2005 Honda Accord 2.4L 8,700 mi. 5,000 OCI for now. Mobil Clean 7500, Purolator Pure One filter. May go to recommended 10,000 mi OCI depending on UOA results.
2001 Honda Accord 2.3L 60,000 mi. 7,500 OCI. Castrol GTX, Super Tech filter. Previously Quaker State oil and filter. Added 1 Qt in last 7500 mi interval.