Well the Crutchfield Rep said they needed 20 hours of break in.lol.If you want to read the buyer's reviews,you'll see it's not that rare for these particular speakers.

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2011 Ranger XL:2.3L 4cyl.,5spd manual,two tone cloth sport seats,03/04 grille,Black LoPro toolbox,Husky liners, Rhino liner,Kenwood BT952HD HU,Infinity Kappa Coaxials,Boston GTA 602 amp,10"JL sub,Boston GTA 500M amp