374.GM8Z12

Introducing the Chevrolet 374.gm8z12 2012 Silverado 3500HD Diesel Duramax LGH Water Separator, an essential component designed to enhance the performance and longevity of your heavy-duty pickup truck's fuel system. This water separator is specifically engineered for use with the 2012 Silverado 3500HD models equipped with the Duramax Diesel engine and LGH fuel system.

Measuring approximately 15 inches long, 8 inches wide, and 6 inches tall, this water separator is expertly crafted from high-quality materials to deliver optimal fuel filtration and water separation capabilities. The unit features a large 2.5-gallon capacity, ensuring effective separation of water and contaminants from the fuel supply, preventing potential engine damage caused by the presence of water in the fuel system.

The Chevrolet 374.gm8z12 Water Separator boasts a unique and efficient design, incorporating a two-stage filtration system. The first stage consists of a 5-micron pleated pre-filter element that traps larger particles and debris, while the second stage features a 2-micron absolute final filter element that ensures fine fuel particle filtration and maintains exceptional engine performance.

Additionally, this water separator is equipped with a convenient see-through bowl, enabling you to easily monitor the water accumulation and clean the unit as needed. A built-in bypass valve ensures that the fuel supply remains uninterrupted during servicing or maintenance.

Installation of the Chevrolet 374.gm8z12 2012 Silverado 3500HD Diesel Duramax LGH Water Separator is a straightforward process. The unit comes with all necessary hardware and mounting brackets for hassle-free installation, allowing you to upgrade your fuel system with minimal effort.

By investing in this high-performance water separator, you not only ensure the longevity and efficiency of your Silverado 3500HD's fuel system but also safeguard your engine from potential water damage and costly repairs. Upgrade your ride today with the Chevrolet 374.gm8z12 2012 Silverado 3500HD Diesel Duramax LGH Water Separator.

Buying a Chevrolet 2012 Silverado 3500HD with a Duramax LGH diesel engine and a water separator has its own set of advantages and disadvantages. Here's a brief analysis of each:

1. Improved Fuel Economy: The water separator helps in removing excess water from the fuel, preventing it from entering the engine. This results in improved fuel economy as the engine does not have to work harder to burn water-laden fuel.

2. Reduced Engine Wear and Tear: Water in the fuel can cause damage to the engine, leading to costly repairs. The water separator helps in preventing this damage by ensuring that the engine runs only on clean fuel.

3. Increased Engine Performance: A clean fuel system allows the engine to perform at its best, leading to better power output and torque.

4. Environmentally Friendly: The water separator helps in reducing the amount of wastewater that is generated during the operation of the vehicle. This makes it an environmentally-friendly addition to the vehicle.

1. Additional Cost: Installing a water separator can be an additional cost, both in terms of the cost of the separator itself and the cost of installation.

2. Maintenance Requirements: The water separator requires regular maintenance to ensure that it functions properly. This includes regular cleaning and replacement of the filter elements.

3. Complexity: Installing a water separator can add complexity to the fuel system, which can make troubleshooting and repair work more difficult.

The decision to buy a Chevrolet 2012 Silverado 3500HD with a Duramax LGH diesel engine and a water separator depends on several factors. If you frequently drive in areas with high water content in the fuel, or if you want to improve the fuel economy and engine performance of your vehicle, then the additional cost and maintenance requirements of the water separator may be worth it. However, if you are looking for a cost-effective solution for fuel economy and engine performance, there may be other options available that do not require the additional complexity of a water separator.

If you frequently drive in areas with high water content in the fuel, or if you are looking to improve the fuel economy and engine performance of your vehicle, then a water separator may be a worthwhile investment. However, it is important to consider the additional cost and maintenance requirements before making a decision. It may be a good idea to consult with a certified mechanic or a Chevrolet dealership to understand the specific benefits and requirements of a water separator for your vehicle.

Details:

No expedited shipping is available. Lgh fuel wtr spe 33960. Have a question. No warranty is provided on electrical parts.

specifications inboardfuel:

• for models: Silverado
• for years: 2012
• brand: Chevrolet Truck
• mpn: Silvrdo35
• conditions options: Lgh Fuel Wtr Spe
• genuine oem: Yes
• ipn: 374.gm8z12
• make: Chevrolet

general inboardfuel:

• category: Boat Parts > Inboard Engines Components > Intake Fuel Systems

returns inboardfuel:

• policy: returns accepted
• paid by: buyer
• time: 30 days

offer inboardfuel:

• availability: in stock
• in stock #: 5
• started: april 16, 2026
• sold #: 10
• options: ship-to-home
• prices: $50.95–$707.99
• item condition: Used
• best offers: true

payments inboardfuel:

• other
• wallet: apple-pay
• credit card: visa

seller inboardfuel:

• city: lancaster, california
• # reviews: 3575
• rating: 100.0%

shipping inboardfuel:

• transit: 4-7 days
• carrier: ups
• service: ups ground, ups 3 day select
• type: fixed
• class: standard, expedited

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