Re: Radio help limited coupe 2005
No and No.
IMHO both are junk and the chip MIGHT even cause damage.
The air turbos are just a total waste of money, and will most likely result in a net loss of HP.
You are welcome to review all the threads here and you will find that the EASIEST way to go is a NeedsWings single or dual CAI and a EuroCharged tune. ( If you have an N/A, also add in a 74mm TB upgrade )
Some mechanically blessed individuals have built their own CAI's.