Seven Nation Army Horn MOD for Euro Truck Simulator 2 (1.43.x) This mod includes horn sounds created from the inspiration of Seven Nation Army Song by White Stripes. Works with Euro Truck Simulator 2 Version 1.43.x To activate this mod, go to the service station and add the respective air horn addon to the roof grill. ADDONS INCLUDED: 1. SEVEN NATION ARMY HORN 1 2. SEVEN NATION ARMY HORN 2 3. SEVEN NATION ARMY HORN 3 These horn addons are compatible with any SCS trucks and mod trucks that employ SCS Horn addons.