Well I'd say they're good as they allow air into the engine...
Alright enough of being a smartazz
I personally don't think an aftermarket t/b is worth the price on a stock/bolt ons v6.
I'm sure you'll see some gains after a tune, but not enough to justify the $259+.
Save the cash and buy some gears/tlok
12 Black GT500 SVT PP l VMP TVS l JLT123 l O/R X l 28x11.50Rx15 M/T Street R's l BMR Suspension l Recaros
03 Sonic Blue 3.8 / 17 Magnetic Fusion Sport 2.7 EB