Turbo Special Off-Road Glow Plug. This special glow plug makes the engine tuning easier, improves idling stability and gives a cleaner bottom end throttle response. The plug is produced with the highest ...

Plug glow plugs have always been tough enough to take the heat — and Speed P3 and P4 Gold Turbo Plugs with 24K gold plating take O.S. innovation to new levels! They’re ...