Does anyone if this info is accurate
IS Formula RS really the same as Castrol TWS - ?
BMW has changed their engine-oil recommendation for all M cars equipped with the new S54 engine (E46 M3 coupe and convertible, 2001-on M coupe and M roadster) from the previous BMW High Performance Synthetic 5W-30 engine oil (made by Castrol), pn 07 51 0 017 866 (1 quart), to Castrol TWS Motorsport 10W-60 Synthetic Engine Oil (previously known as Castrol Formula RS 10W-60. . . the oil is the same, only the name has changed) pn 07 51 0 009 420 (1 liter)
IS Formula RS really they same as Castrol TWS - ?