seen two types of decat up pipe one solid pipe and one with a flexy in the middle wich one would u fit

 

the one off harvey from here

 

2nd harvey got one earlier this year very happy knows his stuff, is more expensive than the flexy but he will help all the way if you'r after an upgrade for wrx the sti's came standard with decat up pipe so if you know a friendly scrapy or cheap one on fleabay

 

whos harvey when hes at home guys

 

Search harvey and you will see got my uppipe and ported headers off him then had a map tweek got another 19 ft/lb torque

 

thanks guys found him and just pm him cheers

 

you wont go wrong very helpful