the sound changed a lot, lalo na when you floor the gas pedal, buong buo yung tunog, hindi tulad dati na parang payat yung tunog. hindi ko lang alam kung rinig sa labas, pero mukhang rinig lalo na at high rpm's. i tried to open the windows ng kaunti, and its loud.
as for speed gains, seems like the rpm goes up faster, siguro bumilis. and btw, what i can say is sulit naman yung money.
*gusto ko lang itanong sa mga gurus, pakitingnan nyo nga po yung pic, baka kasi may maling kabit or something. just making sure lang hehe. isa pa nga pala, ano po ba yung black tube na nakakabit from the engine papunta dun sa tube ng intake?