10-07-2009, 06:14 PM
|
#11
|
|
The stick man
Drives: 2004 GTO - C5 'vert - SRX
Join Date: Jul 2006
Location: In the new shop... working 24/7
Posts: 151
|
Quote:
Originally Posted by radz282003
Well, there's a post in this forum where a member gained something like 16 RWHP with the DTs, and about double the torque, or something like that. The GMPP shorties, combined with the GMPP AB combined for like 9 RWHP on top of a GMPP CAI and a tune. Personally, I have nothing except these tests that were posted here and in the publication. If you search, you can find that DT thread.
|
So for the cost of the shorty headers versus keeping the stock manifolds is not really justified. Sure appears that a better exhaust system and high flow cats be a better investment for power and emissions compliance. That fits right in with what the GTO market has seen.
__________________
PONY WARS
|
|
|