My daily commuter is an 05 Altima, currently with 190,000 mi. This QR25 has had regular OCI's every 5 to 6k as well as regular ATF drain and fills every 30 to 40k. I put about 3,000 mi a month on it commuting to work. Hoping to get 300k + out of the car, although i believe the Jatco AT is the...