Custom Exhaust, Gain Hp, Without The Loud Noise? Is It Possible

[24kgold400]

I have a 92 Ls400 and would like to go with a custom exhaust but dont want the loud noise would prefer smooth silent exhaust, but I still want to gain some hp.

 

[Anaema]

i imagine you could. do some research in the tech articles section of the site. you can reach it from the main page. i think there are some exhaust articles on there by Lex or others.

 

[mshawari1]

its possible ..