anyone remapped and subsequently fitted decat headers?

[xantamisch]

and if so, any / much difference?

thanks

 

[DING-DONG]

I suggest you use the search option in the wasser section, there's quite a few that have done exactly what your asking.

 

[xantamisch]

wasser ??

 

[Nutty]

http://www.ukgser.com/forums/forumdisplay.php/506-1200-GS-Watercooled