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GM / ACDelco  |  SKU: 19256465 / 217-3438

GM 19256465 Fuel Injector Seal O-Ring Kit 2011–2016 Silverado Sierra LML Duramax

$37.19


Product Care information

At BackWoods Diesel, we ensure all parts are stored in a clean, dry, and temperature-controlled environment to prevent damage. Our team inspects each part for quality and maintains them according to manufacturer guidelines before shipping.

Delivery and Shipping

At BackWoods Diesel, we prioritize fast and reliable shipping. All orders are carefully packed and dispatched promptly to ensure your parts arrive safely and on time, so you can keep your projects running smoothly without delay.

We deliver top-quality parts with fast, reliable shipping so you can keep your diesel projects moving without missing a beat!

Description

Keep your Duramax running leak-free with this Genuine GM 19256465 / 217-3438 Fuel Injector Seal O-Ring Kit, designed specifically for 2011–2016 Silverado and Sierra HD trucks equipped with the 6.6L LML Duramax diesel engine.

This OEM kit includes all the correct seals and copper washers to reseal four (4) injectors — you’ll need two kits for a complete engine service. Perfect for injector replacements or head gasket jobs, these are the same high-quality components installed on your truck from the factory.

Features & Benefits:
- Genuine OEM GM quality and fitment
- Designed to reseal 4 injectors (2 kits needed per engine)
- Prevents fuel leaks and compression loss
- Ideal for injector or head gasket replacement
- Meets GM durability and performance standards

Specifications:
Brand: GM Genuine / ACDelco
Part Numbers: 19256465 / 217-3438
UPC: 707773658857
Quantity: Kit (seals 4 injectors)

Vehicle Fitment:
2011–2016 Chevrolet Silverado 2500HD / 3500HD (6.6L LML Duramax Diesel)
2011–2016 GMC Sierra 2500HD / 3500HD (6.6L LML Duramax Diesel)

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GM / ACDelco

GM 19256465 Fuel Injector Seal O-Ring Kit 2011–2016 Silverado Sierra LML Duramax

$37.19

Keep your Duramax running leak-free with this Genuine GM 19256465 / 217-3438 Fuel Injector Seal O-Ring Kit, designed specifically for 2011–2016 Silverado and Sierra HD trucks equipped with the 6.6L LML Duramax diesel engine.

This OEM kit includes all the correct seals and copper washers to reseal four (4) injectors — you’ll need two kits for a complete engine service. Perfect for injector replacements or head gasket jobs, these are the same high-quality components installed on your truck from the factory.

Features & Benefits:
- Genuine OEM GM quality and fitment
- Designed to reseal 4 injectors (2 kits needed per engine)
- Prevents fuel leaks and compression loss
- Ideal for injector or head gasket replacement
- Meets GM durability and performance standards

Specifications:
Brand: GM Genuine / ACDelco
Part Numbers: 19256465 / 217-3438
UPC: 707773658857
Quantity: Kit (seals 4 injectors)

Vehicle Fitment:
2011–2016 Chevrolet Silverado 2500HD / 3500HD (6.6L LML Duramax Diesel)
2011–2016 GMC Sierra 2500HD / 3500HD (6.6L LML Duramax Diesel)

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