You do NOT need the larger MAF sensor, just the larger MAF housing.
You can install a Mercedes type engine cover that has larger air filters and be very close to the gains offered by a NeedsWings CAI.

The MAF Housing is P/N: 113 094 00 48

The Elbow is P/N: 112 141 01 90

and see this thread from onehundred80 :https://www.crossfireforum.org/forum...ttle-body.html