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2003 Walker Exhaust Parts and Accessories

Showing In Stock Items. Show All 60 Items.

Individual Parts

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Results 1 - 25 of 49

Walker Ultra Direct-Fit Catalytic Converters for 1999-2004 GRAND CHEROKEE - 54447

Catalytic Converter, Stainless Steel, Jeep, 4.0L, Each

Part Number: WLK-54447

3.0 out of 5 stars ( 2 )

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

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AP Exhaust Direct-Fit Catalytic Converters for 2001-2004 GRAND CHEROKEE - 641177

Not Yet Reviewed

Estimated Ship Date: May 19, 2026

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Walker CalCat Direct-Fit Catalytic Converters for 2001-2004 SEQUOIA - 83447

Catalytic Converter, Cal-Cat Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Toyota, Each

Part Number: WLK-83447

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

Walker Ultra Direct-Fit Catalytic Converters 54397

Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: WLK-54397

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Walker Ultra Direct-Fit Catalytic Converters for 2001-2003 F-150, 2004 F-150 HERITAGE - 54407

Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: WLK-54407

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

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AP Exhaust Direct-Fit Catalytic Converters for 1997-2003 F-150, 2004 F-150 HERITAGE - 645255

Not Yet Reviewed

Estimated Ship Date: May 19, 2026

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Walker Ultra Direct-Fit Catalytic Converters for 2000-2001 A6, A6 QUATTRO, 2000-2005 PASSAT - 55402

Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: WLK-55402

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

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AP Exhaust Direct-Fit Catalytic Converters for 2000-2001 A6, A6 QUATTRO, 2000-2005 PASSAT - 642977

Not Yet Reviewed

Estimated Ship Date: May 19, 2026

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Walker CalCat Direct-Fit Catalytic Converters for 2003-2004 TUNDRA - 83451

Catalytic Converter, Cal-Cat Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Toyota, Each

Part Number: WLK-83451

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

Walker Ultra Direct-Fit Catalytic Converters 40641

Catalytic Converter, Direct Fit, Stainless Steel, Each

Part Number: WLK-40641

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

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AP Exhaust Direct-Fit Catalytic Converters 645813

Not Yet Reviewed

Estimated Ship Date: May 19, 2026

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Walker Ultra Direct-Fit Catalytic Converters for 2002-2006 CAMRY, 2002-2003 ES300 - 55380

Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: WLK-55380

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

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AP Exhaust Direct-Fit Catalytic Converters for 2002-2006 CAMRY, 2002-2003 ES300 - 643014

Not Yet Reviewed

Estimated Ship Date: May 19, 2026

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Walker Ultra Direct-Fit Catalytic Converters for 2003-2006 SENTRA - 55438

Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: WLK-55438

4.33 out of 5 stars ( 3 )

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

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AP Exhaust Direct-Fit Catalytic Converters for 2003-2006 SENTRA - 643003

Not Yet Reviewed

Estimated Ship Date: May 19, 2026

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Walker Ultra Direct-Fit Catalytic Converters for 2002-2003 LIBERTY - 50431

Catalytic Converter, Direct-Fit, Stainless Steel, Jeep, 3.7L, Each

Part Number: WLK-50431

1.0 out of 5 stars ( 1 )

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

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AP Exhaust Direct-Fit Catalytic Converters for 2002-2003 LIBERTY - 643040

Not Yet Reviewed

Estimated Ship Date: May 19, 2026

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Walker Ultra Direct-Fit Catalytic Converters for 2003 RAM 2500, RAM 3500 - 55581

Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Slip Fit Outlet, Ceramic Honeycomb, Dodge, Each

Part Number: WLK-55581

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

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Catco Federal/EPA Direct-Fit Catalytic Converters for 2003 RAM 2500, RAM 3500 - 9918

Not Yet Reviewed

Estimated Ship Date: May 19, 2026

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Walker Ultra Direct-Fit Catalytic Converters for 2001-2004 OUTBACK - 55612

Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Subaru, Each

Part Number: WLK-55612

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

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AP Exhaust Direct-Fit Catalytic Converters for 2001-2004 OUTBACK - 642122

Not Yet Reviewed

Estimated Ship Date: May 19, 2026

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Walker Ultra Direct-Fit Catalytic Converters 55577

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

Part Number: WLK-55577

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

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AP Exhaust Direct-Fit Catalytic Converters 645814

Not Yet Reviewed

Estimated Ship Date: May 19, 2026

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Walker Ultra Direct-Fit Catalytic Converters for 2000-2001 A6, A6 QUATTRO, 2000-2005 PASSAT - 55390

Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: WLK-55390

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

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AP Exhaust Direct-Fit Catalytic Converters for 2000-2001 A6, A6 QUATTRO, 2000-2005 PASSAT - 642976

Not Yet Reviewed

Estimated Ship Date: May 19, 2026

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Walker Exhaust - Catalytic Converters for 2000-2003 S10, SONOMA - 50525

DIRECT-FIT CATALYTIC CONVERTER

Part Number: WLK-50525

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

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Catco Federal/EPA Direct-Fit Catalytic Converters for 2001-2003 S10, SONOMA - 9996

Not Yet Reviewed

Estimated Ship Date: Today

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Walker Quiet-Flow SS 409 Stainless Steel 2.5 Inch Muffler 21421

Walker Quiet-Flow SS Muffler

Part Number: WLK-21421

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

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AP Exhaust OE Replacement Steel 3 Inch Muffler 2405

2 out of 5 stars ( 1 )

Estimated Ship Date: May 19, 2026

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Walker Ultra Direct-Fit Catalytic Converters for 2001-2004 MUSTANG - 50529

Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: WLK-50529

5.0 out of 5 stars ( 2 )

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

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AP Exhaust Direct-Fit Catalytic Converters for 1999-2004 MUSTANG - 642942

Not Yet Reviewed

Estimated Ship Date: May 19, 2026

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Walker Ultra Direct-Fit Catalytic Converters for 2002-2006 OPTIMA, 2002-2005 SONATA - 50479

Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: WLK-50479

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

Walker CalCat Direct-Fit Catalytic Converters 81844

Catalytic Converter, Cal-Cat Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Heat Shield, Lexus, Toyota, Each

Part Number: WLK-81844

Not Yet Reviewed

Estimated Ship Date: May 28, 2026 if ordered today

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Estimated Ship Date: May 28, 2026 if ordered today

Walker Exhaust - Catalytic Converters for 2004-2006 AMANTI, 2002-2005 XG350 - 16543

Converter- DF- EPA- ULTRA I/PC

Part Number: WLK-16543

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Catco Federal/EPA Direct-Fit Catalytic Converters for 2004-2006 AMANTI, 2001 XG300, 2002-2005 XG350 - 4485

Not Yet Reviewed

Estimated Ship Date: May 19, 2026

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Walker Exhaust Catalytic Converters 55990

Ultra EPA Catalytic Converter

Part Number: WLK-55990

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

Walker CalCat Direct-Fit Catalytic Converters for 2000-2005 ASTRO, SAFARI - 81947

Catalytic Converter, CalCat, Stainless Case, 2.000 in. Dual Inlet/2.750 in Outlet, Chevy, GMC, Each

Part Number: WLK-81947

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

Walker Ultra Direct-Fit Catalytic Converters 16166

Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: WLK-16166

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

AP Exhaust Direct-Fit Catalytic Converters 645844

Not Yet Reviewed

Estimated Ship Date: May 19, 2026

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Walker Exhaust - Catalytic Converters for 2001-2003 ELANTRA, 2003-2006 TIBURON - 14796

Ultra EPA Catalytic Converter

Part Number: WLK-14796

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

Walker Ultra Direct-Fit Catalytic Converters 54898

Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Heat Shield, Volvo, Each

Part Number: WLK-54898

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

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