Denso's standard plugs have always offered a patented U-groove ground electrode producing for a larger, hotter spark. Copper core for better thermal conductivity. Machine rolled threads to reduce cross-threading and seizing . The plug insulator is constructed of purified alumina powder for extreme stress with 5 ribs to prevent flashover.
Denso 5031 T20EP-U Traditional Spark Plug Pack of 1
Was:
$60.48
Now:
$30.24
- SKU:
- U1575
- UPC:
- 042511050310
- Condition:
- New
- Availability:
- Free Shipping from the USA. Estimated 2-4 days delivery.