Contains: Intake manifold - multi-throttle valves - sensor adaptation parts - throttle control - air box - horns - filter electronic management - wiring - 4/2/1 exhaust manifold - Intermediate DTN Stage 2 kit for M13A engines = 120hp DTN Stage 2 kit for M15A engines = 130hp DTN Stage 2 kit for M16A engines = 150hp (supplement for electronic throttle management)