Original sentence: By far, Visual customization has expanded with most with the ability to customize the car’s front / rear bumpers, side skirts, spoiler, hood, exhaust tips, doors, roof scoop, wheels (including the ability to put on “spinners”), headlights / taillights, side mirrors and paint.NFS: Underground 2 also introduces a dyno-tuning system which allowed players to specifically tune certain aspect of the car such as suspension springs, front / rear shocks gear ratios, aerodynamics, brake bias, individual tire grip, etc.The car’s performance can also be enhanced by upgrading the car’s engine, engine control unit (ECU), transmission, suspension, adding nitrous oxide, tires, brakes, reducing the car’s weight (in the form of “weight reduction packages”), and adding turbos.The customization features in Need for Speed: Underground 2 was significantly expanded compared to customization offered in previous iteration of Need for Speed.The sound systems, for example, could be put in the trunk of cars, but served no purpose other than sheer flash.There is also the ability to add visual customization parts such as vinyls / decals, car stereos (amps and speakers), hydraulics, nitrous bottles and under glow neon
Edited sentence: Customization in Underground 2 was significantly expanded compared to previous iterations from the series.NFS: Underground 2 also introduces a dyno-tuning system which allows players to specifically tune certain aspect of the car such as suspension springs, front / rear shocks gear ratios, aerodynamics, brake bias, individual tire grip, etc.The car’s performance can also be enhanced by upgrading the car’s engine, engine control unit (ECU), transmission, suspension, adding nitrous oxide, tires, brakes, reducing the car’s weight, and adding turbos.The sound systems, for example, could be put in the trunk of cars, but served no purpose other than visual cues.Vinyls and decals can also be added, as well as car stereos (amps and speakers), hydraulics, nitrous bottles and under glow neon.Visual customization has expanded with the ability to customize the car’s front and rear bumpers, side skirts, spoiler, hood, exhaust tips, doors, roof scoop, wheels (including the ability to put on spinners), headlights and taillights, side mirrors and paint