CSF High-Performance Radiator for N54 Engine - BMW 135i, 1M, 335i, 335xi, Z4 (Available for Automatic or Manual Transmission)

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 CNC Machined “Quick-Connect” Inlet/Outlet Connections  CNC Machined Brackets and Fittings for Superb Fit and Durability 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, AC Condenser, Mounting Brackets and Fan Shroud Vehicle Application: Year Model Sub-Model Chassis Code Engine Code 06-13 135i Convertible E88 N54 06-13 135i Convertible E88 N55 06-13 135i Coupe E82 N54 06-13 135i Coupe E82 N55 06-13 M Coupe Coupe E82 N54T 06-08 335i Sedan E90 N54 06-11 335xi Sedan E90 N54 07-11 335i Sedan E90 N55 07-11 335xi Sedan E90 N55 06-12 335i Touring E91 N54 06-12 335xi Touring E91 N54 07-12 335i Touring E91 N55 07-12 335xi Touring E9