OE Quality
60-Day Returns

NGK 6405 Spark Plug Wire Set
NGK Spark Plug Wire Set for Toyota Van
NGK Spark Plug Wire Set 6405 is a specific-fit ignition wire set for 1984-1989 Toyota Van applications. Built with blue silicone insulation and a noise-suppression design, it supports stable spark delivery while helping maintain clean ignition performance.
Key Features
- Specific-fit spark plug wire set for confirmed Toyota Van applications
- Blue silicone insulation for heat resistance and durability
- Mag (variable pitch) core material for ignition signal control
- Noise suppression design to reduce electrical interference
- 7.00 mm insulation outside diameter
- NGK part number 6405 / RC-TX05A
Product Details
NGK Spark Plug Wire Set 6405 is part of NGK’s ignition wire and related components line, built for drivers who need an OE-style replacement for older Toyota Van ignition systems. NGK draws on decades of ignition engineering and global OE experience to produce replacement parts that meet demanding durability and performance expectations. This wire set is a direct-fit solution for 1984-1989 Toyota Van models and is identified by part number 6405.
This part cross-references Bosch 7446 and DENSO Auto Parts 671-4149 for the same application.
What It Helps Address
- Misfires caused by worn or damaged plug wires
- Hard starting related to weak spark transfer
- Rough idle from inconsistent ignition delivery
- Radio-frequency interference in the ignition system
- Voltage leakage from aging insulation
Installation Notes and Tips
Verify the wire routing and cylinder order against the vehicle’s original layout before installation. Inspect distributor cap, rotor, and spark plugs at the same time to avoid carrying old ignition faults into the new setup. Confirm the fitment for 1984-1989 Toyota Van before ordering, and match the wire set to the vehicle’s ignition configuration.
Quality Assurance
NGK manufactures ignition components to OE-level durability and operational standards, supported by its long-standing focus on ignition systems for domestic and import vehicles. Part number 6405 is built as a specific-fit replacement for confirmed Toyota Van applications.
| Brand | NGK |
|---|---|
| Part Number | 6405 |
| Position | NGK Spark Plug Wire Set |
| Core Material | Mag (Var. Pitch) |
| Insulation Color | Blue |
| Insulation Material | Silicone |
| Insulation Outside Diameter | 7.00 |
| Noise Suppression Type | Yes |
| Part Number | RC-TX05A |
| Stock Number | 6405 |
| Universal Or Specific Fit | Specific |
This part fits 6 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1989 | Toyota | Van | 2.2L | L4 | N/A | NGK Spark Plug Wire Set |
| 1988 | Toyota | Van | 2.2L | L4 | N/A | NGK Spark Plug Wire Set |
| 1987 | Toyota | Van | 2.2L | L4 | N/A | NGK Spark Plug Wire Set |
| 1986 | Toyota | Van | 2.2L | L4 | N/A | NGK Spark Plug Wire Set |
| 1985 | Toyota | Van | 2.0L | L4 | N/A | NGK Spark Plug Wire Set |
| 1984 | Toyota | Van | 2.0L | L4 | N/A | NGK Spark Plug Wire Set |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.