going to the dealer is the worst decision. they charge $95.00 an hour and charge you what the book calls for. meaning it the book says it will take 4 hours to install and it only takes them an hour, they will still charge you for 4 hours. find yourself a small local repair shop who has been in business for a bunch of years. my mechanic has a small shop and has been in business for 25+ years and i trust him with all of my vehicles which have ranged from older cars all the way to my 00 viper. you need to find somebody that you can develop a relationship with. for my Z, i use and will continue to use Z1.