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I show you how to install and upgrade your fuel injectors in a Jeep Wrangler TJ. This video has every step you need to know, in order to install the 4 hole fuel injectors in your 2.5L Jeep Wrangler TJ. It will be very similar on a 4.0L as well.
Before we start the install, I get a baseline test of how the Jeep runs. After that I then clean out the engine bay with some engine degreaser.
The job requires a 10mm socket for the fuel rail nuts and throttle body bolts. There is also a 13mm sized bolt under the 10mm nut.