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remapping the ECU is mandatory in order to prevent potential “check engine light” warning signals
the ECE homologation is not valid anymore
The secondary catalytic convertors are removed
known as an ECU remap
Core features an ultra-efficient fin with 6
CSF B58 | B48 All Aluminium Heat Exchanger Upgrade - BMW G20 | G21 | 320i | 330i | M340i | G29 | Z4 20i | 30i | M40i G20 remapping the ECU is mandatoryAre you increasing the boost on your 2017+ A90 Supra, Z4 or 3 series via Stage 1, 2 or even a big turbo Stage 3 upgrade? You'll want to take a look at the CSF Heat Exchanger upgrade to keep charge temps consistently cool. Heat is the enemy of power and when boost levels are increased more heat is introduced into the boost system. The stock heat exchanger and charge cooler combination works well at stock boost levels but once boost is increased it can
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