I'm getting all my ducks lined up to get the ECU upgraded to run on larger injectors and 3.0" MAF.
The MAF is off an S50 M3:
Injectors adapters are from MM:
And a 6er airbox: I really don't like cone filters and I want the car to be just as quiet as stock. But I needed a new airbox to fit the 3" MAF so I'm gonna retrofit this one.
The fitting is pretty good and will require minimal adjustments:
