The exhaust note is fairly
loud at higher rpm.
Not exact matches
To
loud normal driving (
at long distance terrible annoying), to soft
at high rpm.
After seeing it dip from.22 to.01, I worried that it wasn't charging correctly and rode
at higher RPM - 7k
RPM or so as opposed to 3 - 6k
RPM (the bike is
LOUD).
The smaller clicking sound gets much
louder as the
RPMs go
higher, and
at idle the car drops
RPMs to around 500 and shoots quickly back up to 1000.
Peak power comes
high up on the tach,
at 6,000
rpm, and it seemed to be hunting for that sweet,
loud spot.
The G37s VQ37VHR engine has been touted by car magazines and reviewers as an improvement over the VQ35HR engine mostly adding much more refinement and smoother engine operation, especially
at high rpm where the VQ35HR engine was frequently criticized for NVH and sounding strained, harsh and
loud.
It is very quiet from inside the cabin around the down
at city driving speeds as the revs are kept very low thanks to the
high torque — you only notice a
loud diesel engine noise
at higher RPMs nearer to the redline.