BD Diesel Bypass Tube Eliminator Kit 4R100 (1600036) for 1999-2003 Powerstroke 7.3L

$34.95Purchase & earn 34 points!

The BD Diesel Bypass Tube Eliminator Kit (1600036) is a performance upgrade for 1999–2003 Ford Powerstroke 7.3L trucks with 4R100 automatic transmissions. It replaces the restrictive factory bypass tube to enhance fluid flow, improve cooling, and extend transmission life. Designed for durability and easy installation, it’s ideal for towing and high-performance use.

Core Charge*

Cores must be shipped within 30 days.

Total: $34.95
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Description

The BD Diesel Bypass Tube Eliminator Kit (1600036) is a high-quality upgrade designed specifically for 1999–2003 Ford Powerstroke 7.3L trucks equipped with the 4R100 automatic transmission. This kit eliminates the factory bypass tube, which is known to restrict fluid flow and cause elevated transmission temperatures under heavy towing or high-performance conditions. By replacing the restrictive factory setup, the BD Diesel Eliminator Kit improves transmission fluid circulation, enhances cooling efficiency, and contributes to longer transmission life. It is a direct-fit solution engineered for durability and easy installation, making it an ideal choice for Powerstroke owners looking to improve transmission performance and reliability.

Additional information
Weight 0.4 lbs
Dimensions 10.9 × 6.8 × 1.75 in
Fitment

Fitment

1999-2003 Powerstroke 7.3L

Features

Features

  • Allows for the removal of the problematic OEM cooler bypass tube assembly
  • Kit includes two aluminum shunts plus sealing washers
  • Handy preventative maintenance item when installing transmissions, coolers and filter kits, or, performing general service work
Installation

Installation

INSTALL TIME

  • 1 Hour

WARRANTY

Parts

  • 12-Months
  • 12,000 Miles
Warning

Warning

  • Already included with all BD 4R100 Transmission, Auxiliary Filter, Xtruded Cooler and Built-It rebuild kits.
About brand
BD Diesel Performance is a diesel performance manufacturer focused on reliability and towing performance. The company designs parts that improve durability, power delivery, and vehicle control. BD Diesel products support daily driving, heavy towing, and work-ready diesel trucks. BD Diesel engineers turbochargers, exhaust brakes, transmission upgrades, and fuel system components. Their products help manage heat, control exhaust flow, and protect drivetrain parts. These upgrades improve drivability under load and during long pulls. Diesel owners trust BD Diesel for proven solutions. Whether upgrading a tow rig or improving reliability, BD Diesel delivers parts built for real-world use.
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