i got my header grille from them....
http://www.amazon.com/Right-Passenger-Fender-99-04-Mustang/dp/B0012FI77U/ref=sr_1_18?ie=UTF8&m=A1IL1GK5CXR97R&s=generic&qid=1242700955&sr=1-18
so they would be a little narrower and will fill up the gap more? i found them really cheap and i need to replace my existing ones...at least for now until i can get better tires
all mustangs have that on the drivers side...and mine is just in the beginning stages and its not that bad. could easily be fixed with some wet sand and clear coat but i didnt wanna do it...too lazy