Updated Volvo D11 sound to keep in with latest update by Leen

Added Volvo D11 sound thanks to Leen.

Added Caterpillar 3408 by vsTerminus (only OTR ratings, marine and genset ratings are NOT included in this compilation

Added Caterpillar CX31 transmission by yours truly

Note : if you already have a truck with a D11 in your fleet, you MUST rebuy the engine to have the new sound for it.

Fixed issue with Detroit Diesel Engine sounds not working

Bugfix

Bugfixes

Added support for the International 9800

Added Detroit Diesel Series 60 engines for the International 9800(11 and 12 liters), Kenworth W900, W900B and T800 and the Peterbilt 389(12 and 14 liters)

Added Cummins M11, N14 and N14C for the International 9800 (Note that there is not many ratings for pratical purpose, will add more as I find more technical data)

Added CAT3406E to International 9800 (Again, only two ratings, will add more as I find more data)

note that there is also lots of change in the background, as such sounds may stop working or icons may stop showing up. If it's the case, please post a link to your gamelog so I can verify and correct any issues.

Adjusted horn sounds for both PACCAR and Volvo trucks for proper looping