CSF Front Mount Heat Exchanger 45 Row- F8X M3/M4 2-row 42mm core (dual core) featuring CSF’s exclusive B-tube technology Core features an ultra-efficient fin with 6.5mm fin height and multi-louvered design for maximum surface area contact Dual-pass flow structure allows the coolant to flow across the core of the radiator 2 times before exiting the radiator for the lowest outlet temperature possible (OEM style design) CNC machined, OEM style “quick-connect” inlet/outlet connections CNC machined, OEM style mounting brackets & fittings for superb fit and durability Includes removable aluminum rock guard All-aluminum race style drain plug 1 hour “mirror finish” hand polish “Drop-in fit” requiring no modifications to install. Accepts all attaching OEM components including “quick-connect” hoses, mounting brackets, OEM X-brace, and all air ducting/shrouding.
