APR Stage III kit [Archive] - Audi Forums

: APR Stage III kit

11-06-2011, 08:30 AM
I bought a 2002 audi s4 2.7 Bi-turbo.I am looking into upgrading the power of of the car.I was looking around and found a company called APR.Has anyone ever used their products?Their stage III looks great to me.But I want to do my own exhaust.I have many years with making exhaust systems.Let me know of any problems I might run into.Thanks yall.