Denso 4507 Platinum TT Spark Plug PQ16TT *Single*13356F3S_O6
- Sold as a single plug
- Twin-tip technology with 11 mm platinum center electrode and 11 mm titanium enhanced ground electrode
- Improve fuel economy, better acceleration and faster starts than all other single platinum plugs
- Purified alumina powder insulator provides exceptional dielectric strength and thermal conductivity, allowing the material to stand up to extreme stress
**Attention outer box may contain wear from shipping and storage - contents unaffected.
Orders are shipped same day Monday-Friday before 4pm ET. Orders placed afterwards will be shipped the following business day. *excludes all USPS holidays **does not apply to ThorWoods handmade products, processing time located within the description ***does not apply to orders shipped LTL Freight, handling time may vary