Mini cooper-S R53 top mount intercooler upgradeBolt on BHP, by lowering the charge Air temperatures, a remapped car has increased power by ecu changes that raise boost pressure and other parameters, this increase in boost pressure raise intake temps and power loss soon follows, by fitting an up rated intercooler you lower these intake temps, in turn increasing bhp and making your engine safer Airtec Test results Tim's 233. 3 bhp (Airtec cooled) Tuned Mini R53 @ Amd rolling road 10th May 2013 Note,