The acronym GLXi stands for "Grand Luxury Injection". It is a badge used by the Indian car manufacturer Maruti Suzuki for its premium hatchbacks and sedans based on the Suzuki platform.
Grand Luxury Injection (GLXi) is a car feature package.
The GLXi package in a car includes luxurious enhancements, such as higher quality seating materials, wood grain trim, and upgraded sound systems.