At under $25 for a five-quart bottle and with over 25,000 ratings, AmazonBasics oil has 4.8 stars on Amazon's website and has proven itself to be a reliable product.
The French motor oil company Motul may be best known for its applications in motorsports, but it is widely recommended by many manufacturers and those in the auto industry.
With a 4.9 star rating on Amazon from more than 1,500 ratings, Motul has demonstrated that its formulations provide superior performance for customers.
Although AMSOIL created the first synthetic oil to meet the American Petroleum Institute's service requirements, the company has since exceeded these standards.
AMSOIL has earned a 4.7-star rating with over 4,500 reviews and a 5-star rating on its own store site. The company offers a guarantee of 25,000 miles or a year from installation.
One of the oldest oil brands, Quaker State has been recognized for its years of positive branding and high-quality products with a branding relationship with Hyundai.
Quaker State also offers a cash bonus to users of its specialty motor oils, including synthetic, if their vehicle goes from under 75,000 miles to over 300,000.
Shell's Rotella line of synthetic oils is one of the most popular diesel oils. It's a clean and reliable full synthetic oil that can be used in diesel and gasoline engines.