Yes they did have it but in for the 2004 year you had the base model, GT, GTP. For 2005 you had base model, GT, GTP, GXP. Then for 2006 they drop the GTP model and replaced it with the GT because of the GXP model so now its base model, GT, and GXP.
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Exterior- stock painted black wheels, clear corners, stainless steel grill, cross and drilled front and rear rotors with evolution brake pads.
Coming soon- 18 inch black mustang bullet rims, GT/GTP rear bumper, tinted windows.