Bosch Platinum Ir Fusion 4515 Spark Plug
Part No.: 4515
Platinum Ir Fusion features a patented, fused iridium and platinum center electrode, combined with exclusive surface air gap firing technology to produce a longer, more powerful spark. Its four yttrium-enhanced ground electrode design outperforms OE iridium plugs by significantly reducing gap wear.
Auto Part #: 4515- 4515
Part No.: 4515
Platinum Ir Fusion features a patented, fused iridium and platinum center electrode, combined with exclusive surface air gap firing technology to produce a longer, more powerful spark. Its four yttrium-enhanced ground electrode design outperforms OE iridium plugs by significantly reducing gap wear.
Auto Part #: 4515- 4515

