Cummins ISX Straight pipe sound
Cummins ISX Straight pipe sound ATS sound mod. Feature: -Cummins ISX12, ISX15, X15 370-650hp engines with straight pipe sound -Dynamic sound focus for more rumble exhaust sound -Custom soun attenuation for better and realistic sound fade off Version 4.0 Changelog: -Renamed cm870 and cm2250 to ISX and ISX15 and will be stock EGR and VGT … Read more