thats what i had was my hedman shorty header and MBRP exhaust and it didn't make it louder at all...
the gains are as much as u can expect from a shorty header while keeping the stock cat. I had my stock cat and my shorty header since like last may and my cat is still going strong until I recently installed the race header so
the gains are as much as u can expect from a shorty header while keeping the stock cat. I had my stock cat and my shorty header since like last may and my cat is still going strong until I recently installed the race header so
OFFICAL FC BABYSITTER