Any Z3 owners/fans

[beak]

Had a Z3 2.8 on a dyno, put out 200.1 hp... a good 7 over stock.. and this is an old car!

any idea what previous owners might have done to her to get that result? current owner only put an induction kit on..

http://www.lemons365.co.uk/challenge-4-rolling-roa...