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I have the prt's and want to know how much, if any, it will change the sound of my a4 car. I have picked up a set of shorties from an awsome forum member( mikejamesc5), and I'm not changing cats,..might do an x-pipe though! Any thoughts or experience on this?
It will make it a little louder (really the engine noise is louder due to the thin walls of the headers compared to the manifolds - but as long as you keep the stock CATS it really will not be THAT much louder
From: HOW FAST WAS I GOING OFFICER? Los Angeles Hating GM Dealership Service Dept.'s Since Sept. 2004
St. Jude Donor '04-'05-'06-'07
Hey Joe-
Congrats!
It will sound throatier. I don't know if you heard Steve's (Dirty Red) at R&R's but his sounds nice. He told me the headers made it sound better ... maybe shoot him a PM and ask. Good luck. I'd like to hear them after your done ... I've been looking at Kooks myself.