Description
NGK/GM spark plugs for a Insignia A VXR, Vectra C VXR Signum 2.8 V6T. These are the sTock plugs for a Insignia A VXR, Also fitted to the Vectra and Signum V6T engines as an upgrade. If these are being used on a remapped vehicle then we recommend gapping the plugs to 0.7mm prior to fitting. supplied as a set of 6
