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Relay Bypass Switch Kit 9038 Relay Tester Kit Diagnostic Tester Scan Tool & Fuel Pump Relay Bypass Master Kit Replaces 9036 9037 Compatible with Domestic GM BMW Audi Chrysler 6-Pack

Free shipping on orders over $29.99

$25.99

$ 12 .99 $12.99

In Stock

About this item

  • Wide Compatibility & Effortless Control: This Relay tester kit is designed for seamless compatibility with a wide range of vehicles, including Audi, BMW, Volkswagen, GM, Chrysler, and more. Our relay bypass kit also replaces multiple relay models (9038, 9036, 9037) and provides direct control over fuel pumps, window motors, headlights, and other components
  • Save Time & Diagnose Faster: This diagnostic tester is very convenient. Quickly identify electrical issues and save valuable time during repairs. Simply plug the relay tester into the fuel pump relay position to gain direct control over the circuit and pinpoint problems
  • Reliable Performance & Built to Last: Crafted from high-quality materials, this relay tester is rigorously tested to meet or exceed OEM standards. Our relay bypass switch kit enjoy consistent operation with its 20 amp continuous and 30 amp surge current (12V) capacity, ensuring long-lasting performance
  • Complete Kit for Versatile Applications: This 6-pack 9038 includes multiple Relay Testers, giving you ample options for a variety of repair needs and making it a valuable addition to any mechanic's tool box
  • Component Included: Our product include relay bypass switch kit 9036-1(36-LRG 20AMP), 9036-2(36-MED 20AMP), 9036-3(36-SML 10AMP), 9037-1(37-LRG 20AMP), 9037-2(37-MED 20AMP), 9037-3(37-SML 10AMP)



Product Description

relay
detail
9036
9037
application

J. P. Rochet
August 29, 2025
Very easy to troubleshoot your circuits with this set. It helps isolate any problem you may encounter with a vehicle electrical system.
Good fit
August 22, 2025
Yet to use it but, wish I had this years ago.
Shawn .B. Roberts
August 11, 2025
Good quality and price is good .
Customer
July 23, 2025
Haven't had a chance to us them yet but they look ok. I received the kit on time
Aimee
June 25, 2025
Recently diagnosed a bad starter. The vehicle’s system tries to crank for several seconds. This made it to where I could crank and immediately stop if some started smoking, lol. Beats using a paper clip.
myron sherman
May 25, 2025
These flat blades are to wide to fit 2 of them didnt even work!
Stephen
May 24, 2025
I do a lot if electrical work and these are so great I bought 2.
Vincent H.
December 29, 2024
Very good idea to help diagnose automotive electrical problems
Norman Guerette
November 17, 2024
Easy to use
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