2009 JCW Test and Tune
By Perrin Performance
We finally got around to retesting all our parts on the new 09 JCW. WE have very good results on our 07 and 08 R56 Minis when we tested every single ALTA part back to back. To this day we have proven these results over and over again with customer cars and new R56's we purchased. You will see bel...
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