Best intercooler upgrade for F30 335i N55?
Looking for an intercooler upgrade for my F30 335i. Stock intercooler heat soaks badly in summer. Options:
- Wagner Tuning Competition IC (~800 EUR)
- VRSF 7.5" IC (~600 EUR)
- CSF race IC (~900 EUR)
Which one offers the best cooling performance? Car is stage 2 making about 380hp.
