We use Pentosynth TS in the diesels (500.00/505.00/505.01) and Pentosin Pento High (502.00/505.00) in the gas engins. It isn't hard to get (WP) and you will have no warranty issues. The TS also meets Mercedes 229.1 The Pento High also meets BMW LL-98 and Merce... Login to read more.