800 suzuki hatch extractors worth it or not ?

[playford]

Hi i am thinking about putting extractors and complete systerm right through on my 800 hatch has any body know any one who has done this? much power increase on stock motor

[Brayden]

You'll probably notice a 'seat of the pants' performance improvement, but that will mostly be deception caused by the sound rather than an actual power increase. A really well built system might give you a 5% gain, which amounts to about 1.5kw

[playford]

Thanks for reply might just get it breayhing a bit better that will help a little bit