Engine and Drivetrain
Doesn't matter if I'm in 4th or 5th (No, I haven't tried 3rd at 60, yet, but maybe I SHOULD!), but more load requested = louder whine. To give you an idea, the stock stereo goes to 38. At 35 w/. crappy 80's music (yes, there are SOME horrible songs), it is still audible.
Taking it back to...