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Hi, Has anyone replaced their standard HP4 link pipe with the built in sports cat for a non cat version whilst keeping the existing end can and headers? If so was it a straight swap over or did the ECU need remapping etc? Appreciate some feed back on this issue. Many thanks.

Hi all, Just a quick line to introduce myself. Had my HP4 Carbon delivered on 27th March 2014, #4402. Was very lucky, only had to wait 3 weeks as a dealer called me to say one of their customers had cancelled their order right at the last minute, his loss my gain!!:applouse:. Looking forward...