Stage2 Series speakers deliver the JBL signature concert sound in your car, minivan or SUV at an amazing price. The woofer made of polypropylene has impressive features due to its excellent extended lower range and deep mid-range frequencies. The woofer complements the PEI-balanced dome tweeter that fills the signature sound with vibrant highs. An additional bonus of the Stage 2 Series speaker is the JBL frame design, due to the characteristics of which it will easily enter any factory openings without the need for modifications to the vehicle, location or the speaker system itself.