HEN YOU a new car, especially if that ‘new’ car is an old car, you need all the advice you can get. And when I bought my BMW Z4, I found the Z4 Forum () really helpful: so much knowledge, insight and buying advice. Full service history is the big one: regular oil changes are a must, obviously, but has the DISA valve been changed?
Rule breaker
Jul 27, 2022
2 minutes
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