Cars That Take 0W16 Currently, the 18 Honda Fit (with the 15L engine) and the 18 Toyota Camry (with the 25L engine option) are the only two cars that use 0W16 In the case of the Fit, Honda is suggesting either 0W or 0W16 The 0W viscosity is relatively common, so this was a consumerfriendly choice 0W16 is the onlyCurrently, 5W30 and 5W are the most popular grades in the motor oil market But in recent years, 0W is the fastest growing grade and is in position to be the most common grade recommended byA 0W16 viscosity motor oil may seem exotic to North American drivers, but as fuel efficiency requirements increase, it may become a common recommendation of manufacturers worldwide Japanese engineers have long experimented with ultrathin motor oils, and 0W16 has been in regular use in Japan since the 90s Idemitsu Innovation Lab 0w 16 And 0w Engine Oil For Better Fuel Economy And More Power Youtube 0w 16 vs 0w 20