m5board.com: Scuderia Systems BMW M5 with Tubi exhaust
m5board.com Member Onnur revs his Lemans blue BMW M5 E39 with Tubi exhausts.
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m5board.com presents: BMW M5 E39 on SuperSprint dyno with Supersprint system: Supersprint headers, supersprint crosspipe, Supersprint race catalysts, Supersprint exhaust (not race exhaust but street exhaust).
Three dyno runs with with full Supersprint exhaust. 441,9 HP according to Supersprint Dyno, an increase of around 30 HP. Power is adjusted for 29 degrees Celsius outside in Italy and around 1000 mB barometic pressure.
Due to the headers it looses some torque a mid RPM range but gains more at higher RPM which counts when driving the car to the redline. See the full report below.
m5board.com / m6board.com
BMW M5 with Dinan exhaust and chip vs Porsche 911 GT3RS = m5board.com: http://www.m5board.com/vbulletin/e60-m5-e61-m5-touring-discussion/127290-latest-gtboard-supercar-shootout-audi-rs6-lp560-4-997-turbo-997-gt3rs-m5-more.html
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