First and foremost!! Do not…
First and foremost!! Do not pay any attention to manufacturers recommended oil change intervals! They are too long! No matter what BS you read on oil jugs no oil can go as far as they claim! That Tundra will eventually burn oil!! Just do some research on toyotas burning oil and go to a video by the Car Care nut on you tube and there's a great video on the subject. He says 4,000miles max between changes and it will.never burn oil!! If you already change it that frequently then you are good to go!!