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Denso 671-4137 Spark Plug Wire Set
| Brand | Denso 671-4137 |
|---|---|
| Distributor Coil End Terminal Type | Male |
| Insulation Outside Diameter | 5.00 |
| Spark Plug Boot Material | Silicone |
| Spark Plug End Boot Degree | 180 |
| Spark Plug End Boot Quantity Straight | 4 |
| Spark Plug End Terminal Type | FEMALE |
| Product line | 5mm |
| Fits | Toyota · 6 vehicles |
OE-style replacement. Matches factory form, fit, color, and performance.
Silicone insulation. Helps resist heat and maintain reliable spark delivery.
5mm wire design. Compact diameter supports a clean, organized engine bay.
Cross-references ACDelco 944J, Airtex 2X1659 and Autolite 96558 for the same application. See all 19.
Denso 671-4137 Spark Plug Wire Set
Denso 671-4137 is a spark plug wire set built to match factory-installed form, fit, color, and performance. It is a direct OE-style ignition wire replacement for 1993-1995 Toyota 4Runner and 1993-1995 Toyota Pickup applications with 5mm wire diameter.
Key Features
- Silicone spark plug boot material for heat resistance and flexibility
- 5.00 mm insulation outside diameter
- 180-degree spark plug end boot design
- Female spark plug end terminal type
- Male distributor coil end terminal type
- Built to meet or exceed OE/OES standards
Product Details
The Denso 5mm line focuses on OE-style ignition wire construction for consistent electrical transfer and dependable engine operation. Part number 671-4137 follows the original equipment layout for the listed Toyota applications, making it a practical choice when replacing worn ignition wires on a Toyota 4Runner or Toyota Pickup. This part cross-references NGK (e.g., EUC050, TX59) for the same application.
Compatible With 1993-1995 Toyota 4Runner and 1993-1995 Toyota Pickup, this spark plug wire set is designed around the factory-style routing and terminal configuration used on those vehicles. The silicone boot material and 5mm insulation support stable ignition performance in demanding underhood conditions.
Common Problems This Part Can Address
- Misfires caused by aged or damaged ignition wires
- Hard starting related to weak spark delivery
- Rough idle from inconsistent ignition transfer
- Engine hesitation under acceleration
- Visible cracking, wear, or heat damage on existing plug wires
Installation Notes and Tips
Verify engine application and terminal style before installation. Route each wire to match the original layout on the vehicle, and inspect spark plugs, distributor cap, and coil connections at the same time to avoid repeat ignition issues. For fitment reference, this part fits 1993-1995 Toyota 4Runner, N/A, and 1993-1995 Toyota Pickup, N/A.
Quality Assurance
Denso First Time Fit ignition wire sets are engineered to match OE specifications for form, fit, color, and performance. The construction is designed to meet or exceed OE/OES standards for the listed applications.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1995 | Toyota | 4Runner | N/A | 5mm |
| 1995 | Toyota | Pickup | N/A | 5mm |
| 1994 | Toyota | 4Runner | N/A | 5mm |
| 1994 | Toyota | Pickup | N/A | 5mm |
| 1993 | Toyota | 4Runner | N/A | 5mm |
| 1993 | Toyota | Pickup | N/A | 5mm |
| No rows match your filter. | ||||