4 Pack NGK Iridium IX Spark Plugs 2002-2003 for Mazda Protege5 2.0L L4 ps

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!