QIJIAUTO O2 Oxygen Sensor Upstream Downstream 4-PC Set for Toyota Sienna 2017-2020 3.5L V6 - Replaces 250-241180 250-241209 250-54007 250-54059 - Fixes Check Engine Light, Improves Fuel Economy

Features

• Fixes Check Engine Light and Performance Issues - Helps resolve common oxygen sensor issues like P0138 and P0420 codes.Optimizes air-fuel ratio, reduces fuel consumption, and prevents engine hesitation.Direct replacement for Toyota Sienna 2017-2020 3.5L V6, matches OE numbers 250-241180, 250-241209.
• Durable and Long-Lasting Design - Silver alloy joint ensures secure installation and stable performance.Protective layer helps prevent sensor damage for extended use.Precision-engineered to match original vehicle specifications.
• Improves Fuel Efficiency and Engine Response - Helps maintain optimal fuel economy by ensuring accurate air-fuel readings.Enhances engine performance for smoother acceleration.Designed to meet vehicle manufacturer standards.
• Easy Installation and Secure Fit - Threaded mounting for a stable connection.Female connector design for plug-and-play compatibility.Includes 4 sensors (upstream and downstream) for complete replacement.
• Reliable Quality and Support - Rigorously tested for durability and accuracy.Verify vehicle engine and part number before purchase.