Better wear protection Increased fuel efficiency Better protection of the expensive catalytic emission system Improved compatibility with fuels containing ethanol Superior corrosion protection Royal Purple Motor Oil Combines premium base oils with proprietary additive technologies to create high performance motor oils that optimize engine performance and provide superior protection. No special procedures are necessary when upgrading to Royal Purple. Royal Purple motor oil is fully compatible with mineral or other synthetic oils. Royal Purple recommends waiting until the manufacturer’s first scheduled oil change in new gasoline engines before upgrading to Royal Purple. Royal Purple’s API licensed motor oil delivers superior protection and improves performance in gasoline and diesel engines. Royal Purple’s API SN licensed motor oil meets ILSAC GF-5 and Dexos1 1 performance requirements.
I have a '09 Ford F150 Platinum. 5.4L V8... Royal Purple gave me better gas mileage by 1.6 MPG. I used a performance K&N Oil Filter (Wrench on) and the royal purple. It's amazing. I believe 100% in this product.
Yes, great stuff, because it smoothed out idle, gained 1.5 to 2mpg, and is quite affordable for 10,000 miles before changing. In addition, I have 260,000 miles on my '04 Accord EX, 4cyl, A/T, and my oil usage has dropped from 1 qt to less than 1/2 qt, B4 my next oil change, along w/Royal Purple hi-perf oil filter or vdery comparable NAPA Platinum oil filter. Hope this helps!
I used this oil and the matching royal purple filter for the first two oil changes on my brand new 2012 Ford Fusion Sport AWD. I shortened the first two intervals to about 4,000 miles to get the initial break in materials out of the engine and then had each oil sample analyzed by Blackstone Laboratories. The Results were perfect! The oil had tons of life left in it and could have definitely met\surpassed the factory 10,000 mile recommendation while providing my eng..