true benefit from moondisks is very dependant upon wheel offset and tire width. some people get awesome results but normally thier tires are narrower than rims and wheels are just inside body curvature of square bodystyles.
Car front end and fender bulge etc. rounded fender cars like 90s rx7 as example need to fill the fenders. big gaps in aero make big turbulence down sides of cars. sometimes a slight protrusion creates less turbulence issues.
{Grill Blocks}most people make them but if you do add teeth it is soo booring to cover and smooth matching colors and all that have fun with it makes people smile.
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