🔧 High-Quality 4Pcs O2 Oxygen Sensor Replacement for Cadillac Escalade & More - Replaces# 234-4668, 15284, 21546, SG1857 Review

【POWERFUL BATTERY】Long life-span matters, that is why our oxygen sensors are made of high temperature corrosion resistant material with a double laser-welded stainless steel body is totally submersible to seal tight for long life. 【FUNCTION】A defective or sluggish oxygen sensor can cause a variety of issues, like decreased engine performance. This oxygen sensor will accurately detect the mixture of air and fuel, helps ensure your engine is constantly monitored and operating efficiently, while maximizing performance. 【REPLACES#】234-4668, 15284, 21546, SG1857, 8125731670, 12583804, 213-3866. Please make sure the part number before purchase! The sensor has been tested to ensure trouble-free installation and performance. 【FITMENT】Oxygen sensor replacement for 2003-2005 5.3L Chevy Silverado 1500, GMC Sierra 1500, Cadillac Escalade & More. Please scroll down to product description for complete list of model and year. 【24-MONTH WARRANTY】Exquisite craft, strict quality control and excellent after-sales service that is why our Oxygen Sensor worth your purchase.