Hi-
Red line hasn't sent their products to the API for certification. This is teh primary reason for my running Mobil 1 in my Stang (03 GT).
How important is API cert. on a new vehicle?
which one will protect more to the 5,000 mile point (5W30 viscocity)?
Red line hasn't sent their products to the API for certification. This is teh primary reason for my running Mobil 1 in my Stang (03 GT).
How important is API cert. on a new vehicle?
which one will protect more to the 5,000 mile point (5W30 viscocity)?