NGK 2649 Diesel Glow Plug
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NGK 2649 Diesel Glow Plug

Brand NGK 2649
Material Type Metal type
Terminal Thread Size M4
System Voltage 12
Voltage 11.00
Terminal Type Threaded
Hex Size 10
Thread Diameter 0.315
Part Number Ye01
Stock Number 2649
Fits —

OE legacy. Built to original equipment standards for dependable performance.

Threaded terminal. M4 connection for a secure electrical interface.

Metal construction. Durable glow plug design for diesel ignition systems.

Cross-references Anchor 2649 and 16851-6551-2 for the same application. See all 2.

$33.51Free shipping
In stock · usually ships same day before 1pm CST
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Not what you need? See all Diesel Glow Plug options

NGK 2649 Diesel Glow Plug Overview

NGK Glow Plug 2649 is a diesel glow plug built with a metal-type construction and a threaded terminal design for dependable cold-start performance. With 12V system voltage and an 11.00V rating, this NGK glow plug is engineered for diesel engines that rely on precise preheating for easier ignition and smoother startup.

For drivers searching for an NGK glow plug 2649 replacement, this part is a direct-fit style option for diesel ignition service where OE-level dimensions matter. It is also a practical choice for diesel glow plug replacement searches tied to vehicle-specific maintenance on select make/model applications.

Key Features

  • Brand: NGK Glow Plug
  • Part number: 2649
  • Diesel glow plug for ignition system service
  • Metal-type construction
  • Threaded terminal type
  • Terminal thread size: M4
  • System voltage: 12V
  • Voltage rating: 11.00V
  • Hex size: 10 mm
  • Thread diameter: 0.315 in.
  • NGK part number reference: YE01

Product Details

NGK is known for OE-focused ignition components and broad coverage across automotive applications, and the NGK Glow Plug line reflects that background in diesel starting systems. Part 2649 is built for engines that use a threaded glow plug connection and a compact 10 mm hex for service access. If you are comparing diesel glow plug options for NGK 2649, this unit is specified with the dimensions and electrical ratings needed for accurate replacement selection.

This part cross-references Anchor 2649 for the same application.

What It Helps Address

  • Hard diesel starts in cold weather
  • Extended cranking before engine ignition
  • Rough startup behavior after overnight parking
  • Glow plug circuit service on diesel engines
  • Replacement of a worn or failed diesel glow plug

Installation Notes and Tips

Confirm the terminal thread size, thread diameter, hex size, and voltage rating before installation. Match NGK 2649 to the vehicle’s diesel engine specification and verify the original glow plug style, especially when searching for diesel glow plug replacement for select make/model applications. Use proper torque procedures and inspect the glow plug harness and connector condition during service.

Quality Assurance

NGK has a long OE supply history and manufactures ignition components for a wide range of automotive applications. That OE background supports consistent dimensional control and application-focused design for diesel glow plug service.

This part fits 0 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Anchor — 264916851-6551-2