Quote Originally Posted by 91parkave View Post
If you go ls1/6 intake with the rails you would then have a return port to go off of... or....you could use something like a msd dashhawk to take place of all your gauges or the plx obd2 gauges are pretty nice to.
Are the furl rails from ls1/6 compatible with ls4 intake

Sent from my DROID RAZR using Tapatalk 2