? .... New member Jan 9, 2011 #1 on average how many hp will these mods add to a 1999 vw passat 1.8t: those performance spark plug thinggys cold air intake stage 3 chipped and full exhaust
on average how many hp will these mods add to a 1999 vw passat 1.8t: those performance spark plug thinggys cold air intake stage 3 chipped and full exhaust
