2Pcs Oxygen O2 Sensors For 2000-2004 Toyota Tundra 3.4L 4.7L – Downstream Upstream, SG1839

Here's a set of two oxygen sensors—front and rear compatible—for your 2000–2004 Toyota Tundra with the 3.4L or 4.7L engine.

They're brand new and ready to replace those tired old O2 sensors throwing codes.

Interchanges with SG1839 and 8946509110.

UPC is 707943776381.

Unbranded?

Yep.

But they meet OEM fitment and work as they should.

No brand name, no markup—just the function.

Plug them in and get that air-fuel mix back on track.