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Hi All, I have a beautiful 2004 575, on which the prior owner upgraded the shocks to HGTC equipment. I've read that this is not an uncommon...
Hello All i was wondering after looking through the classifieds, how many HGTC 612‘s are out there? Was also not clear if they carry a resale...
Hello everybody, since the car isn't there anymore to install i decided to sell my virigin F1 HGTC ECUs (so the latest version you can get for...
