do mufflers effect horsepower?

[Rickabod]

if i run without mufflers, will it effect the horsepower of my car?

 

[SHOspazz92]

if they do its VERY Minimal...but...im sure it sounds like crap...to each there own tho...

 

[Shoaz]

Not much effect unless they're old and clogged, then they cause a problem. Removing a good muffler won't do much of anything for you other than make it loud and annoying.

 

[Porkchop]

snowmobile anyone ...

BAAAAAAAAAAAAAAAAA DING DING DING DING ... BAAAAAAAAAA BAAAAAAAAAAAAAAAAAA DIIIIIIIIIIIIIIIIIIIIIIIIIIIIIING DING DING DING

 

[Ishodu]

Sounds more like over sized chain saw.