Unrelenting and challenging maintenance requirements placed on commercial vehicle manufacturers and fleet operators has changed the world of heavy duty filtration. Purolator Heavy Duty, utilizing the latest technologies, improved materials, and innovative filters, leads the way in solving today's fleet filtration demands.

The Purolator Heavy Duty line of filtration products offers you almost 90 years of filtration expertise. In fact, Purolator invented the oil filter back in 1923 and continues to improve performance and technologies throughout the entire filtration line. In addition, Purolator supplies both aftermarket heavy duty and automotive filters — one supplier for all of your automotive filtration needs.