KnockLink G4 (G4KNL)

The Link ECU KnockLink G4 is a precision knock detection monitor designed to protect engines during tuning and performance development. This standalone unit picks up engine knock through an integrated sensor, translating detonation events into visual and audible warnings via progressive LED indicators and adjustable audio output. Ideal for workshop diagnostics or in-vehicle monitoring, the KnockLink G4 features sensitivity adjustment to suit different engine configurations and operating conditions. Its compact design allows flexible mounting, while the intuitive interface enables tuners to identify dangerous knock conditions before engine damage occurs. An essential tool for any serious tuning operation working across petrol performance applications.