

Specifications
- Brand
- NGK
- Part #
- 6664
- UPC
- 87295166642

NGK Iridium IX Spark Plug Box of 4 (BR7EIX)
Case of 4
Sold as a complete case
Per Unit
$9.03
Case Total
$36.10
$36.10
for case of 4NGK Iridium IX Spark Plug Box of 4 (BR7EIX). Features a fine iridium tip for durable, consistent spark and improved performance.
Key Features
- Fits a wide range of vehicles including Honda Accord, KTM 250 XC-W, and Kawasaki KZ400 models.
- Features a fine iridium center electrode for improved durability and consistent spark.
- Tapered cut ground electrode aids in improved starting, idling, and throttle response.
- Trivalent metal plating offers superior corrosion resistance and anti-seizing properties.
- Iridium alloy's high melting point is ideal for high-temperature engines.
- Provides outstanding acceleration, high fuel efficiency, and durability.
Product Details
The fine iridium center electrode in these NGK Iridium IX spark plugs is six times harder than platinum, offering exceptional durability and a consistent spark. This advanced material choice means you get improved starting, smoother idling, and better throttle response across a wide range of vehicles, from classic Porsches to modern KTM motorcycles. The iridium alloy's high melting point is well-suited for today's hotter-running engines, helping to deliver better acceleration and fuel efficiency.
NGK treats these plugs with a trivalent metal plating, which helps prevent corrosion and makes them easier to remove down the road. The tapered cut ground electrode is another detail that contributes to easier starts and a more stable idle. These plugs are a solid option for anyone looking to upgrade from standard nickel alloy plugs, especially in modified or high-performance applications where consistent ignition is key.
Specifications
- Brand
- NGK
- Manufacturer Part #
- 6664
- UPC
- 87295166642
Frequently Asked Questions
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NGK Iridium IX Spark Plug Box of 4 (BR7EIX)
