Changelog: V2.0 Updated for 1.43 Rebuilded sound Supported more trucks Included 3 stages jake brake Included new improved sound attenuation and exhaust distortion Included Engine icon in customize page Lot more improvements Feature: Cummins NTC Big Cam 240-400HP engines with straight pipe sound Extra detail enhance on engine sound like turbo, blow off, jake brake Custom sound attenuation for realistic sound fade off