2004XLR
Active Member
went to the dyno yesterday the car made 310HP and 308TQ I have an 04 with a magnaflow exhaust and volant CAI 

Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
went to the dyno yesterday the car made 310HP and 308TQ I have an 04 with a magnaflow exhaust and volant CAI![]()
I was thinking around the 290 mark but 2 pulls back to back first pull was 308hp second pull 310 I didn`t tune it just put on CAI and the cat back but didn`t go to the dyno until after the changes.