Starting in 2004, Unitronic has offered owners of Volkswagen and Audi vehicles a host of staged software and hardware performance modifications that focus on tuning engine and transmission ...
Although a self-confessed diehard VW fan, months of service issues and electrical gremlins almost caused Derick Szyda to throw in the towel. He'd been down an arduous path with his Jetta TDI and ...
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