question about alternators

hey guys was wondering if anyone know of any outher sites or places in town who do highoutput alternator work besides highoutputalternator.com there asking about 700 dollars for a 170 amp alternator when all i need is a 120 amp and i own a 2001 kia sportage ex 2.0L

would somone mind deleteing this post i had no ideal i made 2 threads sorry