DriveFix Upstream & Downstream Oxygen Sensor Set — 4-Sensor Kit for Lexus and Toyota Models

DriveFix Upstream & Downstream Oxygen Sensor Set: A versatile 4-sensor kit

Upgrade or restore oxygen sensor performance with the DriveFix Upstream and Downstream Oxygen Sensor Set. This four-sensor kit is designed to replace worn or failing sensors across a broad range of Lexus and Toyota models, including popular lines such as ES, GX, Camry, RAV4, and more. The kit is crafted to fit the exhaust system where precise monitoring matters, helping you maintain steady engine operation and reliable emissions readings without guesswork.

What you get is a complete replacement solution: two upstream O2 sensors and two downstream O2 sensors, all built to match OEM specs and provide compatible performance across listed vehicles. Replace parts numbers include 234-4138, 234-4260, 234-4261, and a wide roster of 89465-series references, ensuring you can source a matching component for many model years.

Key features and what they mean for you

• Broad compatibility: Fits a large selection of Lexus and Toyota models spanning two decades, expanding replacement options beyond a single vehicle family.
• Four-sensor coverage: The package includes 2 upstream and 2 downstream sensors to cover both critical positions in the exhaust stream.
• OEM-style fit: Designed to align with factory specifications to support straightforward installation and reliable electrical connections.
• Value-packed kit: A ready-to-install set that reduces the need to source individual sensors, with comprehensive part-number coverage.

Compatibility highlights

• Extensive Lexus lineup (ES, GX, LS, LX, IS, etc.) noting 2010s and earlier variants
• Various Toyota models (Camry, RAV4, 4Runner, Sequoia, Tacoma, Tundra, Land Cruiser, etc.) across model years
• Includes Pontiac Vibe 2009–2010 as part of the cross-reference availability

What to expect during installation

• Simple replacement process for technicians and DIY enthusiasts with standard O2 sensor tools
• Clear part-number references help ensure you’re selecting compatible sensors
• Package contains 2 upstream and 2 downstream sensors for complete exhaust monitoring coverage

Note: While the DriveFix kit provides compatible replacements across many models, performance improvements depend on the overall condition of the vehicle’s exhaust and engine management system. Benefits described are possibilities and may vary by vehicle and driving conditions.