OBX Headers?

[Schrade]

Originally Posted by efnfast

Had a Mark H chip, sent it back to be modified for exhaust work. Recently dyno'd again at 397 RWHP.

Ok - this is interesting here...

I don't remember if I told him that I was doing new pipes.

Do I need to send it back to him? Anyone know if he keep logs of chip-work / chip ID's?