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      12-27-2012, 12:31 PM   #6
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Drives: 2011 BMW 335i (e90) Black/Tan
Join Date: Oct 2011
Location: Dallas, TX

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Originally Posted by I35it View Post
I would assume its for the lack of wastegate control with no cats where you could over boost. I tune Mazdaspeeds and I know that if you don't run the right maps with them the car loves to overboost and just run havoc. But theres a shit load of other reasons not to run the carless without the map because of fuel issues, timing, and shit whatever else.
Yes, overboost was the reason they mentioned when I was up at Cobb picking up the AP.
2011 E90 335i LCI // Jet Black / Beige Dakota Leather / Double-VANOS/ Premium / Sport
Mods // Cobb Stage 2+ Aggressive / ER Charge Pipe / AR 4" Down Pipe / AA FMIC / LUX H8 v3 Angel Eyes / HPB Interior LEDs / Wavetrac LSD
Other // Shell Rotella T6 5w40 / 18" APEX EC-7 Wheels (9" Front|9.5" Rear)