• 【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 x2, 234-4256 x2. Please make sure the part number before purchase! The sensor has been tested to ensure trouble-free installation and performance
• 【FITMENT】The o2 sensor compatible with 2008-2014 Cadillac Escalade| 2008-2012 Chevy Silverado| 2008-2013 Avalanche Suburban Tahoe| 2007-2012 GMC Sierra & More. Please scroll down to product description for complete list of model and year