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Catalytic Converter
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Catalytic Converter - Front or Front Left or Front Right or Left or Rear or Right (Walker Exhaust) for 1998-2006 Cadillac, Chevrolet, Dodge, Ford, GMC, Hummer, Isuzu, Jeep, Lincoln, Mercury, & Oldsmobile NEW

$ 1,020 .11

Product Notes

Position: Front or Front Left (Driver Side) or Front Right (Passenger Side) or Left (Driver Side) or Rear or Right (Passenger Side)
CARB Executive Order D-182-52 Engine Family Number (EFN) WGMXT04.3185 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CalCat
Designed, tested and validated for assured compliance to meet CARB standards, Walker® CalCat® Universal Catalytic Converters are available for OBDII (1996 and newer) and non-OBD (1995 and older) vehicles.
Brand: Walker Exhaust
Condition: New
See All Other Catalytic Converters
LIFE
TIME
Lifetime Warranty Included
This part is backed by our industry-leading lifetime warranty. Shop with total confidence.
100%money-back 120-dayreturns OE-gradequality
Wrenchy the Robot

Meet Wrenchy - The Amazing Parts Assistant!

Voice or type your vehicle details and Wrenchy will confirm fitment in seconds.

Specifications & Info


Attribute Value
Body Height 4.125
Body Length 8.000
Body Material Stainless Steel
Body Shape Round
Body Width 4.125
California Air Resources Board (CARB) Certified Yes
Grade Type Standard Replacement
Inlet Inside Diameter 2.500
Inlet Quantity 1
Mounting Hardware Included No
Outlet Inside Diameter 2.500
Outlet Quantity 1

Vehicle Fitment Guide

This part fits the following vehicles:

Cadillac 1 model (tapclick to expand)(tapclick to hide)
Escalade 1999-2003 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 2002 - 2003 V8 5.3L AWD/RWD Automatic
Base SUV 2002 - 2003 V8 6.0L AWD/RWD Automatic
Base SUV 2000 V8 5.7L RWD Automatic
Base SUV 1999 - 2000 V8 5.7L 4WD Automatic
Chevrolet 9 models (tapclick to expand)(tapclick to hide)
Astro 2000-2005 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Extended Cargo Van 2000 - 2005 V6 4.3L AWD/RWD Automatic
Base Extended Passenger Van 2000 - 2005 V6 4.3L AWD/RWD Automatic
Base Standard Cargo Van 2000 - 2005 V6 4.3L AWD/RWD Automatic
Base Standard Passenger Van 2000 - 2005 V6 4.3L AWD/RWD Automatic
LS Extended Passenger Van 2000 - 2005 V6 4.3L AWD/RWD Automatic
LS Standard Passenger Van 2000 - 2005 V6 4.3L AWD/RWD Automatic
LT Extended Passenger Van 2000 - 2005 V6 4.3L AWD/RWD Automatic
LT Standard Passenger Van 2000 - 2005 V6 4.3L AWD/RWD Automatic
Avalanche 1500 2003 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Crew Cab Pickup 2003 V8 5.3L RWD/4WD Automatic
Base Crew Cab Pickup 2003 V8 5.3L FLEX RWD/4WD Automatic
North Face Crew Cab Pickup 2003 V8 5.3L 4WD Automatic
On Road Edition Crew Cab Pickup 2003 V8 5.3L RWD Automatic
WBH Crew Cab Pickup 2003 V8 5.3L RWD/4WD Automatic
Z71 Crew Cab Pickup 2003 V8 5.3L 4WD Automatic
Blazer 1998-2005 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 1998 - 1999, 2005 V6 4.3L RWD/4WD Automatic & Manual
Base SUV 1998 - 1999, 2005 V6 4.3L RWD/4WD Automatic & Manual
LS SUV 2002 L6 4.2L RWD Automatic
LS SUV 1999 V6 4.3L AWD Automatic & Manual
LS SUV 1999 V6 4.3L AWD Automatic & Manual
LS SUV 1998 - 2004 V6 4.3L RWD/4WD Automatic & Manual
LS SUV 1998 - 2004 V6 4.3L RWD/4WD Automatic & Manual
LT SUV 2002 L6 4.2L RWD Automatic
LT SUV 1998 - 2001 V6 4.3L RWD/4WD Automatic & Manual
LTZ SUV 2002 L6 4.2L AWD Automatic
Trailblazer SUV 1999 - 2001 V6 4.3L AWD Automatic & Manual
Xtreme SUV 2001 - 2005 V6 4.3L RWD Automatic & Manual
ZR2 SUV 2004 - 2005 V6 4.3L RWD Automatic & Manual
ZR2 SUV 2003 - 2005 V6 4.3L 4WD Automatic & Manual
C1500 Suburban 1998-1999 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 1998 - 1999 V8 5.7L RWD Automatic
Base SUV 1998 - 1999 V8 6.5L DIESEL Turbo RWD Automatic
LS SUV 1998 - 1999 V8 5.7L RWD Automatic
LS SUV 1998 - 1999 V8 6.5L DIESEL Turbo RWD Automatic
LT SUV 1999 V8 5.7L RWD Automatic
LT SUV 1999 V8 6.5L DIESEL Turbo RWD Automatic
K1500 Suburban 1998-1999 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 1998 - 1999 V8 5.7L 4WD Automatic
Base SUV 1998 - 1999 V8 6.5L DIESEL Turbo 4WD Automatic
LS SUV 1998 - 1999 V8 5.7L 4WD Automatic
LS SUV 1998 - 1999 V8 6.5L DIESEL Turbo 4WD Automatic
LT SUV 1999 V8 5.7L 4WD Automatic
LT SUV 1999 V8 6.5L DIESEL Turbo 4WD Automatic
S10 1998-2004 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Crew Cab Pickup 2003 L4 2.2L RWD/4WD Automatic & Manual
Base Crew Cab Pickup 2001 - 2002 L4 2.2L FLEX RWD/4WD Automatic & Manual
Base Crew Cab Pickup 2001 - 2003 V6 4.3L RWD/4WD Automatic & Manual
Base Extended Cab Pickup 2001 L4 2.2L FLEX RWD/4WD Automatic & Manual
Base Extended Cab Pickup 2001 V6 4.3L RWD/4WD Automatic & Manual
Base Extended Cab Pickup 2000 -- -L BATTERY EV (EV/BEV) FWD/RWD/4WD Automatic & Manual & N/R
Base Extended Cab Pickup 2000 L4 2.2L FWD/RWD/4WD Automatic & Manual & N/R
Base Extended Cab Pickup 2000, 2003 L4 2.2L RWD/4WD Automatic & Manual
Base Extended Cab Pickup 2000 - 2002 L4 2.2L FLEX RWD/4WD Automatic & Manual
Base Extended Cab Pickup 2000 L4 2.2L FLEX FWD/RWD/4WD Automatic & Manual & N/R
Base Extended Cab Pickup 2000 - 2003 V6 4.3L RWD/4WD Automatic & Manual
Base Extended Cab Pickup 2000 V6 4.3L FWD/RWD/4WD Automatic & Manual & N/R
Base Standard Cab Pickup 2000 - 2002 L4 2.2L FLEX RWD/4WD Automatic & Manual
Base Standard Cab Pickup 2000 L4 2.2L FLEX FWD/RWD/4WD Automatic & Manual & N/R
Base Standard Cab Pickup 1998 - 2000 -- -L BATTERY EV (EV/BEV) FWD/RWD/4WD Automatic & Manual & N/R
Base Standard Cab Pickup 1998 - 2003 L4 2.2L RWD Automatic & Manual
Base Standard Cab Pickup 1998 - 2000, 2003 L4 2.2L 4WD Automatic & Manual
Base Standard Cab Pickup 1998 - 2000 L4 2.2L FWD/RWD/4WD Automatic & Manual & N/R
Base Standard Cab Pickup 1998 - 2003 V6 4.3L RWD/4WD Automatic & Manual
Base Standard Cab Pickup 1998 - 2000 V6 4.3L FWD/RWD/4WD Automatic & Manual & N/R
LS Crew Cab Pickup 2003 L4 2.2L RWD/4WD Automatic & Manual
LS Crew Cab Pickup 2001 - 2002 L4 2.2L FLEX RWD/4WD Automatic & Manual
LS Crew Cab Pickup 2001 - 2004 V6 4.3L 4WD Automatic
LS Crew Cab Pickup 2001 - 2003 V6 4.3L RWD/4WD Automatic & Manual
LS Extended Cab Pickup 2000 - 2002 L4 2.2L FLEX RWD/4WD Automatic & Manual
LS Extended Cab Pickup 2000 - 2001 L4 2.2L FLEX RWD/4WD Automatic & Manual
LS Extended Cab Pickup 1998 - 2000 L4 2.2L RWD/4WD Automatic & Manual
LS Extended Cab Pickup 1998 - 2000, 2003 L4 2.2L RWD/4WD Automatic & Manual
LS Extended Cab Pickup 1998 - 2003 V6 4.3L RWD/4WD Automatic & Manual
LS Extended Cab Pickup 1998 - 2001 V6 4.3L RWD/4WD Automatic & Manual
LS Standard Cab Pickup 2000 - 2002 L4 2.2L FLEX RWD/4WD Automatic & Manual
LS Standard Cab Pickup 1998 - 2000, 2003 L4 2.2L RWD/4WD Automatic & Manual
LS Standard Cab Pickup 1998 - 2003 V6 4.3L RWD/4WD Automatic & Manual
SS Standard Cab Pickup 1998 V6 4.3L RWD Automatic
Xtreme Extended Cab Pickup 2000 - 2002 L4 2.2L FLEX RWD Automatic & Manual
Xtreme Extended Cab Pickup 2000 - 2001 L4 2.2L FLEX RWD Automatic & Manual
Xtreme Extended Cab Pickup 1999 - 2000, 2003 L4 2.2L RWD Automatic & Manual
Xtreme Extended Cab Pickup 1999 - 2000 L4 2.2L RWD Automatic & Manual
Xtreme Extended Cab Pickup 1999 - 2003 V6 4.3L RWD Automatic & Manual
Xtreme Extended Cab Pickup 1999 - 2001 V6 4.3L RWD Automatic & Manual
Xtreme Standard Cab Pickup 2000 - 2002 L4 2.2L FLEX RWD Automatic & Manual
Xtreme Standard Cab Pickup 1999 - 2000, 2003 L4 2.2L RWD Automatic & Manual
Xtreme Standard Cab Pickup 1999 - 2003 V6 4.3L RWD Automatic & Manual
ZR2 Extended Cab Pickup 1998 - 2003 V6 4.3L 4WD Automatic & Manual
ZR2 Extended Cab Pickup 1998 - 2001 V6 4.3L 4WD Automatic & Manual
ZR2 Standard Cab Pickup 1998 - 1999 V6 4.3L 4WD Automatic & Manual
ZR5 Crew Cab Pickup 2002 - 2004 V6 4.3L 4WD Automatic
Silverado 1500 2003 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Extended Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
Base Extended Cab Pickup 2003 V8 4.8L RWD/4WD Automatic & Manual
Base Extended Cab Pickup 2003 V8 5.3L RWD/4WD Automatic & Manual
Base Extended Cab Pickup 2003 V8 5.3L FLEX RWD/4WD Automatic & Manual
Base Standard Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
Base Standard Cab Pickup 2003 V8 4.8L RWD/4WD Automatic & Manual
Base Standard Cab Pickup 2003 V8 5.3L RWD/4WD Automatic & Manual
Base Standard Cab Pickup 2003 V8 5.3L FLEX RWD/4WD Automatic & Manual
LS Extended Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
LS Extended Cab Pickup 2003 V8 4.8L RWD/4WD Automatic & Manual
LS Extended Cab Pickup 2003 V8 5.3L RWD/4WD Automatic & Manual
LS Extended Cab Pickup 2003 V8 5.3L FLEX RWD/4WD Automatic & Manual
LS Standard Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
LS Standard Cab Pickup 2003 V8 4.8L RWD/4WD Automatic & Manual
LS Standard Cab Pickup 2003 V8 5.3L RWD/4WD Automatic & Manual
LS Standard Cab Pickup 2003 V8 5.3L FLEX RWD/4WD Automatic & Manual
LT Extended Cab Pickup 2003 V6 4.3L RWD/4WD Automatic
LT Extended Cab Pickup 2003 V8 4.8L RWD/4WD Automatic
LT Extended Cab Pickup 2003 V8 5.3L RWD/4WD Automatic
LT Extended Cab Pickup 2003 V8 5.3L FLEX RWD/4WD Automatic
SS Extended Cab Pickup 2003 V8 6.0L AWD Automatic
WT Extended Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
WT Extended Cab Pickup 2003 V8 4.8L RWD/4WD Automatic & Manual
WT Extended Cab Pickup 2003 V8 5.3L FLEX RWD/4WD Automatic & Manual
WT Standard Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
WT Standard Cab Pickup 2003 V8 4.8L RWD/4WD Automatic & Manual
WT Standard Cab Pickup 2003 V8 5.3L FLEX RWD/4WD Automatic & Manual
Suburban 1500 2003 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 2003 V8 5.3L RWD Automatic
LS SUV 2003 V8 5.3L RWD/4WD Automatic
LS SUV 2003 V8 5.3L FLEX RWD/4WD Automatic
LT SUV 2003 V8 5.3L RWD/4WD Automatic
LT SUV 2003 V8 5.3L FLEX RWD/4WD Automatic
Z71 SUV 2003 V8 5.3L 4WD Automatic
Z71 SUV 2003 V8 5.3L FLEX 4WD Automatic
Tahoe 1998-2003 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 2000 - 2001 V8 4.8L RWD/4WD Automatic
Base SUV 2000 - 2001 V8 5.3L RWD/4WD Automatic
Base SUV 1998 - 1999 V8 5.7L RWD/4WD Automatic
Base SUV 1998 - 1999 V8 6.5L DIESEL Turbo RWD/4WD Automatic
LS SUV 2002 - 2003 V8 5.3L FLEX RWD/4WD Automatic
LS SUV 2000 - 2003 V8 4.8L RWD/4WD Automatic
LS SUV 2000 - 2003 V8 5.3L RWD/4WD Automatic
LS SUV 1998 - 1999 V8 5.7L RWD/4WD Automatic
LS SUV 1998 - 1999 V8 5.7L RWD/4WD Automatic
LS SUV 1998 - 1999 V8 6.5L DIESEL Turbo RWD/4WD Automatic
LS SUV 1998 - 1999 V8 6.5L DIESEL Turbo RWD/4WD Automatic
LT SUV 2002 - 2003 V8 5.3L FLEX RWD/4WD Automatic
LT SUV 2000 - 2003 V8 4.8L RWD/4WD Automatic
LT SUV 2000 - 2003 V8 5.3L RWD/4WD Automatic
LT SUV 1998 - 1999 V8 5.7L RWD/4WD Automatic
LT SUV 1998 - 1999 V8 5.7L RWD/4WD Automatic
LT SUV 1998 - 1999 V8 6.5L DIESEL Turbo RWD/4WD Automatic
LT SUV 1998 - 1999 V8 6.5L DIESEL Turbo RWD/4WD Automatic
Limited SUV 2000 V8 5.7L RWD Automatic
Z71 SUV 2003 V8 4.8L 4WD Automatic
Z71 SUV 2002 - 2003 V8 5.3L 4WD Automatic
Z71 SUV 2002 - 2003 V8 5.3L FLEX 4WD Automatic
Z71 SUV 2000 V8 5.7L 4WD Automatic
Dodge 1 model (tapclick to expand)(tapclick to hide)
Ram 1500 2004 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Laramie Crew Cab Pickup 2004 V8 4.7L RWD/4WD Automatic & Manual
Laramie Crew Cab Pickup 2004 V8 4.7L FLEX RWD/4WD Automatic & Manual
Laramie Crew Cab Pickup 2004 V8 5.7L RWD/4WD Automatic & Manual
Laramie Standard Cab Pickup 2004 V8 4.7L RWD/4WD Automatic & Manual
Laramie Standard Cab Pickup 2004 V8 4.7L FLEX RWD/4WD Automatic & Manual
Laramie Standard Cab Pickup 2004 V8 5.7L RWD/4WD Automatic & Manual
SLT Crew Cab Pickup 2004 V8 4.7L RWD/4WD Automatic & Manual
SLT Crew Cab Pickup 2004 V8 4.7L FLEX RWD/4WD Automatic & Manual
SLT Crew Cab Pickup 2004 V8 5.7L RWD/4WD Automatic & Manual
SLT Standard Cab Pickup 2004 V8 4.7L RWD/4WD Automatic & Manual
SLT Standard Cab Pickup 2004 V8 4.7L FLEX RWD/4WD Automatic & Manual
SLT Standard Cab Pickup 2004 V8 5.7L RWD/4WD Automatic & Manual
SRT-10 Standard Cab Pickup 2004 V10 8.3L RWD Manual
ST Crew Cab Pickup 2004 V6 3.7L RWD/4WD Automatic & Manual
ST Crew Cab Pickup 2004 V8 4.7L RWD/4WD Automatic & Manual
ST Crew Cab Pickup 2004 V8 4.7L FLEX RWD/4WD Automatic & Manual
ST Crew Cab Pickup 2004 V8 5.7L RWD/4WD Automatic & Manual
ST Standard Cab Pickup 2004 V6 3.7L RWD/4WD Automatic & Manual
ST Standard Cab Pickup 2004 V8 4.7L RWD/4WD Automatic & Manual
ST Standard Cab Pickup 2004 V8 4.7L FLEX RWD/4WD Automatic & Manual
ST Standard Cab Pickup 2004 V8 5.7L RWD/4WD Automatic & Manual
Ford 1 model (tapclick to expand)(tapclick to hide)
Explorer 2002-2003 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Eddie Bauer SUV 2003 V6 4.0L AWD Automatic
Eddie Bauer SUV 2003 V6 4.0L FLEX AWD Automatic
Eddie Bauer SUV 2003 V8 4.6L AWD Automatic
Eddie Bauer SUV 2002 - 2003 V6 4.0L RWD/4WD Automatic
Eddie Bauer SUV 2002 - 2003 V6 4.0L FLEX RWD/4WD Automatic
Eddie Bauer SUV 2002 - 2003 V8 4.6L RWD/4WD Automatic
Limited SUV 2003 V6 4.0L AWD Automatic
Limited SUV 2003 V6 4.0L FLEX AWD Automatic
Limited SUV 2003 V8 4.6L AWD Automatic
Limited SUV 2002 - 2003 V6 4.0L RWD/4WD Automatic
Limited SUV 2002 - 2003 V6 4.0L FLEX RWD/4WD Automatic
Limited SUV 2002 - 2003 V8 4.6L RWD/4WD Automatic
Postal Stripped Chassis 2002 - 2003 V6 4.0L RWD/4WD Automatic
Postal Stripped Chassis 2002 - 2003 V6 4.0L FLEX RWD/4WD Automatic
XLS SUV 2003 V6 4.0L AWD Automatic
XLS SUV 2003 V6 4.0L FLEX AWD Automatic
XLS SUV 2002 - 2003 V6 4.0L RWD/4WD Automatic
XLS SUV 2002 V6 4.0L RWD/4WD Manual
XLS SUV 2002 - 2003 V6 4.0L FLEX RWD/4WD Automatic
XLS SUV 2002 V6 4.0L FLEX RWD/4WD Manual
XLT SUV 2003 V6 4.0L AWD Automatic
XLT SUV 2003 V6 4.0L FLEX AWD Automatic
XLT SUV 2003 V8 4.6L AWD Automatic
XLT SUV 2002 - 2003 V6 4.0L RWD/4WD Automatic
XLT SUV 2002 - 2003 V6 4.0L FLEX RWD/4WD Automatic
XLT SUV 2002 - 2003 V8 4.6L RWD/4WD Automatic
GMC 8 models (tapclick to expand)(tapclick to hide)
C1500 Suburban 1998 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 1998 V8 5.7L RWD Automatic
Base SUV 1998 V8 6.5L DIESEL Turbo RWD Automatic
SLE SUV 1998 V8 5.7L RWD Automatic
SLE SUV 1998 V8 6.5L DIESEL Turbo RWD Automatic
SLT SUV 1998 V8 5.7L RWD Automatic
SLT SUV 1998 V8 6.5L DIESEL Turbo RWD Automatic
Jimmy 1998-2001 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Diamond Edition SUV 2000 - 2001 V6 4.3L RWD/4WD Automatic & Manual
Envoy SUV 1999 - 2000 V6 4.3L AWD Automatic & Manual
Envoy SUV 1998 - 2000 V6 4.3L 4WD Automatic & Manual
Envoy SUV 1998 - 1999 V6 4.3L RWD Automatic & Manual
SL SUV 1999 V6 4.3L AWD Automatic & Manual
SL SUV 1999 V6 4.3L AWD Automatic & Manual
SL SUV 1998 - 1999 V6 4.3L RWD/4WD Automatic & Manual
SL SUV 1998 - 1999, 2001 V6 4.3L RWD/4WD Automatic & Manual
SLE SUV 1999 - 2000 V6 4.3L AWD Automatic & Manual
SLE SUV 1998 - 2001 V6 4.3L RWD/4WD Automatic & Manual
SLS SUV 1999 V6 4.3L AWD Automatic & Manual
SLS SUV 1998 - 2001 V6 4.3L RWD/4WD Automatic & Manual
SLS SUV 1998 V6 4.3L RWD/4WD Automatic & Manual
SLT SUV 1999 - 2000 V6 4.3L AWD Automatic & Manual
SLT SUV 1998 - 2001 V6 4.3L RWD/4WD Automatic & Manual
K1500 Suburban 1998-1999 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 1998 - 1999 V8 5.7L 4WD Automatic
Base SUV 1998 - 1999 V8 6.5L DIESEL Turbo 4WD Automatic
SLE SUV 1998 - 1999 V8 5.7L 4WD Automatic
SLE SUV 1998 - 1999 V8 6.5L DIESEL Turbo 4WD Automatic
SLT SUV 1998 - 1999 V8 5.7L 4WD Automatic
SLT SUV 1998 - 1999 V8 6.5L DIESEL Turbo 4WD Automatic
Safari 2000-2005 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Extended Cargo Van 2003 - 2005 V6 4.3L AWD/RWD Automatic
Base Extended Passenger Van 2004 - 2005 V6 4.3L AWD/RWD Automatic
Base Standard Cargo Van 2004 - 2005 V6 4.3L AWD/RWD Automatic
Base Standard Passenger Van 2004 - 2005 V6 4.3L AWD/RWD Automatic
SL Extended Cargo Van 2000 - 2002 V6 4.3L AWD/RWD Automatic
SL Extended Passenger Van 2000 V6 4.3L AWD/RWD Automatic
SL Standard Passenger Van 2000 V6 4.3L AWD/RWD Automatic
SLE Extended Passenger Van 2000 - 2005 V6 4.3L AWD/RWD Automatic
SLE Standard Passenger Van 2000, 2004 - 2005 V6 4.3L AWD/RWD Automatic
SLT Extended Passenger Van 2000 - 2005 V6 4.3L AWD/RWD Automatic
SLT Standard Passenger Van 2000, 2004 - 2005 V6 4.3L AWD/RWD Automatic
Sierra 1500 2003 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Extended Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
Base Extended Cab Pickup 2003 V8 4.8L RWD/4WD Automatic & Manual
Base Extended Cab Pickup 2003 V8 5.3L RWD/4WD Automatic & Manual
Base Extended Cab Pickup 2003 V8 5.3L FLEX RWD/4WD Automatic & Manual
Base Standard Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
Base Standard Cab Pickup 2003 V8 4.8L RWD/4WD Automatic & Manual
Base Standard Cab Pickup 2003 V8 5.3L RWD/4WD Automatic & Manual
Base Standard Cab Pickup 2003 V8 5.3L FLEX RWD/4WD Automatic & Manual
Denali Extended Cab Pickup 2003 V8 6.0L AWD Automatic
SL Extended Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
SL Extended Cab Pickup 2003 V8 4.8L RWD/4WD Automatic & Manual
SL Extended Cab Pickup 2003 V8 5.3L RWD/4WD Automatic & Manual
SL Extended Cab Pickup 2003 V8 5.3L FLEX RWD/4WD Automatic & Manual
SL Standard Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
SL Standard Cab Pickup 2003 V8 4.8L RWD/4WD Automatic & Manual
SL Standard Cab Pickup 2003 V8 5.3L RWD/4WD Automatic & Manual
SL Standard Cab Pickup 2003 V8 5.3L FLEX RWD/4WD Automatic & Manual
SLE Extended Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
SLE Extended Cab Pickup 2003 V8 4.8L RWD/4WD Automatic & Manual
SLE Extended Cab Pickup 2003 V8 5.3L RWD/4WD Automatic & Manual
SLE Extended Cab Pickup 2003 V8 5.3L FLEX RWD/4WD Automatic & Manual
SLE Standard Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
SLE Standard Cab Pickup 2003 V8 4.8L RWD/4WD Automatic & Manual
SLE Standard Cab Pickup 2003 V8 5.3L RWD/4WD Automatic & Manual
SLE Standard Cab Pickup 2003 V8 5.3L FLEX RWD/4WD Automatic & Manual
SLT Extended Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
SLT Extended Cab Pickup 2003 V8 4.8L RWD/4WD Automatic & Manual
SLT Extended Cab Pickup 2003 V8 5.3L RWD/4WD Automatic & Manual
SLT Extended Cab Pickup 2003 V8 5.3L FLEX RWD/4WD Automatic & Manual
WT Extended Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
WT Extended Cab Pickup 2003 V8 4.8L RWD/4WD Automatic & Manual
WT Extended Cab Pickup 2003 V8 5.3L RWD/4WD Automatic & Manual
WT Extended Cab Pickup 2003 V8 5.3L FLEX RWD/4WD Automatic & Manual
WT Standard Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
WT Standard Cab Pickup 2003 V8 4.8L RWD/4WD Automatic & Manual
WT Standard Cab Pickup 2003 V8 5.3L RWD/4WD Automatic & Manual
WT Standard Cab Pickup 2003 V8 5.3L FLEX RWD/4WD Automatic & Manual
Sonoma 1998-2004 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
SL Crew Cab Pickup 2004 V6 4.3L 4WD Automatic
SL Extended Cab Pickup 2000, 2003 L4 2.2L RWD/4WD Automatic & Manual
SL Extended Cab Pickup 2000 L4 2.2L RWD/4WD Automatic & Manual
SL Extended Cab Pickup 2000 - 2002 L4 2.2L FLEX RWD/4WD Automatic & Manual
SL Extended Cab Pickup 2000 - 2001 L4 2.2L FLEX RWD/4WD Automatic & Manual
SL Extended Cab Pickup 2000 - 2003 V6 4.3L RWD/4WD Automatic & Manual
SL Extended Cab Pickup 2000 - 2001 V6 4.3L RWD/4WD Automatic & Manual
SL Standard Cab Pickup 2000 - 2002 L4 2.2L FLEX RWD/4WD Automatic & Manual
SL Standard Cab Pickup 1998 - 2000, 2003 L4 2.2L RWD/4WD Automatic & Manual
SL Standard Cab Pickup 1998 - 2003 V6 4.3L RWD/4WD Automatic & Manual
SLE Extended Cab Pickup 2000 - 2001 L4 2.2L FLEX RWD/4WD Automatic & Manual
SLE Extended Cab Pickup 2000 - 2001 L4 2.2L FLEX RWD/4WD Automatic & Manual
SLE Extended Cab Pickup 1998 - 2000 L4 2.2L RWD/4WD Automatic & Manual
SLE Extended Cab Pickup 1998 - 2000 L4 2.2L RWD/4WD Automatic & Manual
SLE Extended Cab Pickup 1998 - 2001 V6 4.3L RWD/4WD Automatic & Manual
SLE Extended Cab Pickup 1998 - 2001 V6 4.3L RWD/4WD Automatic & Manual
SLE Standard Cab Pickup 2000 - 2001 L4 2.2L FLEX RWD/4WD Automatic & Manual
SLE Standard Cab Pickup 1998 - 2000 L4 2.2L RWD/4WD Automatic & Manual
SLE Standard Cab Pickup 1998 - 2001 V6 4.3L RWD/4WD Automatic & Manual
SLS Crew Cab Pickup 2003 L4 2.2L RWD/4WD Automatic & Manual
SLS Crew Cab Pickup 2001 - 2002 L4 2.2L FLEX RWD/4WD Automatic & Manual
SLS Crew Cab Pickup 2001 - 2004 V6 4.3L 4WD Automatic
SLS Crew Cab Pickup 2001 - 2003 V6 4.3L RWD/4WD Automatic & Manual
SLS Extended Cab Pickup 2000 - 2002 L4 2.2L FLEX RWD/4WD Automatic & Manual
SLS Extended Cab Pickup 2000 - 2001 L4 2.2L FLEX RWD/4WD Automatic & Manual
SLS Extended Cab Pickup 1998 - 2000, 2003 L4 2.2L RWD/4WD Automatic & Manual
SLS Extended Cab Pickup 1998 - 2000 L4 2.2L RWD/4WD Automatic & Manual
SLS Extended Cab Pickup 1998 - 2003 V6 4.3L RWD/4WD Automatic & Manual
SLS Extended Cab Pickup 1998 - 2001 V6 4.3L RWD/4WD Automatic & Manual
SLS Standard Cab Pickup 2000 - 2002 L4 2.2L FLEX RWD/4WD Automatic & Manual
SLS Standard Cab Pickup 1998 - 2000, 2003 L4 2.2L RWD/4WD Automatic & Manual
SLS Standard Cab Pickup 1998 - 2003 V6 4.3L RWD/4WD Automatic & Manual
Yukon 1998-2003 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Denali SUV 2001 - 2003 V8 6.0L AWD Automatic
Denali SUV 1999 - 2000 V8 5.7L 4WD Automatic
SLE SUV 2002 - 2003 V8 5.3L FLEX RWD/4WD Automatic
SLE SUV 2000 - 2003 V8 4.8L RWD/4WD Automatic
SLE SUV 2000 - 2003 V8 5.3L RWD/4WD Automatic
SLE SUV 1998 - 1999 V8 5.7L RWD/4WD Automatic
SLT SUV 2002 - 2003 V8 5.3L FLEX RWD/4WD Automatic
SLT SUV 2000 - 2003 V8 4.8L RWD/4WD Automatic
SLT SUV 2000 - 2003 V8 5.3L RWD/4WD Automatic
SLT SUV 1998 - 1999 V8 5.7L RWD/4WD Automatic
Yukon XL 1500 2003 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Denali SUV 2003 V8 6.0L AWD Automatic
SLE SUV 2003 V8 5.3L RWD/4WD Automatic
SLE SUV 2003 V8 5.3L FLEX RWD/4WD Automatic
SLT SUV 2003 V8 5.3L RWD/4WD Automatic
SLT SUV 2003 V8 5.3L FLEX RWD/4WD Automatic
Hummer 1 model (tapclick to expand)(tapclick to hide)
H2 2006 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Adventure Crew Cab Pickup 2006 V8 6.0L AWD Automatic
Base Crew Cab Pickup 2006 V8 6.0L 4WD Automatic
Base SUV 2006 V8 6.0L 4WD Automatic
Luxury SUV 2006 V8 6.0L AWD Automatic
Isuzu 1 model (tapclick to expand)(tapclick to hide)
Hombre 1998-2000 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
S Extended Cab Pickup 2000 L4 2.2L RWD/4WD Automatic & Manual
S Extended Cab Pickup 2000 V6 4.3L RWD/4WD Automatic & Manual
S Standard Cab Pickup 1998 - 2000 L4 2.2L RWD/4WD Automatic & Manual
S Standard Cab Pickup 1998 - 2000 V6 4.3L RWD/4WD Automatic & Manual
XS Extended Cab Pickup 1998 - 2000 L4 2.2L RWD/4WD Automatic & Manual
XS Extended Cab Pickup 1998 L4 2.2L RWD/4WD Automatic & Manual
XS Extended Cab Pickup 1998 - 2000 V6 4.3L RWD/4WD Automatic & Manual
XS Extended Cab Pickup 1998 V6 4.3L RWD/4WD Automatic & Manual
XS Standard Cab Pickup 1998 - 2000 L4 2.2L RWD/4WD Automatic & Manual
XS Standard Cab Pickup 1998 - 2000 V6 4.3L RWD/4WD Automatic & Manual
Jeep 1 model (tapclick to expand)(tapclick to hide)
Liberty 2002-2003 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 2002 V6 3.7L RWD/4WD Automatic
Limited SUV 2002 - 2003 V6 3.7L RWD/4WD Automatic
Renegade SUV 2002 - 2003 V6 3.7L RWD/4WD Automatic & Manual
Sport SUV 2002 - 2003 L4 2.4L RWD/4WD Automatic & Manual
Sport SUV 2002 - 2003 V6 3.7L RWD/4WD Automatic & Manual
Lincoln 1 model (tapclick to expand)(tapclick to hide)
Aviator 2003 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 2003 V8 4.6L AWD/RWD Automatic
Mercury 1 model (tapclick to expand)(tapclick to hide)
Mountaineer 2002-2003 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 2002 V6 4.0L AWD/RWD/4WD Automatic
Base SUV 2002 - 2003 V6 4.0L FLEX AWD/RWD/4WD Automatic
Base SUV 2002 - 2003 V8 4.6L AWD/RWD/4WD Automatic
Oldsmobile 1 model (tapclick to expand)(tapclick to hide)
Bravada 1998-2001 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 1998 - 2001 V6 4.3L AWD Automatic
Verify before ordering — please confirm your vehicle's year, make, model and sub-model specifications before placing your order. If anything is unclear, our customer service team is available to help.

Policies

Shipping Information

We offer fast, reliable shipping on all orders:

  • Ships to all countries via US Postal Service Priority Mail.
  • Most orders ship within 1 business day.
  • Delivery time: 1-4 business days after shipment.
  • International shipping available, including APO/FPO addresses.
  • Tracking information provided for all shipments.
  • Additional handling fees may apply for oversized/overweight packages.

Return Policy

We want you to be 100% satisfied with your purchase. That's why we offer:

  • 120-Day Returns - Return any part within 120 days from date of receipt.
  • Must obtain RMA (Return Merchandise Authorization) number before returning.
  • Parts must be in original condition, uninstalled, unaltered, and in original packaging.
  • Important: Electrical parts are not returnable if unsealed.
  • Please inspect parts upon arrival and notify us within 5 days of receiving incorrect or damaged parts.
  • Refunds processed after warehouse receives return and credited to original payment method.

Warranty

This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.

Warranty does NOT cover:

  • Shipping costs or labor expenses.
  • Installation errors.
  • Parts used for racing.
  • Commercial vehicle parts.
Designed, tested and validated for assured compliance to meet CARB standards, Walker® CalCat® Universal Catalytic Converters are available for OBDII (1996 and newer) and non-OBD (1995 and older) vehicles.

Fits Years: 1998 1999 2000 2001 2002 2003 2004 2005 2006

Fits Models: Astro, Avalanche 1500, Aviator, Blazer, Bravada, C1500 Suburban, Escalade, Explorer, H2, Hombre, Jimmy, K1500 Suburban, Liberty, Mountaineer, Ram 1500, S10, Safari, Sierra 1500, Silverado 1500, Sonoma, Suburban 1500, Tahoe, Yukon, Yukon XL 1500

Go-Parts Garage · Featured Guide

A Cadillac Escalade Owner's Guide to Catalytic Converter Replacement (1999-2007)

If your check engine light is on with a P0420 or P0430 code, this guide is for you.

Read Full Guide →
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