Rockford Fosgate PP4-X Punch Pro Auto 4-Ohm passive Frequenzweiche (Single) OFFENE BOX#
Must use existing built-in 6dB/Octave Punch Pro crossover supplied with tweeter. Crossover: 4kHz @ 6dB/Octave Low-Pass. The PP4-X is designed for use with 4-Ohm Punch Pro midrange drivers and tweeters.