Home / 6 Pack NGK Iridium IX Spark Plugs 2001-2006 for Kia Optima 2.5L 2.7L V6
6 Pack NGK Iridium IX Spark Plugs 2001-2006 for Kia Optima 2.5L 2.7L V6
$91.77
Free shipping on all orders.
Qty In Stock: 20
The NGK 5464 Iridium IX Spark Plug (BKR5EIX-11) is designed for high-performance ignition, long life, and enhanced fuel efficiency in modern engines. Featuring an ultra-fine iridium center electrode and tapered ground electrode, it provides superior ignitability, reduced misfires, and consistent combustion under demanding conditions.
Features & Benefits:
🔧 Iridium tip offers exceptional durability and spark stability
🔧 Fine-wire design improves throttle response and fuel burn
🔧 Tapered ground electrode minimizes quenching for better ignition
🔧 Pre-gapped at 1.1mm for easy, OE-style installation
Specifications:
Brand & Part Number: NGK 5464 (BKR5EIX-11)
Material: Iridium
Thread Size: 14mm
Reach: 19mm (0.75 in)
Hex Size: 5/8 in (16mm)
Heat Range: 5
Seat Type: Gasket
Resistor: Yes
Gap: 1.1mm (0.043 in)
Choose NGK BKR5EIX-11 Iridium IX for dependable ignition, improved engine efficiency, and long-lasting performance—order today!
Shipping Info
Free shipping on every US order. In-stock parts typically ship within 1 business day from Texas.
Returns
30-day returns on unused parts in original packaging. Wrong or defective items are replaced or refunded. See the return policy.
How do I confirm this part fits?
Match the brand and part number to your vehicle, or use the Parts Finder on the homepage. Contact us before ordering if you are unsure.
Are these parts new?
Yes. TXN Supply Co sells new parts from trusted OEM-quality brands — not remanufactured cores.
How fast will my order ship?
In-stock orders ship within 1 business day. Delivery time depends on your ZIP; most US addresses arrive in 2–5 business days.
What is your return policy?
Unused items can be returned within 30 days in original packaging. Customer-initiated returns may include a restocking fee and return shipping.
