I tried that too. I've installed 4 of those systems on Jeeps so far and they are the best around. But it won't fit. The JL and JT don't have enough room ahead of the master cylinder to move it forward to insert the M&G module. The ABS system is in the way. I thought about moving the ABS module...
I use one to operate my long range lights. I used the under-hood power supply to feed the lights via a relay that is activated by the high beam circuit, which is also broken by a second relay that is connected to the Aux 1 switch line. That way the lights only come on when my high beams are on...
We flat tow our Jeeps behind a motorhome when traveling via a Blue Ox towbar. So, when we traded one of the JK Wrangler Rubicons in on a Gladiator I set about modifying it as well. Typically tow bars attach to a baseplate beneath the bumper that attaches to the frame but that's nut a grat...
Got our Rubicon and set up for towing behind the motorhome. Rockhard bumper, Warn winch, M&G air brake system (for towing), and a Mopar JL flat tow wiring harness (modified to fit).