Hot Wire Auto, also known as Squier, Inc., is a company based in Mena, AR, specializing in developing high-end systems for fuel injection engines. They design and manufacture form-fitted engine harnesses for popular GM and Chrysler engine systems using OEM components. With over 70 different harness systems available, they support a range of fuel-injected motors from early TBI to current LS and Hemi engines, including Drive-by-wire systems. Hot Wire Auto offers custom applications for engine swapping in late-model vehicles, such as replacing the 4.0L engine with a Hemi engine in Jeep models while ensuring compliance with emissions standards. They also provide full tech service for their products.