O.S. P3 Gold Turbo Glow Plug "Ultra Hot"
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The O.S. P3 Gold "Ultra Hot" Turbo Glow 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 the perfect complement for .18-.28 cu. in. turbo head off-road racing engines. The gleaming gold appearance makes these plugs really stand out, while commemorating O.S.’s 80th anniversary. Even more important, Speed P3 and P4 plugs boast many performance upgrades.
- Easier to tune
- More low-to-middle range power
- Quicker throttle response
- Faster acceleration
- Better mileage
- Crisper idling, with a difference you can hear
- Increased longevity
- Speed P3 ideal for ultra-hot applications; Speed P4 ideal for super-hot applications