Is aftermarket S-flow muffler any good?

[pwhyze]

Yeah, look for quiet straight flow is the best option I think. HKS Hi Power Silent, or FGK Legalis R...those are pretty silent I heard.

 

[aHLengChai]

must check on utube for the sound check.. hehe

 

[Civic Type R]

No manual bro.

Last time auto with straight flow. SUCKS. So I changed to stock s flow then okay.
Then later on I changed to manual tranny. So now it is manual with s flow. SUCKS AGAIN.

Lol.. Ic.. So now u shud go for straight flow lor.. S flow for autos and straight flow for manuals..