Car Audio is what we live eat and breathe at APEX AUTO It's an ever changing craft as Speakers evolve Digital Signal Processors get cleaner and Amplifiers get more powerful. We keep a Certified Instrument Technician available and provide System Tuning with the most advanced equipment on the market from Osciliscopes to detect clipping and monitor clean sine waves to FLIR Thermal imaging to detect heat signatures Digital Process Multi Meters, Polarity/Phase detectors and SMD DD1+ Distortion Detectors and a slew of Test Tones on hand to ensure your getting all you can from your system without running the risk of damaging what you worked so hard to build.