[Hot Item] High Quality and Factory Direct Spark Plugs Silzk7rb11 9723

1. Multi-ribs of insulator eliminate flashover.
2. The insulation is made of 95% pure alumina, which is highly resistant to heat shock. It also has great mechanical and electric features and is super-insulating.
3. Nickel-plated housing prevents oxidation and corrosion, and heat-crimping ensures an absolute gas-tight fit.
4. Inner sealing with conductivity glass ensures fine conductivity and sealing.
5. Multi-layer gaskets are elastically strong and reliable in sealing.
6. Copper core electrode prevents oxidation and corrosion, has good electric and heat conductivity, and prolongs spark plug service life.
7. Iridium center electrode delivers maximum life.
8. Fine-wire center electrode for greater excitability.
9. V-trimmed ground electrode promotes sharper spark focus.
10.4X Longer Service Life: Compared to standard copper spark plugs.
11 . Unique design to guarantee the best possible performance.
12. Original size installation: In strict accordance with the original car's standard processing size easy to install.
13. Precious metal materials: Strong ignition and stable performance.
14. Strict quality: Multi-pass factory ignition test to ensure that each product is qualified.