I am not sure how they work or if they are actually Jacobs, but they are some noisy buggers. They hold very good, almost as much as an isx. And they are unique to me in the fact they sound like jack hammers pounding concrete under full load.
I only wish I could hear this engine operate with straight pipes.
The only only has 10,000 miles also.
2020 DD 15 Jake use comment.
Discussion in 'Freightliner Forum' started by Intothesunset, Jun 15, 2019.