RFELDES,THANKS FOR THE RESPONSE,BUT NO.I KEEP THE MAINTENANCE ON THIS CAR LIKE YOU HAVE NOT SEEN.DEALER WORK ALL THE TIME INCLUDING MINE.AS FAR THE OIL I USE MOBIL 1 WITH THE USE OF K&N OIL FILTER WHICH I SPENT A GREAT DEAL OF TIME RESEARCHING TO FIND OUT THAT THE BEST LARGE CAPACITY ONE WOULD BE HP-2009 FOR YOU GUYS OUT THERE WHOM WOULD BE INTERESTED.I HAD NEW CAPS AND ROTORS ,PLUGS,WIRES AND A NEW WATER PUMP,PLUS ANEW TIMINGBELT.IN ADDITION TO HAVING HIGH PERFORMANCE BRAKE ROTORS AND CARBON METALIC PADS INADDITION TO HAVING THE BRAKE CALIPERS CUSTOM PAINTED WITH HIGH TEMP PAINT HOT YELLOW THANK YOU.RIMS ARE FROM A 2006 LS 430 17 INCH SIX SPOKES WITH A NEW SET OF BRIDGESTONES.LEVOC SHIFTER AND COMPLETELY REMAN. CLUSTER.A NEW A/C CONTROL UNIT DUE TO THE BLACKOUT PROBLEM ON THE LS AS YOU KNOW.A COMPLETE LEATHER INTERIOR FROM LEATHERSEATS.COM.A NEW STARTER AND A NEW ALTENATOR.SO I SWEAR TO YOU I AM NOT AN IDIOT. BUT YOU KNOW CRAP HAPPENS AND I THOUGHT THAT SOME BAD HAPPEND TO THE MOTOR.BECUASE I FAILED TO MENTION THAT IT HAS A REAR MAIN SEAL THAT IS BAD AND I HAVE YET TO FIX.HERE IS THE QUESTION ,DO YOU THINK THAT OIL IS LEAKING FROM THE SEAL AND BEING BLOWN AND BURNT ON THE EXHUAST. I DO NOT KNOW.WHAT DO YOU THINK?