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Oil Filler Tube for Mack E6 2 / 4 Valves Engines - Replaces 477GB3121B

Oil Filler Tube for Mack E6 2 / 4 Valves Engines - Replaces 477GB3121B

SKU: F010244

Availability: In Stock

Stock Level: Only 3 left in stock - Order Soon!

Shipping: Calculated at Checkout

Regular price $109.63 USD
Regular price Sale price $109.63 USD
Sale Sold out
Shipping calculated at checkout.

About this Item

  • Facilitates safe and precise filling of engine oil, minimizing spills and contamination.
  • Provides convenient access to check and maintain proper engine oil level.
  • Built with high quality materials, resistant to high temperatures and chemicals.
  • Robust design suitable to withstand the rigorous operating conditions of heavy trucks.
  • Designed to fit and work perfectly with Mack E6 2VH/4VH engines, ensuring hassle-free mounting.


Maximize your engine efficiency and maintenance with the Fortpro Oil Filler Tube, designed to be compatible with Mack E6 2 and 4 valve engines. A direct replacement for model 477GB3121B, this oil filler tube is made from high-quality materials that withstand the most extreme road conditions. Its robust and precise design ensures hassle-free oil filling, protecting your engine from contaminants and ensuring optimal lubrication. Ideal for keeping your engine running efficiently and extending its life.


  • Brand: Fortpro
  • Vehicle Type: Semi-Trucks / Heavy Trucks
  • Product Department: Engine
  • Product category : Cooling System Parts
  • Part Type: Oil Filler Tube
  • OEM Reference #: 477GB3121B
  • Material: Alloy Steel
  • Applications:
    Mack E6 2 and 4 Valves Engines.


  • Mack: 477GB3121B, 477GB3118, 477GB3121BP2
  • PAI: EFT-8548

Shipping Policy

In order to send your purchase, our company may use different freight companies like USPS, UPS and some 3erd Carrier Services for Oversize orders, this will not affect the final price of your order. We will send you all the information in due time. 

For Free Shipping and Freight/Oversize Shipments they are some special term you may check at our Terms & Conditions page.


Return Policy

If for any reason you need to return a purchased item, we have a 30-day return policy, which means you have 30 days after receiving your item to request a return.

To be eligible for a return, your item must met the conditions stablished in our Terms & Conditions.

To start a return, you can contact us at


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