Gives very powerful engines and percisly tuned transmissions to all base trucks + the following modded trucks.
– Jon Ruda – 362
– Jon Ruda – W900
– Jon Ruda – 379/389 Glider
– Jon Ruda – 579
– Jon Ruda – Freight XL
– Jon Ruda – Cascadia 125 (freight shaker)
– KS – K220
– KS – 49x
– KS – 9900i
– KS – 579
– Harven – W990
– Harven – The General
– Harven – International HX520h
– Bormann’s Performance Mack Titan
– Bormann’s Mack Pinnacle Granite
– GTM T610
– 850 Modding Kenworth LW
– Superliner (Old school mack)
– Rezbilt 389
– RezWorth w900
– Mack R by Harven
– W990C Sinister by Heavy Haulin Customz
