li0nel;226535 said:seriously?? sigh.. but thank you though.. that just saved me 2k. lol how bout air intake? also not much difference huh

SILVER;226623 said:hey bro, yeah the both you mentioned are louder than the legal ones as terry said, and for air intake is also louder with GruppeM, but seriously don't expect to sound like the loud loud japanese cars..you'll be dissapointed, check with the guys who have done it and hear for yourself before you do anything or spend more money!