They wont know what they cannot see. Why not plumb your BOV back into the manifold and be stealth? Heck at 5psi you really dont need a BOV. Or are you going for "conspicious"?Mean TT said:2. Young people saying things like, "Wow dude its got a turbo!!"
3. The additional look when there is a blow off noise in addition to a red Elise going by.