[razz9818]

i got a jdm type r muffler on my 98 rs w/4-1 dc and 2 1/2 piping sounds really good when its alittle worm but it crackles when i first get going am i getting better hp then stock and should i jus go for another muff.i like the muffler part not talking about the tip, i want one that looks like the RS-R one any input will b appreciated thank you and is rsr a good co