Originally Posted by chuxdelux
Point taken, but it seems that there was a nice increase in power on IND's silver ghost build after the headers were bolted on. I understand everyones thoughts about these header, just wanted to see if more people were running them. The hp/$ isn't enough to justify buying them over other mods.
The increase in power could very well be from the new tune.
Larger primaries usually always require the motor to be tuned. If Motorsport24 is using the same primary tube diameter as BMW M, then these headers have no purpose at all. These would be paired greatly with a higher displaced motor.