Quote:
Originally Posted by rx3
Have you considered installing a catted P&L or a catted FA20club header?
If one were to install one of these headers, is there a need to have the car retuned? Will there be a tuning update for headers? And would it be save at all to leave to the tune as is?
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Yes, its best to send John some logs after installing them. He may be able to further tweak the cam timing with the header installed to help improve in the torque dip area.