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Oxygen Sensor Set
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Oxygen Sensor Set (Walker Products) for 2003-2005 Cadillac, Chevrolet, & GMC NEW

$ 142 .00

Product Notes

Complete Set (Contains all required upstream and downstream oxygen sensors)
OE Replacement
Walker Products Oxygen Sensor (O2 Sensor) kits provide premium OE quality sensors that are designed and tested to meet or exceed original equipment specifications. These sensors play a critical role in maintaining a vehicle’s fuel-to-air ratio, engine performance, and emissions control. Each sensor is engineered to work with both gas and diesel engines, delivering reliable performance across a wide range of domestic and import vehicles. One of the key benefits of using Walker Products' O2 Sensor kits is the ability to replace all the O2 sensors in a vehicle at one time. By doing this, you ensure that your vehicle's emission system operates at peak performance and that your engine is running efficiently. A complete O2 sensor replacement also helps maintain proper maintenance schedules and reduces the likelihood of unexpected failures or performance issues, such as poor fuel economy or increased emissions. With comprehensive vehicle coverage and easy installation, Walker Products O2 Sensor kits provide everything needed to replace multiple sensors, minimizing downtime and aligning with routine maintenance checks. The sensors are built to endure the harshest conditions, ensuring long-lasting durability and performance. Whether you are a fleet manager looking to maximize vehicle uptime or an individual who wants to ensure peak performance and emissions control, Walker Products O2 Sensor kits are the perfect choice for maintaining your vehicle’s engine health. Choose Walker Products for superior O2 sensors that provide better performance, improved fuel efficiency, and a cleaner environment for the road ahead.
Brand: Walker Products
Condition: New
See All Other Oxygen Sensor Sets
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
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Specifications & Info


Vehicle Fitment Guide

This part fits the following vehicles:

Cadillac 1 model (tapclick to expand)(tapclick to hide)
Escalade 2003-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 2003 - 2005 V8 5.3L AWD/RWD Automatic
Base SUV 2003 - 2005 V8 6.0L AWD/RWD Automatic
Chevrolet 5 models (tapclick to expand)(tapclick to hide)
Avalanche 1500 2003-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Crew Cab Pickup 2003 - 2005 V8 5.3L RWD/4WD Automatic
Base Crew Cab Pickup 2003 - 2005 V8 5.3L FLEX 4WD Automatic
Base Crew Cab Pickup 2003, 2005 V8 5.3L FLEX RWD Automatic
LS Crew Cab Pickup 2005 V8 5.3L RWD/4WD Automatic
LS Crew Cab Pickup 2005 V8 5.3L FLEX RWD/4WD Automatic
LT Crew Cab Pickup 2005 V8 5.3L RWD/4WD Automatic
LT Crew Cab Pickup 2005 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
Z66 Crew Cab Pickup 2005 V8 5.3L FLEX RWD Automatic
Z66 Crew Cab Pickup 2004 - 2005 V8 5.3L RWD Automatic
Z71 Crew Cab Pickup 2005 V8 5.3L FLEX 4WD Automatic
Z71 Crew Cab Pickup 2003 - 2005 V8 5.3L 4WD Automatic
Silverado 1500 2003-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Extended Cab Pickup 2003 - 2005 V6 4.3L RWD/4WD Automatic & Manual
Base Extended Cab Pickup 2003 - 2005 V8 4.8L RWD/4WD Automatic & Manual
Base Extended Cab Pickup 2003 - 2005 V8 5.3L RWD/4WD Automatic & Manual
Base Extended Cab Pickup 2003 - 2005 V8 5.3L FLEX RWD/4WD Automatic & Manual
Base Standard Cab Pickup 2003 - 2005 V6 4.3L RWD/4WD Automatic & Manual
Base Standard Cab Pickup 2003 - 2005 V8 4.8L RWD/4WD Automatic & Manual
Base Standard Cab Pickup 2003 - 2005 V8 5.3L RWD/4WD Automatic & Manual
Base Standard Cab Pickup 2003 - 2005 V8 5.3L FLEX RWD/4WD Automatic & Manual
Hybrid Extended Cab Pickup 2004 - 2005 V8 5.3L FULL HYBRID EV-GAS (FHEV) RWD/4WD Automatic
LS Crew Cab Pickup 2004 - 2005 V6 4.3L RWD/4WD Automatic
LS Crew Cab Pickup 2004 V6 4.3L RWD/4WD Manual
LS Crew Cab Pickup 2004 - 2005 V8 4.8L RWD/4WD Automatic
LS Crew Cab Pickup 2004 V8 4.8L RWD/4WD Manual
LS Crew Cab Pickup 2004 - 2005 V8 5.3L RWD/4WD Automatic
LS Crew Cab Pickup 2004 V8 5.3L RWD/4WD Manual
LS Crew Cab Pickup 2004 - 2005 V8 5.3L FLEX RWD/4WD Automatic
LS Crew Cab Pickup 2004 V8 5.3L FLEX RWD/4WD Manual
LS Crew Cab Pickup 2004 - 2005 V8 6.0L RWD/4WD Automatic
LS Crew Cab Pickup 2004 V8 6.0L RWD/4WD Manual
LS Extended Cab Pickup 2004 - 2005 V8 6.0L RWD/4WD Automatic
LS Extended Cab Pickup 2004 V8 6.0L RWD/4WD Manual
LS Extended Cab Pickup 2003 - 2005 V6 4.3L RWD/4WD Automatic
LS Extended Cab Pickup 2003 - 2004 V6 4.3L RWD/4WD Manual
LS Extended Cab Pickup 2003 - 2005 V8 4.8L RWD/4WD Automatic
LS Extended Cab Pickup 2003 - 2004 V8 4.8L RWD/4WD Manual
LS Extended Cab Pickup 2003 - 2005 V8 5.3L RWD/4WD Automatic
LS Extended Cab Pickup 2003 - 2004 V8 5.3L RWD/4WD Manual
LS Extended Cab Pickup 2003 - 2005 V8 5.3L FLEX RWD/4WD Automatic
LS Extended Cab Pickup 2003 - 2004 V8 5.3L FLEX RWD/4WD Manual
LS Standard Cab Pickup 2004 - 2005 V8 6.0L RWD/4WD Automatic
LS Standard Cab Pickup 2004 V8 6.0L RWD/4WD Manual
LS Standard Cab Pickup 2003 - 2005 V6 4.3L RWD/4WD Automatic
LS Standard Cab Pickup 2003 - 2004 V6 4.3L RWD/4WD Manual
LS Standard Cab Pickup 2003 - 2005 V8 4.8L RWD/4WD Automatic
LS Standard Cab Pickup 2003 - 2004 V8 4.8L RWD/4WD Manual
LS Standard Cab Pickup 2003 - 2005 V8 5.3L RWD/4WD Automatic
LS Standard Cab Pickup 2003 - 2004 V8 5.3L RWD/4WD Manual
LS Standard Cab Pickup 2003 - 2005 V8 5.3L FLEX RWD/4WD Automatic
LS Standard Cab Pickup 2003 - 2004 V8 5.3L FLEX RWD/4WD Manual
LT Crew Cab Pickup 2004 - 2005 V6 4.3L RWD/4WD Automatic
LT Crew Cab Pickup 2004 V6 4.3L RWD/4WD Manual
LT Crew Cab Pickup 2004 - 2005 V8 4.8L RWD/4WD Automatic
LT Crew Cab Pickup 2004 V8 4.8L RWD/4WD Manual
LT Crew Cab Pickup 2004 - 2005 V8 5.3L RWD/4WD Automatic
LT Crew Cab Pickup 2004 V8 5.3L RWD/4WD Manual
LT Crew Cab Pickup 2004 - 2005 V8 5.3L FLEX RWD/4WD Automatic
LT Crew Cab Pickup 2004 V8 5.3L FLEX RWD/4WD Manual
LT Crew Cab Pickup 2004 - 2005 V8 6.0L RWD/4WD Automatic
LT Crew Cab Pickup 2004 V8 6.0L RWD/4WD Manual
LT Extended Cab Pickup 2004 V6 4.3L RWD/4WD Manual
LT Extended Cab Pickup 2004 V8 4.8L RWD/4WD Manual
LT Extended Cab Pickup 2004 V8 5.3L RWD/4WD Manual
LT Extended Cab Pickup 2004 V8 5.3L FLEX RWD/4WD Manual
LT Extended Cab Pickup 2004 - 2005 V8 6.0L RWD/4WD Automatic
LT Extended Cab Pickup 2004 V8 6.0L RWD/4WD Manual
LT Extended Cab Pickup 2003 - 2005 V6 4.3L RWD/4WD Automatic
LT Extended Cab Pickup 2003 - 2005 V8 4.8L RWD/4WD Automatic
LT Extended Cab Pickup 2003 - 2005 V8 5.3L RWD/4WD Automatic
LT Extended Cab Pickup 2003 - 2005 V8 5.3L FLEX RWD/4WD Automatic
SS Extended Cab Pickup 2005 V8 6.0L RWD Automatic
SS Extended Cab Pickup 2003 - 2005 V8 6.0L AWD Automatic
WT Extended Cab Pickup 2004 - 2005 V8 5.3L RWD/4WD Automatic & Manual
WT Extended Cab Pickup 2003 - 2005 V6 4.3L RWD/4WD Automatic & Manual
WT Extended Cab Pickup 2003 - 2005 V8 4.8L RWD/4WD Automatic & Manual
WT Extended Cab Pickup 2003 - 2005 V8 5.3L FLEX RWD/4WD Automatic & Manual
WT Standard Cab Pickup 2004 - 2005 V8 5.3L RWD/4WD Automatic & Manual
WT Standard Cab Pickup 2003 - 2005 V6 4.3L RWD/4WD Automatic & Manual
WT Standard Cab Pickup 2003 - 2005 V8 4.8L RWD/4WD Automatic & Manual
WT Standard Cab Pickup 2003 - 2005 V8 5.3L FLEX RWD/4WD Automatic & Manual
Z71 Off-Road Crew Cab Pickup 2005 V8 6.0L 4WD Automatic
Z71 Off-Road Crew Cab Pickup 2004 - 2005 V8 4.8L 4WD Automatic
Z71 Off-Road Crew Cab Pickup 2004 V8 4.8L 4WD Manual
Z71 Off-Road Crew Cab Pickup 2004 - 2005 V8 5.3L 4WD Automatic
Z71 Off-Road Crew Cab Pickup 2004 V8 5.3L 4WD Manual
Z71 Off-Road Crew Cab Pickup 2004 - 2005 V8 5.3L FLEX 4WD Automatic
Z71 Off-Road Crew Cab Pickup 2004 V8 5.3L FLEX 4WD Manual
Z71 Off-Road Extended Cab Pickup 2005 V8 6.0L 4WD Automatic
Z71 Off-Road Extended Cab Pickup 2004 - 2005 V8 4.8L 4WD Automatic
Z71 Off-Road Extended Cab Pickup 2004 V8 4.8L 4WD Manual
Z71 Off-Road Extended Cab Pickup 2004 - 2005 V8 5.3L 4WD Automatic
Z71 Off-Road Extended Cab Pickup 2004 V8 5.3L 4WD Manual
Z71 Off-Road Extended Cab Pickup 2004 - 2005 V8 5.3L FLEX 4WD Automatic
Z71 Off-Road Extended Cab Pickup 2004 V8 5.3L FLEX 4WD Manual
Z71 Off-Road Standard Cab Pickup 2005 V8 6.0L 4WD Automatic
Z71 Off-Road Standard Cab Pickup 2004 - 2005 V8 4.8L 4WD Automatic
Z71 Off-Road Standard Cab Pickup 2004 V8 4.8L 4WD Manual
Z71 Off-Road Standard Cab Pickup 2004 - 2005 V8 5.3L 4WD Automatic
Z71 Off-Road Standard Cab Pickup 2004 V8 5.3L 4WD Manual
Z71 Off-Road Standard Cab Pickup 2004 - 2005 V8 5.3L FLEX 4WD Automatic
Z71 Off-Road Standard Cab Pickup 2004 V8 5.3L FLEX 4WD Manual
Sonora 2003-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 2003 - 2005 V8 5.3L RWD Automatic
Suburban 1500 2003-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 2003 - 2005 V8 5.3L RWD Automatic
LS SUV 2003 - 2005 V8 5.3L RWD/4WD Automatic
LS SUV 2003 - 2005 V8 5.3L FLEX RWD/4WD Automatic
LT SUV 2003 - 2005 V8 5.3L RWD/4WD Automatic
LT SUV 2003 - 2005 V8 5.3L FLEX RWD/4WD Automatic
Z71 SUV 2003 - 2005 V8 5.3L 4WD Automatic
Z71 SUV 2003 - 2005 V8 5.3L FLEX 4WD Automatic
Tahoe 2003-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
LS SUV 2003 - 2005 V8 4.8L RWD/4WD Automatic
LS SUV 2003 - 2005 V8 5.3L RWD/4WD Automatic
LS SUV 2003 - 2005 V8 5.3L FLEX RWD/4WD Automatic
LT SUV 2003 - 2004 V8 4.8L RWD/4WD Automatic
LT SUV 2003 - 2005 V8 5.3L RWD/4WD Automatic
LT SUV 2003 - 2005 V8 5.3L FLEX RWD/4WD Automatic
Z71 SUV 2003 - 2004 V8 4.8L 4WD Automatic
Z71 SUV 2003 - 2005 V8 5.3L 4WD Automatic
Z71 SUV 2003 - 2005 V8 5.3L FLEX 4WD Automatic
GMC 3 models (tapclick to expand)(tapclick to hide)
Sierra 1500 2003-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Extended Cab Pickup 2004 V8 6.0L RWD/4WD Automatic & Manual
Base Extended Cab Pickup 2003 - 2005 V6 4.3L RWD/4WD Automatic & Manual
Base Extended Cab Pickup 2003 - 2005 V8 4.8L RWD/4WD Automatic & Manual
Base Extended Cab Pickup 2003 - 2005 V8 5.3L RWD/4WD Automatic & Manual
Base Extended Cab Pickup 2003 - 2005 V8 5.3L FLEX RWD/4WD Automatic & Manual
Base Standard Cab Pickup 2004 V8 6.0L RWD/4WD Automatic & Manual
Base Standard Cab Pickup 2003 - 2005 V6 4.3L RWD/4WD Automatic & Manual
Base Standard Cab Pickup 2003 - 2005 V8 4.8L RWD/4WD Automatic & Manual
Base Standard Cab Pickup 2003 - 2005 V8 5.3L RWD/4WD Automatic & Manual
Base Standard Cab Pickup 2003 - 2005 V8 5.3L FLEX RWD/4WD Automatic & Manual
Denali Crew Cab Pickup 2005 V8 6.0L AWD Automatic
Denali Extended Cab Pickup 2003 - 2004 V8 6.0L AWD Automatic
Hybrid Extended Cab Pickup 2005 V8 5.3L FULL HYBRID EV-GAS (FHEV) RWD/4WD 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 Crew Cab Pickup 2004 V6 4.3L RWD/4WD Automatic & Manual
SLE Crew Cab Pickup 2004 - 2005 V8 4.8L RWD/4WD Automatic & Manual
SLE Crew Cab Pickup 2004 - 2005 V8 5.3L RWD/4WD Automatic & Manual
SLE Crew Cab Pickup 2004 - 2005 V8 5.3L FLEX RWD/4WD Automatic & Manual
SLE Crew Cab Pickup 2004 - 2005 V8 6.0L RWD/4WD Automatic & Manual
SLE Extended Cab Pickup 2004 - 2005 V8 6.0L RWD/4WD Automatic & Manual
SLE Extended Cab Pickup 2003 - 2004 V6 4.3L RWD/4WD Automatic & Manual
SLE Extended Cab Pickup 2003 - 2005 V8 4.8L RWD/4WD Automatic & Manual
SLE Extended Cab Pickup 2003 - 2005 V8 5.3L RWD/4WD Automatic & Manual
SLE Extended Cab Pickup 2003 - 2005 V8 5.3L FLEX RWD/4WD Automatic & Manual
SLE Standard Cab Pickup 2004 - 2005 V8 6.0L RWD/4WD Automatic & Manual
SLE Standard Cab Pickup 2003 - 2004 V6 4.3L RWD/4WD Automatic & Manual
SLE Standard Cab Pickup 2003 - 2005 V8 4.8L RWD/4WD Automatic & Manual
SLE Standard Cab Pickup 2003 - 2005 V8 5.3L RWD/4WD Automatic & Manual
SLE Standard Cab Pickup 2003 - 2005 V8 5.3L FLEX RWD/4WD Automatic & Manual
SLT Crew Cab Pickup 2004 V6 4.3L RWD/4WD Automatic & Manual
SLT Crew Cab Pickup 2004 V8 4.8L RWD/4WD Automatic & Manual
SLT Crew Cab Pickup 2004 - 2005 V8 5.3L RWD/4WD Automatic
SLT Crew Cab Pickup 2004 V8 5.3L RWD/4WD Manual
SLT Crew Cab Pickup 2004 - 2005 V8 5.3L FLEX RWD/4WD Automatic
SLT Crew Cab Pickup 2004 V8 5.3L FLEX RWD/4WD Manual
SLT Crew Cab Pickup 2004 - 2005 V8 6.0L RWD/4WD Automatic
SLT Crew Cab Pickup 2004 V8 6.0L RWD/4WD Manual
SLT Extended Cab Pickup 2004 - 2005 V8 6.0L RWD/4WD Automatic
SLT Extended Cab Pickup 2004 V8 6.0L RWD/4WD Manual
SLT Extended Cab Pickup 2003 - 2004 V6 4.3L RWD/4WD Automatic & Manual
SLT Extended Cab Pickup 2003 - 2004 V8 4.8L RWD/4WD Automatic & Manual
SLT Extended Cab Pickup 2003 - 2005 V8 5.3L RWD/4WD Automatic
SLT Extended Cab Pickup 2003 - 2004 V8 5.3L RWD/4WD Manual
SLT Extended Cab Pickup 2003 - 2005 V8 5.3L FLEX RWD/4WD Automatic
SLT Extended Cab Pickup 2003 - 2004 V8 5.3L FLEX RWD/4WD Manual
WT Extended Cab Pickup 2004 V8 6.0L RWD/4WD Automatic & Manual
WT Extended Cab Pickup 2003 - 2005 V6 4.3L RWD/4WD Automatic & Manual
WT Extended Cab Pickup 2003 - 2005 V8 4.8L RWD/4WD Automatic & Manual
WT Extended Cab Pickup 2003 - 2005 V8 5.3L RWD/4WD Automatic & Manual
WT Extended Cab Pickup 2003 - 2005 V8 5.3L FLEX RWD/4WD Automatic & Manual
WT Standard Cab Pickup 2004 V8 6.0L RWD/4WD Automatic & Manual
WT Standard Cab Pickup 2003 - 2005 V6 4.3L RWD/4WD Automatic & Manual
WT Standard Cab Pickup 2003 - 2005 V8 4.8L RWD/4WD Automatic & Manual
WT Standard Cab Pickup 2003 - 2005 V8 5.3L RWD/4WD Automatic & Manual
WT Standard Cab Pickup 2003 - 2005 V8 5.3L FLEX RWD/4WD Automatic & Manual
Yukon 2003-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Denali SUV 2003 - 2005 V8 6.0L AWD Automatic
SLE SUV 2003 - 2005 V8 4.8L RWD/4WD Automatic
SLE SUV 2003 - 2005 V8 5.3L RWD/4WD Automatic
SLE SUV 2003 - 2005 V8 5.3L FLEX RWD/4WD Automatic
SLT SUV 2003 - 2005 V8 4.8L RWD/4WD Automatic
SLT SUV 2003 - 2005 V8 5.3L RWD/4WD Automatic
SLT SUV 2003 - 2005 V8 5.3L FLEX RWD/4WD Automatic
Yukon XL 1500 2003-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Denali SUV 2003 - 2005 V8 6.0L AWD Automatic
SLE SUV 2003 - 2005 V8 5.3L RWD/4WD Automatic
SLE SUV 2003 - 2005 V8 5.3L FLEX RWD/4WD Automatic
SLT SUV 2003 - 2005 V8 5.3L RWD/4WD Automatic
SLT SUV 2003 - 2005 V8 5.3L FLEX RWD/4WD 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.
Walker Products Oxygen Sensor (O2 Sensor) kits provide premium OE quality sensors that are designed and tested to meet or exceed original equipment specifications. These sensors play a critical role in maintaining a vehicle’s fuel-to-air ratio, engine performance, and emissions control. Each sensor is engineered to work with both gas and diesel engines, delivering reliable performance across a wide range of domestic and import vehicles. One of the key benefits of using Walker Products' O2 Sensor kits is the ability to replace all the O2 sensors in a vehicle at one time. By doing this, you ensure that your vehicle's emission system operates at peak performance and that your engine is running efficiently. A complete O2 sensor replacement also helps maintain proper maintenance schedules and reduces the likelihood of unexpected failures or performance issues, such as poor fuel economy or increased emissions. With comprehensive vehicle coverage and easy installation, Walker Products O2 Sensor kits provide everything needed to replace multiple sensors, minimizing downtime and aligning with routine maintenance checks. The sensors are built to endure the harshest conditions, ensuring long-lasting durability and performance. Whether you are a fleet manager looking to maximize vehicle uptime or an individual who wants to ensure peak performance and emissions control, Walker Products O2 Sensor kits are the perfect choice for maintaining your vehicle’s engine health. Choose Walker Products for superior O2 sensors that provide better performance, improved fuel efficiency, and a cleaner environment for the road ahead.

Fits Years: 2003 2004 2005

Fits Models: Avalanche 1500, Escalade, Sierra 1500, Silverado 1500, Sonora, Suburban 1500, Tahoe, Yukon, Yukon XL 1500

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120
Day Return Window

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Most retailers stop at 30 days. We give you a full four months to install, test, and return for a 100% refund — return shipping on us.

NEW
Direct-Fit Replacement

Engineered To OEM Specs

Brand-new aftermarket parts from trusted suppliers — built to original-equipment specifications so they fit and function like the factory unit, at a fraction of the price.

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