Peugeot 306 GTI-6 Custom Lead Kit 8.5mm. Spoox Motorsport Peugeot 306 GTI-6 Custom Magnecor Ignition Lead Kit. Primarily designed for racing engines using racing ignitions, turbocharging and supercharging. Entire jacket made from aerospace extreme heat-resistant silicone rubber. Exclusive Magnecor 2.5mm Metallic Inductance Suppressed Conductor will suppress EMI indefinitely, allowing this cable to be used on road vehicles with any ignition and LPG gas conversions. Can be fitted into most original lead holders. This set has custom made boots to fit perfectly onto the GTI-6 ...