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NGK 4445 Spark Plug Wire Set
| Brand | NGK 4445 |
|---|---|
| Core Material | Mag (Var. Pitch) |
| Insulation Color | Blue |
| Insulation Material | Silicone |
| Insulation Outside Diameter | 5.00 |
| Noise Suppression Type | Yes |
| Part Number | RC-TX69 |
| Stock Number | 4445 |
| Universal Or Specific Fit | Specific |
| Product line | NGK Spark Plug Wire Set |
| Fits | Toyota · 6 vehicles |
OE standards. Manufactured for durability and operational performance.
Silicone insulation. Helps resist heat and wear for dependable ignition performance.
Noise suppression. Built to reduce electrical interference in the ignition system.
Cross-references AMS Automotive 4445, Anchor 9087 and Anchor 9324 for the same application. See all 19.
NGK Spark Plug Wire Set for Toyota MR2 and Celica
The NGK Spark Plug Wire Set, part number 4445, is a specific-fit ignition wire set for select Toyota applications. Built with blue silicone insulation and noise suppression, it is made for stable spark delivery and clean ignition performance in the vehicles listed below.
Key Features
- Specific-fit spark plug wire set for confirmed Toyota applications
- Blue silicone insulation for heat resistance and durability
- Mag (Var. Pitch) core material for ignition performance
- Noise suppression type included
- 5.00 mm insulation outside diameter
- NGK part number 4445 / stock number 4445
Product Details
NGK Spark Plug Wire Set 4445 is part of NGK’s ignition product line, which includes spark plugs, glow plugs, ignition coils, coil-on-plug boots, and wire sets. NGK draws on more than 80 years of automotive experience and OE-focused manufacturing to produce ignition components for domestic and import vehicles. This wire set is listed for 1992-1995 Toyota MR2 and 1992-1993 Toyota Celica applications, making it a direct-match replacement for those specific vehicles. This part cross-references DENSO Auto Parts 671-4154 for the same application.
Vehicle Fitment
- Fits 1993-1995 Toyota MR2, N/A
- Fits 1992-1993 Toyota Celica, N/A
- Fits 1992 Toyota MR2, N/A; from 01/1992
Common Issues This Part May Address
- Misfires caused by worn or damaged ignition wires
- Hard starting from weak spark transfer
- Rough idle related to deteriorated wire insulation
- Radio-frequency interference from aging ignition components
- Voltage loss across cracked or high-resistance wires
Installation Notes and Tips
Verify engine application and routing before installation, especially on 1992 Toyota MR2 models built from 01/1992. Match each wire to the correct cylinder and coil connection, and inspect related ignition components such as spark plugs and distributor parts before final assembly. Confirm the wire set part number 4445 against the vehicle’s ignition layout before installation.
Quality Assurance
NGK manufactures premium ignition products to OE-level durability and performance standards. The brand’s global OE experience and North American manufacturing and distribution support consistent replacement-part quality for Toyota MR2 and Celica ignition service.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1995 | Toyota | MR2 | 2.0L | L4 | N/A | NGK Spark Plug Wire Set |
| 1994 | Toyota | MR2 | 2.0L | L4 | N/A | NGK Spark Plug Wire Set |
| 1993 | Toyota | Celica | 2.0L | L4 | N/A | NGK Spark Plug Wire Set |
| 1993 | Toyota | MR2 | 2.0L | L4 | N/A | NGK Spark Plug Wire Set |
| 1992 | Toyota | Celica | 2.0L | L4 | N/A | NGK Spark Plug Wire Set |
| 1992 | Toyota | MR2 | 2.0L | L4 | N/A | From 01/1992; NGK Spark Plug Wire Set |
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