RPI PLEASE MAKE A QUAD EXHAUST!
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From: So. Cal (SFV)
My Ride: 2011.5 Alpine White E90 M3 | Black Novillo Leather | Carbon Fiber Leather Trim | ZCP | ZP2 | M-DCT | Navigation | Moonroof | 6FL Mods: TMS 12.5mm spacers all around l Hawk HPS Brake Pads l OEM M3 Edition Grills l Paint Matched Side Gills l Key Hole D
Originally Posted by RPIpower' post='1045570' date='Nov 2 2009, 03:36 PM
What do they claim? If it makes what they claim, Ill install it for you for free and Dyno it for free AND Ill give you $100.
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Joined: Nov 2008
Posts: 480
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From: Great Falls, MT.
My Ride: It's an E60 545I 6 speed.
Originally Posted by GENEaTALS' post='1044459' date='Oct 31 2009, 08:08 PM
It's seems pretty simple: if you want an RPI quad exhaust set-up with proven gains, first get an M5 
That's what my plan is...
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