Description
Product Overview
The IVONNEY 12639701 diesel glow plug is engineered for heavy‑duty trucks equipped with GM 6.6L V8 Duramax engines. Constructed from premium copper, the 9G glow plug delivers rapid pre‑heating of the combustion chamber, facilitating quick starts in cold weather. Each plug measures M14x1.5 thread size and weighs just 11.2 ounces, fitting seamlessly into the cylinder head. The package includes eight meticulously inspected plugs, ensuring you have a complete set for full engine coverage.
![[Product front view showing all components]](https://www.heavenbuy.store/wp-content/uploads/2026/06/74259fde6bb74dbe8c28bc99fc322164.jpg)
Usage
These glow plugs are ideal for commercial trucks, fleet vehicles, and any diesel‑powered workhorse that demands dependable ignition. Whether you operate in frigid climates or need consistent performance on long hauls, the IVONNEY plugs provide the heat needed for smooth engine start‑up. They are compatible with 2006‑2016 Chevrolet Express 2500/3500, Silverado 2500 HD, and similar models, making them a versatile choice for a range of GM trucks.
Why Choose Us
IVONNEY combines rigorous quality control with advanced materials to exceed original equipment standards. Each plug undergoes a multi‑stage inspection to guarantee optimal conductivity and resistance to wear. Our copper core ensures superior heat transfer compared to standard alloy plugs, extending service intervals and reducing maintenance costs. Backed by a responsive customer support team, we stand behind every product with a satisfaction guarantee.
Key Features
- High‑conductivity copper core for faster engine warm‑up
- 9G design meets or exceeds OEM performance specifications
- Durable construction resists corrosion and wear in harsh conditions
- Precise M14x1.5 thread fit ensures easy installation
- Professional after‑sales support and warranty for peace of mind
FAQ
What engines are compatible with this glow plug?
The IVONNEY 12639701 plug fits GM 6.6L V8 Duramax engines found in 2006‑2016 Chevrolet Express, Silverado 2500 HD, and similar models.
How many plugs are included in the package?
Each box contains eight glow plugs, providing a full set for a typical V8 engine.
Do I need special tools to install these plugs?
Standard diesel glow plug removal and installation tools are sufficient. We recommend professional installation to ensure proper torque and avoid damage.
What makes the copper material superior?
Copper offers higher thermal conductivity than alloy alternatives, delivering quicker pre‑heat and more reliable cold starts.
Is there a warranty?
Yes, IVONNEY provides a limited warranty covering manufacturing defects for a specified period after purchase.





Aain Mechanic Seat Black Steel Roller Stool
Glow Plug KPALAG Steel Alloy 3PCS Replacement
Reviews
There are no reviews yet.