The best synthetic oils offer more mileage, keep the engine cleaner ... Whatever oil viscosity your car runs, stick with it. If your owner’s manual says 5W30, or 15W40, or 10W60 as an oil ...
Shell Rotella T4 NG Plus 15W-40 has been specially formulated for use in natural gas-powered vehicles in order to manage their high heat and provide the necessary engine protection. Shell Rotella ...
The second car that I ever owned was a 2002 Chevy Silverado 2500 with a 6.6L Duramax diesel engine under the hood ... For ...
Beyond fuel efficiency, an advantage of properly formulated engine oils with better flow characteristics over those in the SAE 15W-40 grade, is the oil’s ability to reach lubrication points ...