TRM

OMG! you read my mind!

LCP

No kidding.

Hal_TT::CBP

Easily, but look at all that room under there! Dual 3" all the way back possible.

Audis or VWs 4Life

Bet you can't take this to Meineke!

Brian@P.O.G.

<center><img src="http://pictureposter.audiworld.com/7675/dsc00180.jpg"></center><p>
250 WHP stock
249 ft/lbs whp
This was with exhaust actuators connected

254 WHP Stock
With actuators disconnected

Will post runs plots after we run it with the new exhaust etc.......

KOpork

That's a lot of loss don't you think from 340 down to 250

Rob O

Taken by an AZ Audi club memeber (SparkyS4) several months ago when a couple S4s and RS6s where at the local dealer (which test mules and press cars are often).

Any differences?

<img src="http://www.azaudi.org/albums/SparkyS4/aam.jpg">

And Brian's shot for comparison
<img src="http://pictureposter.audiworld.com/7675/dsc00188.jpg">

RKA

I'm going to guess that tuners will sell quad pipe exhausts with a new rear valence.

SmokinS4™

What octane was that with? 93/94?

Hal_TT::CBP

Don't know if 25% is accurate though. Others are more qualified to discuss this here than I.