Where is the engine air filter located on a 2010 Lexus RX 350?

The engine air filter on a 2010 Lexus RX 350 is located in the engine compartment, specifically in a rectangular housing near the rear of the engine bay, close to the windshield. To access it, you typically need to remove the cover that secures the air filter housing. This is usually done by unclipping or unscrewing a few fasteners. Once open, you can easily replace the air filter.