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Peterbilt Stainless Steel Upper & Lower Radiator Coolant Tubes


Compatible with the Catepillar Engines - C15, C16, and 3406E

  • Product Description:

    B2 Fabrication upper and lower coolant tubes are an aftermarket, stainless steel replacement for the radiator tubes on your Peterbilt truck. Our replacement kit is compatible with the Caterpillar CAT Engines- C15, C16, and 3406E and the following trucks - 357, 359, 378, 377, and 379.


    The B2 Peterbilt upper and lower replacement tubes are constructed from 304 stainless steel mandrel bent tubing with a .065 wall thickness. This durable material will never rust and is a one time, lifetime replacement for your rusty OEM Peterbilt radiator tubes. 


    Our stainless steel replacement radiator tubes are sold in a two peice set and will include - one upper and one lower replacement tube replacing your OEM part numbers 0706462 & 0706508. Each Peterbilt set is in stock and ready to ship the same or next business day.


    All orders are made in the USA and all domestic orders will ship for free.

  • Shipping and Handling:

    All B2 Fabrication orders placed before 2pm EST will ship on the same or next business day. For additional details regarding our shipping policies, please visit our policies page



  • Returns:

    We are committed to you, our customer and we want you to be please with the quality, craftsmanship, and performance of your purchase every time. However, if you find that something does not meet your expectations, we are committed to doing our best to help you find a solution.


    Due to the custom nature of our products we recommend that you review the product information carefuly and reach out to our service team with any questions you may have, as well as review our return and exchange policy, before placing your purchase.