Well i just bought a new audi, (its a 2000 a4 1.8tqm)cause some guy decided to hit my old one and total it. and as far as the engine its all stock except a 710n dv and a rs4 stage 2 cluth,and i was wondering ifi couldjust run a giac chip just how it is withoutexhaust or anything cause thisguy at a local audi shop told me that the 2000sor atw engines are sensitive to a chip at the altitudecause i live in coloradoso if anyone could help me out that would be great. thanks