KnockBlock G4+ – #KNB


The G4+ KnockBlock is an essential tool for tuning and can aid in the early detection of incorrect ignition timing, lean air/fuel mixtures and mechanical issues. It is used it with ear buds, headphones or noise cancelling ear muffs and features special filtering to allow you to listen in and detect knock early.

All prices are exclusive of Irish VAT.  VAT is charged at 23% where applicable.