A good intake kit is also worth a look ... which is a good amount and your E92 335i will be feeling very quick. You can have more power, but things get seriously expensive from this point on ...

The BMW 335i from the 3 Series family is easily one of the most revered non-M BMW cars in the enthusiast world. Armed with a turbocharged version of the quintessential 3.0-liter BMW straight-six ...