Link ECU G4 G4+ ECU Toyota Nissan Subaru Knock Block For Early Knock Detection
 
 
The G4+ KnockBlock is a essential tool for tuning and can aid in the early detection of incorrect ignition timing, lean air/fuel mixtures and mechanical issues.
 
 
Features:
 
 
	
	
Listen to one or two knock sensors
	
	
	
Special filtering design improves signal to noise ratio
	
	
	
Can be used with ear buds, ear phones and noise cancelling ear muffs
	
	
	
Long life lithium rechargeable battery
	
	
	
Rugged CNC aluminium enclosure
	
	
	
Flying lead headphones connector
	
	
	
Can be used with all OEM knock sensors
	
	
	
Can be used to interface directly to a laptop for recording of engine noise or knock sensor frequency analysis (using PCLink G4+)