Rockford Fosgate Punch Pro PP4-X Passive Crossover (each)The PP4 X is designed for use with 4 Ohm Punch Pro midrange drivers and tweeters. It features dual woofer outputs for use with two Punch Pro midrange drivers. Provides 6dB Octave dedicated low pass filter for the woofer. Must use existing built in 6dB Octave Punch Pro crossover supplied with tweeter. Designed ONLY for Rockford Fosgate Punch Pro speakers (not designed to be used as a stand alone passive crossover for other "pro" brands). Mounting

DS18 FRP-3

4D also features High-Level Input Compatibility

Maximum Input Gauge Size

High Level Input

4D delivers thunderous bass and dynamic performance

All power and ground cables are pre-terminated with 100% OFC ring terminals which far surpass the typical stamped steel terminals associated in many other prominent kits from other leading brands

thanks to the DSP8

like other speakers in our HYDRO Series

thoroughly crafted with premium components

EXL-P2000X1D

0 technology

ensuring that you'll enjoy hard-hitting bass for years to come