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02-24-2022, 07:22 PM
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#6
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Major 
Drives: CT4-V Blackwing 6MT
Join Date: Feb 2017
Location: CO -> TX
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Quote:
Originally Posted by toniree93
I have a 2019 440i Gran coupe with the Resonators removed, and axle back Remus exhaust installed. I DO NOT have the MPPSK Exhaust.
When I flash my car with the BM3 MPPK tune, the car feels more “sluggish”, less quicker, and the fuel throttle response sometimes gets “jumpy” - hard to explain but it’s as if I’m letting on/off the gas 10 times in a second.
The second I flash back to stock (non MPPK) the car feels amazing.
Does not having the MPPK exhaust cause the tune to not “fit” the car correctly?
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2022 CT4-V Blackwing 6-speed
SOLD: 2016 340i xDrive 6-speed
DAW v2.5 turbo E40 | Dorch S2 | VRSF DP | MST intake | AWE catback | 335is clutch | CSF heat exchanger | RK Autowerks intake manifold | Orange M Perf Brake Kit | KW Street Comfort coilovers | GTS taillights V2
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