Complex sentence: To differentiate it from the the standard 5, it came with blocky plastic side skirts but unfortunately, turbo lag was an issue, and although it offered blistering pace, the GT Turbo was rather unruly.
Split into simpler sentences: To differentiate it from the the standard 5, it came with blocky plastic side skirts. Unfortunately, turbo lag was an issue, and although it offered blistering pace, the GT Turbo was rather unruly.