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| Attribute | Value |
|---|---|
| Connector Gender | Female |
| Connector Shape | Rectangular |
| Grade Type | Standard Replacement |
| Heated | Yes |
| Hex Size | 7/8" (22mm) |
| Mounting Type | Threaded |
| Sensor Type | Narrow-band |
| Technology | Switching Zirconia Type |
| Terminal Gender | Male |
| Terminal Quantity | 4 |
| Terminal Type | Blade |
| Thread Diameter | 18.00 |
| Wire Quantity | 4 |
| Wiring Harness Length | 11.50, 290.00 |
| Wrench Size | 7/8" (22mm) |
This part fits the following vehicles:
| SubmodelSUB- MODEL |
Body Style | Years | Engine | Attributes |
|---|---|---|---|---|
| Base | Sedan | 2001 - 2007 | V8 4.3L | RWD Automatic |
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We want you to be 100% satisfied with your purchase. That's why we offer:
This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.
Warranty does NOT cover:
Fits Years: 2001 2002 2003 2004 2005 2006 2007
Fits Models: GS430
Keep your GS430's 4.3L V8 running smoothly by understanding its oxygen sensors and choosing the right aftermarket replacement.
Read Full Guide →If your scan tool is showing one of these trouble codes, this part is a common fix. Each guide explains the code, how to diagnose it, and exactly what to replace.
In operation since 2007. Trusted by over a million DIYers, mechanics, and body shops across all 50 states.
If it doesn't fit, we make it right. No gimmicks, no fine print.
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.
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