Quote:
Originally Posted by Merlinx1
what about reliability?
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Whatever you choose:
1. Just wait awhile for those brave explorers to go
or not;
2. Consider
Quote:
Originally Posted by ovekvam
Pretty much all engine tuning will void the warranty, except when the tuner takes over the warranty responsibility. Schnitzer and Hartge will do that.
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3. Once you have a 125i there's the option of "BMW M Performance Power Kit for BMW 125i". (I would consider only this.)