high flow cat

[silverv6camaro]

i just orderd a flowmaster cat back exhaust for my car and ive heard that it will kinda sound ricey at High RPM's and ive also heard a high flow cat will help improve that alot, and i was wondering if this was true and also if it was if someone could give me some good recomidations on some good high flow cats for my 99 3.8 with futrue flowmaaster on it, thanks

[shortdog273]

Catco highflow cat from summit. #cto-6007

[nino]

i would recommend getting a bigger i pipe. 2 3/4 would be perfect for ya.

[99Camaro99]

Just go for a 2.75" I pipe

this is what it will sound like
http://newlude.hypermart.net/norm.avi (786Kb)
--Neutral Revs and then a normal takeoff

http://newlude.hypermart.net/idle.avi (1.01MB)
--Idle Startup

http://newlude.hypermart.net/roll.avi (1.21MB)
--roll out of driveway and then go WOT.

flowmaster 80 series, 2.75" custom catback. (3" outlet out of stock cat...had it opened up a bit more)