The Volvo 29 Inch Long Temperature Sensor is a reliable and efficient solution for maintaining proper ATS functionality without compromising fuel consumption. This sensor, with dimensions of 29 inches long, 1.56 inches wide, and 1.56 inches tall, is directly replaceable with OE sensors and fits most Volvo makes and models. It has been extensively tested and accredited by third parties, ensuring its quality and performance. With an exhaust emission norm of EPA 10, this sensor is not only practical but also environmentally friendly. Easy to install and sold individually, it is a direct OE replacement for number 21126692.