Alpine S-S57 5x7" Rear Factory Speaker Replacement Kit For 2005-2006 Ford Mustang + Metra 72-5600 Speaker Harness

Alpine S-S57 5x7" Rear Factory Speaker Replacement Kit For 2005-2006 Ford Mustang + Metra 72-5600 Speaker Harness FITS IN MOST COMMON APPLICATIONS To meet the needs of the most common applications in speaker replacement today, we've introduced a new 5x7-inch component set to offer newer domestic trucks and cars the ability to upgrade the sound quality of their vehicle. This component, along with its innovative technology, makes it a simple solution to getting Alpine sound in many of these vehicles on the road today. INCREASED DRIVING POWER AND CONTROL The S-Series speakers have a large voice coil. The 6.5-inch and 6x9-inch models have a 35-mm voice coil, and this large voice coil size increases their driving power and control of the motor. The S-Series speakers are the first in the industry to use CFRP (Carbon Fiber Reinforced Plastic), a very lightweight yet rigid material. The edges are naturally weaker than the center on a standard, off-the-shelf oval cone due to the elongated shap