Valvoline Global Operations has announced a breakthrough discovery regarding its Restore & Protect Premium Full Synthetic Motor Oil: It has the ability to free stuck piston rings, which, according to ...

A disgruntled owner filed a nationwide class-action lawsuit against Valvoline over his 2025 Kia Sorento. A class action alleges Valvoline used non-spec oil in a 2025 Kia Sorento. Plaintiff claims ...

Valvoline says its testing shows Restore & Protect oil has the ability to free stuck piston rings in addition to removing deposits. This conclusion came after more than 500,000 miles of testing at ...

A class action lawsuit was served to Valvoline after its Instant Oil Change facility filled a 2025 Kia Sorento with oil that did not meet the vehicle manufacturer's specifications. According to the ...