KTR Y-Pipe clio 3RS

[skyzo]

hi all,
i m thinking of installing a Y pipe on my clio 3RS ... it's the precat delete tube.
is there any previous post on it's pros and cons?
if not,
what are the pros? the cons? will it kill the clio and make it slower if not mapped?
cheers

 

[skyzo]

anyone?