92-01 Lexus ES300 / 95-04 Toyota Avalon Rear Left Sensor
SHIPPING - RETURNS - WARRANTY - CANCELLATION POLICY
*** Market Conditions after 2020 have changed the landscape of automotive parts. Although we try to stock 1000's of items in our multiple warehouse and use multiple distribution channels, having back-orders are unavoidable in today's market. If you are in need of a product quickly, we suggest email, message, or call us for availability so that we may explore your options.
Email: Sales@Speedzoneweb.com
Call: 407-846-8430
Text: 407-749-6314
Frequently Asked Questions
Rear Left O2 Sensor
Direct replacement oxygen sensor for post-cat diagnostics and emissions control. OEM-spec construction engineered to read exhaust composition accurately and keep your check engine light off. Fits without modification or adapter fittings.
Key Features
- Post-catalyst positioning - Monitors emissions after the catalytic converter to ensure proper system performance
- OEM-grade construction - Matches factory sensor specifications for reliable signal output
- Direct bolt-in fit - No adapters or modifications required for installation
Specs
- Type: Oxygen sensor, rear/downstream position
- Application: Rear left location
- Condition: New
Whats Included
- Oxygen sensor assembly
Frequently Asked Questions
Do I need any special tools or adapters to install this?
No adapters needed — this sensor threads directly into the factory location. You'll need a basic oxygen sensor socket or wrench to remove the old unit and install the new one.
Will this clear a check engine light if the old sensor is bad?
If your check engine code is tied to the rear O2 sensor, yes — a new sensor should resolve it once installed and the system recalibrates. If the code stems from catalytic converter efficiency or other causes, you'll need to diagnose further.
Do I need to disconnect the battery before swapping this out?
Disconnecting the battery is not required for sensor replacement, but it's common practice to eliminate any electrical codes that might fire during the swap. Your call — either way, expect the system to relearn after install.
Our History
For 26 years Speedzone Performance LLC has been providing aftermarket car parts to Central Floridians and 1000's of customers online. What makes us different than all the other places online? We have 3 actual brick and mortar locations where were serve customers daily and find new ways to provide support and assistance to the automotive community at large. From our in house SPDZ1 Brand, to our constantly growing in stock inventory, we strive to make our customer service and ease of purchase stand out from the rest! We are also one of the largest automotive part financing providers anywhere in the United States, and continue to provide more options for our customers every year. We love what we do, and it shows in every product we sell and every new customer who becomes a part of our Speedzone Family.