The perfect solution to enhance the sound of factory speakers suitable for Alfa Romeo 33, Alfa Romeo 75, Alfa Romeo Alfasud, Alfa Romeo Alfasud Sprint Complete speaker system with all the necessary installation material for the replacement of the factory speakers. The set consists of two 2-way speakers and an accessory set for an optimal connection to the original cables. When installed, the factory speakers are simply exchanged for this set. Attention: Depending on the year of construction, drilling or sheet metal work is necessary. High end coax speaker system from Phase Linear . This speaker system was developed to meet the highest sound demands. A sturdy coated sheet steel basket and an extremely powerful drive with copper ring in the magnet system are the cornerstones of this loudspeaker. The extremely torsion-resistant and coated diaphragm of the woofer works exactly piston-shaped and distortion-free. The highlight is the 20 mm silk dome tweeter, which produces silky highs with absolute brilliance and radiance. The impedance of 3 ohms allows the speaker system to be operated on an original car radio without having to accept any loss of performance. We specialize in vehicle-specific car hi-fi installations. We have also given very special thought to your vehicle. That's why we can also offer you vehicle-specific sets including subwoofers, power amplifiers, cable sets, built-in speakers and installation sets. Be sure to take note of our offers. Phase Linear CX.C 130.20 2-way coaxial loudspeaker 80 watts max. Multi-pressed and coated foam-paper cone, high-strength rubber surround, silk dome tweeter, centering and magnetic field optimized by high-quality measuring method, perfect parameter tuning for rear shelf and door installationDiaphragm material:Woofer: Coated foam-paper coneTweeter: silk dome Technical data: System: 2-way coax systemImpedance (ohms): 3Frequency range (Hz): 70 – 20,000nominal / Max. load capacity (W): 40/80Efficiency/sound pressure (dB/W/m): 87 (1 W / 1 m)DIN diameter (mm): 130Hole cut-out (mm): 114Installation depth (mm): 53 Installation set Incl: (similar to picture) 2 speakers + 1 accessory set Set suitable for: Alfa Romeo 33 1983-1993, Alfa Romeo 75 1984-1993, Alfasud 1972-1982, Alfasud Sprint 1975-1985 (front)