Cleaire designs, develops and manufactures diesel particulate filters for retrofitting in-use diesel engines. Our comprehensive line of CARB verified diesel particulate filters provide maximum emission reductions for the widest range of diesel applications, both on-road and off-road. With over 10,000 units in operation, Cleaire's extensive network of certified DPF dealers have the right products and experience to meet the most challenging diesel emission regulations while extending the operating life of your existing equipment.














