NGK 9165 Spark Plug Wire Set

Overview

NGK Spark Plug Wire Set 9165 is a specific-fit ignition wire set built for reliable spark delivery and noise suppression. It uses silicone insulation and a magnetic variable-pitch core to support stable ignition performance in demanding operating conditions.

Fits 1990-1995 Subaru Justy, N/A. Part number 9165 is also referenced as RC-FE43.

Key Features

• Silicone insulation for heat resistance and flexible routing.
• Noise suppression design helps reduce electrical interference.
• Magnetic variable-pitch core supports consistent spark transfer.
• Specific-fit construction for direct application matching.
• Blue insulation for easy visual identification during service.

Detailed Description

NGK 9165 is part of the NGK Spark Plug Wire Set line, a product family focused on ignition service parts for domestic and import vehicles. As an ignition specialist with long OE experience, NGK manufactures premium ignition components to meet OE standards for durability and operational performance. This wire set is engineered for the 1990-1995 Subaru Justy and is identified by part number 9165, with RC-FE43 as the listed reference number.

In service, this spark plug wire set helps maintain dependable voltage transfer from the ignition system to the spark plugs while limiting unwanted electrical noise. The silicone jacket and suppression-focused core construction are suited to routine replacement on the Subaru Justy when original wires are worn, cracked, or no longer delivering consistent spark.

What It Is Used For

• Restoring weak or inconsistent spark delivery.
• Reducing ignition-related radio or electrical noise.
• Replacing aged wires with cracked or heat-damaged insulation.
• Addressing misfire symptoms caused by deteriorated wire construction.
• Maintaining stable ignition performance during normal driving.

Installation Notes and Tips

Verify wire routing and cylinder order before removal, then transfer one lead at a time to avoid cross-connection. Inspect boots, terminals, and adjacent ignition components for wear before installation. Confirm the application by part number 9165 and RC-FE43 before service.

Quality Assurance

NGK backs this ignition product with its OE-focused manufacturing approach and long-standing experience in ignition components. The brand’s global OE legacy and quality control standards support consistent replacement part performance.