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      03-14-2011, 11:25 PM   #138
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Drives: '18 LBB M2 6MT Exec
Join Date: Sep 2006
Location: Hartford County

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Originally Posted by roundel335 View Post
The TT2 is literally plug and play in 30 seconds, but not sure if it's available for N55 cars or if the same unit works for both N54 and N55. It just adds boost, doesn't do anything for fuel or ignition maps, etc. Cobb is probably going to be the most cost-effective for the N55 IMHO, when they get their N55 version ready.
I can see how at part throttle, the car will adapt to the boost relative to fuel enrichment, but at wot, when it goes closed loop, without modified fuel maps, wont it start running awfully lean? Plus with the added boost, Id expect the ignition would need to be retarded some to prevent knock?
'18 LBB MT M2 Exec pkg, Moonroof, In production 7/6, Production completed (8/10/17), Status 190 (8/14), 193 (8/15), SHIPPED on the Tiger 8/22 eta 9/6 in NYC, 'DELIVERED! 9/18/17