I guess if you want a swoosh sound, but for a really distinct sound go HKSsrpowered240sx wrote:turbo xs. end of story.
the turbo xs RFL is just that Really Fvcking Loud. its just a loud dump sound. like the air brake swoosh of big rigs.rb26iwish wrote:what does that one sound like ?
s13_maJiK wrote:
I guess if you want a swoosh sound, but for a really distinct sound go HKS
Agreeredtop91 wrote:The best sounding one is the one you can't hear.
I love my biltz ss! Not loud! A low mellow sound. Some times I dont even here it!redtop91 wrote:The best sounding one is the one you can't hear.