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In place of the factory resonator
With the Dinan high-performance heat exchanger the vehicle does not heat soak even after 7 pulls
'The Dinan carbon fiber intake looks as good as it performs
Essentially BMW has seen fit to give M340i owners an air box that looks uninspiring
but at a cost
High Capacity Oil Cooler System - 2011 BMW 1M Inline Chips & Modules In place of the factoryBMW 1M comes from the factory with an auxiliary radiator smaller than a half sheet of paper. It will do little to keep the 'limp mode' or heat soak away during a track day. The Dinan High Capacity Oil Cooler provides literally twice the volume of the stock unit, as well as 414 sq. in. of cooling tube vs. 112. 5, and that's really just the beginning. Nicely integrated inlet ducting provides greater airflow efficiencies and the ventilation of air to the
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