Apparently, Pennzoil have made such an impact with their PurePlus marketing, Mobil felt it necessary to switch to GTL ASAP!
More news can be found here along with the proposed rebranding and name change to "M1 with CleanGas Technology"
M1's GTL response to Pennzoil
More news can be found here along with the proposed rebranding and name change to "M1 with CleanGas Technology"
M1's GTL response to Pennzoil