Not all speaker cutouts are standard sizes and as the world leader in car speakers we build speakers for those different cutouts. These models were designed for various Japanese American and European vehicles and they fit them perfectly. One thing that s not different about these? Like all Pioneer speakers they all reproduce music exceptionally well. 3-1/2 Carbon-Graphite Blended IMPP Composite Cone Woofer High Energy Strontium Magnet (Woofer) Glass-Imide Voice Coil Bobbin Conex Damper for Improved Bass Response 1 PEI (Poly-Ether Imide) Dome Tweeter Ultra-Slim Neodymium Magnet (Tweeter) Custom-Fit for GM Ford and Volkswagen Vehicles 60 Watts Max. Music Power (15 Watts Nominal) Sensitivity (Efficiency): 88dB (1W/1m) Frequency Response: 60Hz - 28kHz 4 Ohm Rated

Model: TSA878