Compatibility with exhaust after-treatment systems What are the benefits of using a full synthetic 0W-40 oil compared to a semi-synthetic?

May 22, 2004 ... just started using synthetic oil since last oil change and the car definately feels smoother. well the only place that sells 0w-40 oil ... You should not use this information as self-diagnosis or for treating a health problem or disease. Contact your health-care provider immediately if you suspect ... Jul 8, 2014 ... Normally like with the N55, engine... you can use any LL4 rated oils, 0w30, 0w40, 5w30, 5w40. How ever I am not 100% sure with the S55 engine, ... Oct 27, 2024 ... So it was wearing more and had more noise with the Valvoline. I'm using up my pennzoil then trying redline once out of warranty. 6 mos. Feb 8, 2024 ... Where are you located? You got some advice to use 0W40 oil. That was bad advice. It is too thin for 6.0 1. Change oil at 5000 mile intervals ... Apr 10, 2005 ... ... 0w and 5w oil. 5w40 also shows much less oil consumption compared to 10w30. Unless you are out racing every day, 15w50 is overkill. I use 5w40 ... "Glad I can use Valvoline in my VW GTI. I have used Valvoline in all my cars for over 40 years.....and have NEVER had any of them burn oil. I'm ... Dec 25, 2023 ... I've encountered conflicting information and want to ensure clarity. Although I don't drive my car frequently, a year has passed since I ... Jan 14, 2011 ... Guys and Gals: Just wanted share the latest info on motor oils and what all us 4 cylinder front engine owners can use. Our fully synthetic 0W-40 is a multi-grade gasoline oil engineered with the finest quality of synthetic base oils, an advanced performance additive package.