EVC THROTTLE CONTROLLER FOR HONDA LEA2 R16A R16B R18A1 R18Z1 R18Z4 R20A5 R20Z1 1.5L 1.6L 1.8L 2.0 I4Modern vehicles rely on 'fly by wire' throttle technology to measure pedal pressure & position to send signals to the engine's computer and convert it to acceleration. Many of these systems have a noticeable delay. EVC throttle controllers by iDrive (rebranded as Ultimate9) reduce this lag and improve response to make the acceleration feel more responsive. Key Features: Eliminates throttle lag. Increases throttle response. Improves overall