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The Airtec intercooler is the only off the shelf intercooler that uses a 100mm deep core
Instructions manual
Rust-free stainless steel design
Optional secondary cold air feed
TIG welded joints
BAFFLED OIL SUMP I BMW N55 F2x I F3x I M135i I M235i I 335i I 435i e97 The Airtec intercooler is theIts well documented that the N55 engine found in the M135i I M235i I 335i I 435i is prone to oil starvation issues when pushed hard on the road and even more so when used on track. If you're ever planning to use your car on track, or even particularly hard road driving, this really is an essential upgrade. Total engine failure is a very real possibility if not. Ask us how we know.! The problem is especially pronounced under hard braking, when the oil