This guide will let you know how to Upgrade & Customize NEW MTL Brickade & Acid Lab BIKE in GTA 5 Online Drug Wars. You just have to follow the simple steps below to do so.
The first thing you will need to do is do all six missions and the acid lab perp and then head inside the Dax workshop. You have to a guy there and then upgrade to MCL Brigade into the acid lab vehicle.
After that, go inside your MTL Brigade and the guy will give you a tour of how to run the business. After that, move out from your MTL Brigade to this small door and talk to the guy to customize your MCL and the acid bike.