CSF 11-16 BMW 135i(X) 5 Door F20 / M135i(X) 3 Door F21 Race-Spec Oil Cooler - 8145

BMW N55 CSF Oil Cooler is an innovative 2-core in-series design. It is converted to a single-pass design with high pressure return line for optional flow. Secondary in-series backside cooler has an additional 5 rows of cooling for a 40 Percent increase in heat rejection.

CSF's Oil Cooler is World's 1st and only true plug-and-play upgraded engine oil cooler for the BMW N55 engine. Its Drop-in fit feature requires no modification to install. It accepts all attaching OEM components including oil-line connections, mounting brackets and shroud/ducting.

Features:

• Made with CSF's AC condenser technology using a 1-row super-high pressure 26mm multi-channel microtube
• High-density multi-louvered fin design for maximum surface area contactTrack tested and proven by Hittman Racing's M235iR endurance race car
Fitment:
• BMW F20 135i(x) 5-Doors 2011-2016
• BMW F21 M135i(x) 3-Doors 2011-2016
• BMW F22 M235i(x) Coupe 2012-2016
• BMW F23 M235i(x) Convertible 2014-2016
• BMW M235i Coupe MS Sport 2014-2016BMW F30 335i(x) Sedan 2011-2015
• BMW F30 Hybrid 3 Sedan 2011-2015
• BMW F31 335i(x) Touring 2011-2015
• BMW F34 335i(x) Gran Turismo 2012-2016
• BMW F32 435i(x) Coupe 2012-2016
• BMW F33 435i(x) Convertible 2013-2016BMW F36 435i(x) Gran Coupe 2013-2016
Note(s):
• Needs an additional 1/2 quart for proper fill-up during installation. OEM cooler is 7 quarts while CSF's upgrade Race-Spec N55 oil cooler required 7.5 quarts to fill up properly.