The rim will bolt up to the hub but the tire and rim stick out beyond the wheel wells by about an inch with the 18". The 17" (SL) wheel is a better choice for that year than the 18" (SE).
You take it to a professional, the freon you buy in the store is not what your car needs !
97.5mph
The 2007 Nissan Maxima OBD 2 port is under driver side dash left of steering column
5-bolt