dump valves 04wrx sti type uk
 

sry lads ive ben away for a wile as i sold the scoob but ive just bought another 1 shes an 04 wrx sti type uk ive fitted a baileys dump valve wich required me to block off 1 of the pipes but it aint very loud was wondering wat would b the best to buy i want it as loud as possible lol :norty: