Dayco Drive Belt Idler Pulley compatible with Audi A4 Quattro 18L 20L L4 20022009

REDUCE VIBRATIONS If you are looking for a quality replacement for your worn serpentine or Vbelt idler and tensioner pulleys, turn to Dayco. Constructed from spun steel or wear tolerant plastic with specially formulated glassfilled polymers, these pulleys feature smoother surfaces and tighter dimensional tolerances to reduce vibration and therefore prolong belt life. Lubricated bearings and high temperature seals assure peak performance, the most critical element of a pulleys service life EXTEND SERVICE LIFE Developed and designed using stateoftheart three dimensional computer aided design CAD and finite element analysis FEA to ensure the optimal design and maximum structural integrity. Built to last, the Idler Pulley has superior tolerance to dirt, salt, chemicals, and other underthehood particulates RELY ON QUALITY AUTO PARTS Daycos essential engine parts and drive system solutions offer engine economy, efficiency, and exceptional performance while minimizing noise, vibration, and harshness. They strive to be firsttomarket with builttolast products such as highquality engine timing belts, serpentine belts, drive belts, belt tensioners, and more TRUST IN DAYCO Dayco is a global leader in the automotive parts manufacturing industry and has built a reputation for highquality Dayco belts since 1905. The supplier is guided by their primary business strategy to anticipate and satisfy the needs of their customers through reliable products and services