I see in all the dyno's the rwhp increases but haven't been able to find in a thread(i'm sure it's there...sorry) what that equates to in ENGINE hp. I just did my first mod., char. filter removal and RPI scoops, filters on backorder(Eloy is a great guy to work with). Both were very straightforward to complete. Only part that was a little difficult was releasing the pin on the inside of the grills. Big hands I guess. Anyway, a friend of mine asked me how much ENGINE hp does it add. From 507hp to ????. Is the percentage increase the same as the dyno rwhp? The other question is has anyone run against a bone stock from 50mph-whatever speed to see what the scoops, filter removal does on the street. Thanks guys for all the input and instructions/hints. Next project is the cd changer out, Ipod in conversion.
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06 M5 Interlagos Blue, Silverstone II(full), HUD, 35% tint, Clear front film, Calibre K40 wirless radar/laser jam, RPI scoops, charcoal filters out, BMC Filters
85 911 Carrera(track,leasure)
2 Day M School(Spartansburg)
2 Day Advance M School(VIR)
03 540i (no more)
02 Volvo S80 (practical for the Mrs.)
02 Ducati 996 (daughter born, bike gone)
Last edited by chakka; 14th February 2008 at 21:03.
Reason: clarification
Well... I am thinking to go one better and take the windscreen off completely!
That should increase the volume of air entering the cabin, therefore it can blow my pants off at a relatively low speed!!!
God I should have been a Formula 1 engineer!!!
Running a stocker won't prove anything as all engines produce slightly different amounts of the good stuff (bhp). What you should have done is taken a whp dyno then done one after your light mods.
Have you noticed anything seat of the pants and aurally?