This mod is Open pipe sound mod for Scania R & S Series V8 engines Feature: – Open pipe sound recorded from Scania S520 V8 named “Philip Judge” – 2 tones exhaust system (can change by turn on/off exhaust sound) – Realistic sound distance, interior and exterior sound volume – Auto engage exhaust brake when shift up (rpm range: 1000-1500rpm) – Realistic retarder, air brake, air gear sound Slav Jerry, Kriechbaum, Mister Power