33-5066 is a 33-series original position flat-type high-performance air filter. It is specially designed for the 2.0L inline-four turbocharged gasoline engine models of 2016-2020 Buick Envision. It can directly fit into the original air filter box without any additional modifications. It is suitable for urban commuting and high-speed driving scenarios, and is compatible with the original ECU and emission system.
