MY WIFE HAS A 2000 NISSAN XTERRA WITH THE 3.4 L V6. I AM IN THE RINSE PHASE OF AN ARX TREATMENT USING EXXON SUPERFLO 5W30. ANY SUGGESTIONS AS TO WHAT OIL I SHOULD USE AFTER THE RINSE PHASE IS COMPLETE. VALVOLINE MAXLIFE? HAVOLINE 5W30. SO MANY OPINIONS ON THIS SITE AND I AM IN INFORMATION OVERLOAD. OH YEAH FORGOT SOME PERT INFO. WILL HAVE 96K MILES AFTER THE RINCE PHASE.