Fortunately, BMW offers a 120,000 mile/10 year warranty on the part, so it will be in your best interest to go for a car that is still under that warranty. In all probability, any N54 335i would ...

dropping the then-new N54 into the engine bay of the sedan, coupe, and convertible in the U.S. Europeans also got a 335i wagon, which is one of the many BMW models that never made it to America.