AzNTL

my engine is a little louder than when i 1st got it. what could be the problem wit it?

SL1200MK4

Are you sure it's the engine? Maybe it's the AC compressor.

Or perhaps you have leak somewhere in the exthust. So your exthust will sound louder. But your car will go slower becuase you lost back pressure & torque..

songoku

Maybe that's fan...