125hp wet nitrous kit &map = 350HP across a much wider power band. Sub £1000 for the lot.
Not a 4 banger engine, makes 220 ftlbs from 2k revs, 270hp after a basic map, sounds infinitely better than a 1.8, Same if not better mpg - I've never got 43 mpg in my 8l, konig seats **** on the OE a3...