This Genuine Denso 234-4407 Oxygen Sensor is a top-quality replacement part for your 2002-2007 GMC Sierra 2500. It is manufactured by Denso, a trusted brand in the automotive industry. This Oxygen Sensor is designed to provide accurate readings of oxygen levels in your vehicle's exhaust system. With a sleek black color and compact size of 2 inches in height, 7 inches in length, and 2 inches in width, this Oxygen Sensor is easy to install and will fit perfectly in your vehicle. It is compatible with Denso brand parts and is made from high-quality materials to ensure long-lasting durability.
Fixed the engine light that wouldn't go out. Bought some cheap ones on e-Bay and the PO161 code came up and couldn't get it to pass inspection. Thanks.