View Single Post
Old 01-16-2012, 09:03 AM   #22
mpyle007
 
mpyle007's Avatar
 
Drives: 2011 Camaro 2SS L99
Join Date: Jun 2011
Location: Texas
Posts: 301
Quote:
Originally Posted by MarylandSpeed View Post
I never have understood why people pay extra for the 3" systems. The 3" Magnaflow for instance necks down to 2.5" in the front to connect to the factory barrel clamp. Additionally..maybe not with Magnaflow as much, but other systems, the 3"s ones almost always drone more because they do not pressurize the exhaust gas as much. The exhaust gas not being pressurized creates more resonance. I am making 650 rwhp and still have room to grow through 1 3/4" stepped to 1 7/8" Kooks, and a 2.5" Borla Stinger.

So you still get drone even after a tune? I had my AFM turned off because this is what I thought caused the drone?
__________________
2011 Camaro 2SS L99 A6
Rotofab CAI w/ race scoop
TSP Long tube headers w/ high flow cats and full x-pipe
GMPP axle back exhaust system
Custom Dyno tune by ARD (Advanced Racing Dynamics)
BMR 1.4" Springs all four corners

"There is no replacement for displacement"
mpyle007 is offline   Reply With Quote