GFB DV+, downpipe, and inlet pipe MAY help but that's about it. Might as well get an NA car if you feel there is too much lag with a stock turbo M2.
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Current - 2018 M2 | VRSF Chargepipe | VRSF Catless Downpipe | Dinan Catback | Turner Motorsports Intake
Previous - 2016 340i M-Sport | AWE Tuning Touring Edition Exhaust w/ Non-Resonated Performance Mid Pipe | Agency Power Intake | Active Autowerke Activ-8 | VRSF Catless Downpipe
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