Charge - air cooler. Intercooler.
Intercooler.
Intercooler
Fits 528i, 528i xDrive
2.0 LITER TURBO. 528i, 528xi.
Intercooler - Repair or Replace
If your is equipped with a turbo and you've noticed a reduction in acceleration or a hissing on acceleration accompanying your check engine light, your intercooler or its piping/tubes may need to be repaired or replaced.