Introducing the Active Autowerke 135i & 335i Intercooler Kit. Factory intercoolers work well on factory 335i’s, but with added boost comes added heat load. To overcome this, Active Autowerke’s unit stands tall and way up front, catching more air with the help an 88% larger core and a specially designed shroud. If your BMW 335 or 135i has upgraded engine goodies, you need this Active AutoWerke Intercooler!The Active AutoWerke Intercooler for the 335 & 135 Features: