Originally posted by 2000CivicSi
you have any dyno numbers of that thing>? How does it compare to the dc sports JDm??
There is not alot of info out there about this header, but on a stock GSR motor, an AN-R with the merge collector made 8 Hp more than the JDM ITR manifold with the 2.5 inch merge collector.

, just think what it will be making with a modified motor.
Originally posted by Sabotage
ohhh.....pretty! you need to hurry up and get that thing running Ryan!......oh, and resize those pics!
I told you the header was bad ass!!! But it will be running soon...