FS22 Cummins ISM Sound Mod v1.0.0.0

To install put the files in the correct folder and replace all motor lines with the following, putting in the engine variant you want obviously: 

<motor template="engineLarge" file="sounds/cumminsISM_XXXXX_loop.gls" volumeScale="2.2" linkNodeOffset="0 2 2.0"/>

<motor template="indoorCabinRumble" />

<retarder file="sounds/turbo_loop.gls" linkNode="0>" innerRadius="23.0" outerRadius="90.0"  pitchScale="1">>

<volume indoor="0.15" outdoor="0.3" >

</volume>

<loopSynthesisRpm>

<modifier type="MOTOR_LOAD" value="-0.00" modifiedValue="0.0" />

<modifier type="MOTOR_LOAD" value="0.00" modifiedValue="0.0" />

<modifier type="MOTOR_LOAD" value="0.25" modifiedValue="0.1" />

<modifier type="MOTOR_LOAD" value="0.70" modifiedValue="0.25" />

<modifier type="MOTOR_LOAD" value="1.00" modifiedValue="0.65" />

<modifier type="MOTOR_RPM_REAL" value="500" modifiedValue="0.50" />

<modifier type="MOTOR_RPM_REAL" value="1000" modifiedValue="1.0" />

</loopSynthesisRpm>

<lowpassGain indoor="0.7" outdoor="1"/>

</retarder>