordered today
Intermediate Pipe, Front Pipe, Steel, Aluminized, Dodge, Each
Part Number: WLK-53796
Not Yet Reviewed
Estimated Ship Date: May 29, 2026 if ordered today
Estimated Ship Date: May 29, 2026 if ordered today
Intermediate Pipe, Exhaust, Steel, Aluminized, 2.00 in. O.D., Ford, Each
Part Number: WLK-41831
Not Yet Reviewed
Estimated Ship Date: May 29, 2026 if ordered today
Estimated Ship Date: May 29, 2026 if ordered today
Muffler, Quiet-Flow SS, Direct-Fit, Stainless Steel, Aluminized, Mitsubishi, Each
Part Number: WLK-54534
Not Yet Reviewed
Estimated Ship Date: May 29, 2026 if ordered today
Estimated Ship Date: May 29, 2026 if ordered today
SoundFX Direct Fit Muffler
Part Number: WLK-18974
Not Yet Reviewed
Estimated Ship Date: May 29, 2026 if ordered today
Estimated Ship Date: May 29, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Exhaust Flange Gasket, Graphite Coated Metal Core, Ford, Kia, Mazda, Each
Part Number: WLK-31595
Not Yet Reviewed
Estimated Ship Date: May 29, 2026 if ordered today
Estimated Ship Date: May 29, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Ultra EPA Catalytic Converter
Part Number: WLK-14721
Not Yet Reviewed
Estimated Ship Date: May 29, 2026 if ordered today
Estimated Ship Date: May 29, 2026 if ordered today
Resonator, Steel, Aluminized, 2.00 in. Inlet/Outlet, 53.625 in. Overall Length, Ford, Each
Part Number: WLK-55382
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Ford, Each
Part Number: WLK-16552
Not Yet Reviewed
Estimated Ship Date: May 29, 2026 if ordered today
Estimated Ship Date: May 29, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
AP Exhaust Direct-Fit Catalytic Converters for 2003-2004 EXPEDITION - 645433
Not Yet Reviewed
Estimated Ship Date: May 20, 2026
Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Ford, Mazda, Mercury, Each
Part Number: WLK-16410
Not Yet Reviewed
Estimated Ship Date: May 29, 2026 if ordered today
Estimated Ship Date: May 29, 2026 if ordered today
Walker Resonator Assembly
Part Number: WLK-55278
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Resonator, Aluminized, Steel, for Nissan, 2.5L, Each
Part Number: WLK-56108
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Intermediate Pipe, Outside Diameter 2.250 in., Steel, Aluminized, Dodge, Plymouth, Each
Part Number: WLK-57000
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Walker Resonator Assembly
Part Number: WLK-54657
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
AP Exhaust Direct-Fit Catalytic Converters for 2000-2005 ECHO, 2004-2006 XA - 643006
Not Yet Reviewed
Estimated Ship Date: May 20, 2026
Resonator, Steel, Natural, Toyota, Each
Part Number: WLK-54561
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
AP Exhaust Direct-Fit Catalytic Converters for 2000-2005 ECHO, 2004-2006 XA - 643006
Not Yet Reviewed
Estimated Ship Date: May 20, 2026
Ultra EPA Manifold Converter
Part Number: WLK-14662
Not Yet Reviewed
Estimated Ship Date: May 29, 2026 if ordered today
Estimated Ship Date: May 29, 2026 if ordered today
Exhaust Flange Gasket, Composite, Mazda, Each
Part Number: WLK-31642
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Mufflers, Direct-Fit SoundFX, Steel, Aluminized, 46.25 in. Overall Length, for Infiniti, for Nissan, Each
Part Number: WLK-18886
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
AP Exhaust MSL Maximum Steel 2 Inch Muffler 700417
Not Yet Reviewed
Estimated Ship Date: May 20, 2026
Catalytic Converter, Direct Fit, Stainless Steel, Ford, 2.0, 2.3L, Each
Part Number: WLK-53555
Not Yet Reviewed
Estimated Ship Date: May 29, 2026 if ordered today
Estimated Ship Date: May 29, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
AP Exhaust Direct-Fit Catalytic Converters for 2003-2007 FOCUS - 642269
Not Yet Reviewed
Estimated Ship Date: May 20, 2026
Flex Pipe, Exhaust, Steel Pipe, Stainless Flex Joint, 2.00 in. Inlet/Outlet, 23.75 in. Length, Ford, 2.0L
Part Number: WLK-52242
Estimated Ship Date: May 29, 2026 if ordered today
Estimated Ship Date: May 29, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Exhaust Resonator, Steel, Natural, 2.00 in. Inlet, 2.00 in. Outlet, 62.00 in. Length, Each
Part Number: WLK-56243
Estimated Ship Date: May 29, 2026 if ordered today
Estimated Ship Date: May 29, 2026 if ordered today
Walker Quiet-Flow SS Muffler Assembly
Part Number: WLK-53682
Estimated Ship Date: May 29, 2026 if ordered today
Estimated Ship Date: May 29, 2026 if ordered today
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