NGK
NGK Spark Plug Wire Set

NGK 8139 Spark Plug Wire Set

Brand NGK 8139
Core Material Mag (Var. Pitch)
Insulation Color Blue
Insulation Material Silicone
Insulation Outside Diameter 7.00
Noise Suppression Type Yes
Part Number RC-TX11
Stock Number 8139
Universal Or Specific Fit Specific
Product line NGK Spark Plug Wire Set
Fits Toyota · 2 vehicles

OE-standard quality. Built to meet original-equipment durability and performance expectations.

Silicone insulation. Helps resist heat and wear for dependable ignition performance.

Noise suppression. Helps reduce electrical interference for cleaner operation.

Cross-references Ansa 8139, AP Exhaust 700469 and DENSO Auto Parts 671-6173 for the same application. See all 12.

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Free returns within 60 days if it doesn't fit when fitment is verified.

NGK Spark Plug Wire Set for Toyota 4Runner and Pickup

Restore consistent ignition performance with this NGK spark plug wire set, part number 8139. Built with blue silicone insulation, noise suppression, and a mag core with variable pitch, it is a specific-fit replacement for select 1988 Toyota 4Runner and Toyota Pickup applications.

Key Features

  • Specific-fit NGK spark plug wire set for confirmed vehicle applications
  • Blue silicone insulation for durable high-heat resistance
  • Noise suppression type helps reduce ignition interference
  • Mag core with variable pitch for stable spark delivery
  • 7.00 mm insulation outside diameter
  • NGK part number 8139, also identified as RC-TX11

Product Details

NGK Spark Plug Wire Set 8139 is part of NGK’s ignition product line, which includes spark plugs, glow plugs, ignition coils, coil-on-plug boots, and wire sets. NGK applies extensive OE-focused ignition experience to replacement parts built for domestic and import vehicles. This wire set is listed for 1988 Toyota 4Runner and 1988 Toyota Pickup, making it a direct-match option for owners searching for a 1988 Toyota 4Runner spark plug wire set or a 1988 Toyota Pickup ignition wire replacement. This part cross-references DENSO Auto Parts 671-6173 for the same application.

Common Issues This Part May Address

  • Misfires caused by worn or damaged ignition wires
  • Rough idle from inconsistent spark delivery
  • Radio-frequency interference from aging ignition components
  • Hard starting related to deteriorated wire insulation
  • Voltage loss across cracked or heat-aged plug wires

Installation Notes and Tips

Verify wire routing before removal and replace one lead at a time when possible to preserve cylinder order. Inspect spark plugs, distributor cap, and related ignition components during service so the new wire set can perform as expected. Confirm the part number 8139 and the vehicle application before installation on 1988 Toyota 4Runner or 1988 Toyota Pickup models.

Quality Assurance

NGK manufactures premium ignition components to OE-level durability and operational standards, supported by global automotive engineering experience and broad vehicle coverage.

This part fits 2 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
1988Toyota4Runner3.0LV6N/ANGK Spark Plug Wire Set
1988ToyotaPickup3.0LV6N/ANGK Spark Plug Wire Set
Directly replaces or cross-references 12 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Ansa — 8139AP Exhaust — 700469DENSO Auto Parts — 671-6173Four Seasons — 55925NGK — 919935-6041175-5896763109199127637156006CH7637