ISUZU 4HK1-TC, 6HK1-TC 150,000 miles/ 4,500 hours HINO J05D-TF, J08E-TV, J08E-TW 200,000 miles/ 6,500 hours PACCAR PX-8, PX-6 200,000 miles/6,500 hours MACK J05DT, J08EU 250,000 miles/ 4,500 hours VOLVO J05DT, J08EU 150,000 miles/ 4,500 hours GMC DURAMAX 120,000 miles for the first service. Every 100,000 miles afterward. Call Today to Schedule .... Kyrish does much more than just DPF cleaning. Our service department can handle repairs for all makes and models. From school buses to heavy duty and light duty trucks, our technicians can handle it all. With 12 locations across South Texas we’ll always be able to set an appointment in a timely manner and get you back on the road quickly..