GReddy Racing Plug Iridium Tune
- A racing plug suitable for engines from stock to high-level tuning.
- The electrode uses a 0.6mm ultra-fine center electrode with high performance and excellent durability. By using an iridium alloy with a high melting point, it maintains powerful ignition even at low voltages, realizing high response and power.
- It uses iridium alloy, a high melting point material, and adopts a 0.6mm ultra-fine center electrode with high performance and excellent durability. The outer electrode uses nickel and has a projecting type shape.
- High output can be expected across the entire range for NA engines, and it’s recommended for those who prioritize mid-to-low speed torque in turbocharged vehicles.
- JIS and ISO types are available in heat ranges 7 and 8, L type in heat range 8, and B type in heat range 8.
| Type | No. | CODE | Price (Tax Included) | Base Price (Excluding Tax) | NGK No. | Plug Body Engraving No. | Remarks |
|---|---|---|---|---|---|---|---|
| JIS | IT 07 | 13000067 | ¥3,410 | ¥3,100 | T7341T-7 | T7341-7 | |
| IT 08 | 13000068 | ¥3,410 | ¥3,100 | T7341T-8 | T7341-8 | ||
| ISO | IT 07 ISO | 13000077 | ¥3,410 | ¥3,100 | T7340T-7 | T7340-7 | |
| IT 08 ISO | 13000078 | ¥3,410 | ¥3,100 | T7340T-8 | T7340-8 | ||
| L | IT 08L | 13000168 | ¥3,575 | ¥3,250 | T40078T-8 | T40078-8 | Long Reach |
| B | IT 08B | 13000178 | ¥3,410 | ¥3,100 | T40186T-8 | T40186-8 |
Lancer, Classic Cars, etc. * Available while stocks last. |
| LK | IT 08LK | 13000188 | ¥3,575 | ¥3,250 | T20548T-8 | T20548-8 | Suzuki Kei Cars, etc. |
Old Package Design 
