2024 Peterbilt 389 Mpg Comparison. The 2024 peterbilt 389 in the video above may look somewhat familiar to regular readers. More stars mean safer cars.
For classic truck connoisseurs, the. The 131 bbc long hood is the same as the 389 but a 121 bbc short hood option is available for daycabs, two inches shorter than a 389 daycab for better.