/live/media/NG/NG_9581_Fro.jpg)
NGK 9581 Spark Plug Wire Set
| Brand | NGK 9581 |
|---|---|
| Insulation Color | Blue |
| Insulation Material | Silicone |
| Noise Suppression Type | Yes |
| Core Material | Mag (var. pitch) |
| Universal Or Specific Fit | Specific |
| Insulation Outside Diameter | 7.00 |
| Part Number | Rc-fe30 |
| Stock Number | 9581 |
| Product line | NGK Spark Plug Wire Set |
| Fits | Subaru · 5 vehicles |
Specific-fit design. Built for targeted ignition service and straightforward application matching.
Silicone insulation. Helps maintain wire integrity in demanding engine bay conditions.
Noise suppression. Magnetic variable-pitch core helps reduce electrical interference.
Cross-references Anchor 9581, AP Exhaust 700483 and Dorman - HELP 96554 for the same application. See all 17.
NGK Spark Plug Wire Set 9581
Built for specific-fit ignition service, this NGK spark plug wire set uses silicone insulation and a magnetic variable-pitch core to support stable spark delivery and noise suppression. It is a direct-fit replacement for select Subaru applications and carries NGK part number 9581.
Key Features
- Specific-fit spark plug wire set for targeted ignition service
- Silicone insulation for heat-resistant wire routing
- Magnetic variable-pitch core for noise suppression
- Blue insulation for easy visual identification
- NGK part number 9581 for ordering and reference
Detailed Description
NGK 9581 is a specific-fit spark plug wire set engineered for 1987-1991 Subaru Justy applications. The silicone jacket helps maintain insulation integrity in demanding engine bay conditions, while the Mag (Var. Pitch) core is used to reduce electrical interference in the ignition system. As part of the NGK Spark Plug Wire Set line, this component reflects NGK’s long-standing focus on OE-level ignition products and broad coverage for domestic and import vehicles. This part cross-references Dorman - HELP 96554 for the same application.
What It Is Used For
- Restoring spark transfer when old wires have cracked insulation
- Reducing misfire symptoms caused by worn ignition leads
- Addressing radio-frequency interference from deteriorated wire cores
- Replacing aging ignition wires with a specific-fit assembly
Installation Notes and Tips
Verify the vehicle application before installation and route each lead to match the original layout. Inspect spark plug boots, coil connections, and adjacent ignition components for wear before completing the job. Confirm the NGK 9581 part number against the existing application data before ordering.
Quality Assurance
NGK positions its ignition products to meet OE standards and manufactures them with a focus on durability and operational performance. The brand’s ignition expertise and global OE experience support consistent replacement quality for ignition service.
| Year | Make | Model | Liters | Cylinders | Notes |
|---|---|---|---|---|---|
| 1991 | Subaru | Justy | 1.2L | L3 | NGK Spark Plug Wire Set |
| 1990 | Subaru | Justy | 1.2L | L3 | NGK Spark Plug Wire Set |
| 1989 | Subaru | Justy | 1.2L | L3 | NGK Spark Plug Wire Set |
| 1988 | Subaru | Justy | 1.2L | L3 | NGK Spark Plug Wire Set |
| 1987 | Subaru | Justy | 1.2L | L3 | NGK Spark Plug Wire Set |
| No rows match your filter. | |||||