Walker Products 200-1327 Throttle Position Sensor is precision manufactured from premium components in an ISO 9001-2008/TS16949 certified facility. It is designed to provide outstanding performance and is manufactured to meet and exceed all Original Equipment Manufacturer (OEM) specifications and test requirements. Walker Products specializes in the engineering, Manufacturing, and distribution of automotive engine management components. Walker is committed to meeting or exceeding the Original Equipment Manufacturer (OEM) or equivalent standards and specifications. This effort is backed by Walkers own Manufacturing, product management and engineering expertise. Vehicle Fitment: 1998-2002 Chevrolet Avalanche 1500,Chevrolet Avalanche 2500,Chevrolet C3500,Chevrolet C3500HD,Cadillac Escalade EXT,Cadillac Escalade,Chevrolet Express 3500,Chevrolet P30,GMC P3500,GMC Savana 3500,GMC Sierra 1500,GMC Sierra 1500,GMC Sierra 2500,GMC Sierra 2500,GMC Sierra 3500,Chevrolet Silverado 1500,Chevrolet Silverado 1500,Chevrolet Silverado 2500,Chevrolet Silverado 2500,Chevrolet Silverado 3500,Chevrolet Suburban 1500,Chevrolet Suburban 2500,Chevrolet Tahoe,GMC Yukon XL,GMC Yukon XL,GMC Yukon