Originally Posted by JOHN328
I reckon mperformance be around $1300 -$1500.
Thing is that only gives u sound, no hp gain at all... May be 0.5hp.... Lol
I called my dealer today about M-Perf costs, but no response yet.
The M-Perf may even be somewhat more and I agree, not much whp gain, but after market (legal) exhausts aren't renown for serious performance gains. Perhaps a little boost.
328i M-Sport, Estoril Blue, Carbon XP 35 Tint, front heated seats, black Dakota, Sports Suspension, Anthracite Headliner, HUD, Pro Nav, Sunroof, hk 600w, Bi-Xenon, 19" 403M wheels, Reversing Camera, DAB+, Xenon, BT Ext Connect. JB4 on Map 2 with Catless DP produces awesome performance in Sport.