Kicker 51LX13007 is an LX-Series 7-channel Class D system amplifier designed to power full-range speakers and a subwoofer from one chassis. The combined channel layout helps simplify complete car audio upgrades that need front, rear, and bass amplification together. Key Performance Features LX-Series 7-channel Class D system amplifier Designed for full-range speakers plus subwoofer amplification 4-channel full-range section, 2-channel full-range section, and dedicated subwoofer channel Digital diagnostic tool included with LX multi-channel amplifiers Premium LX amplifier platform for complete system builds System Configuration & Flexibility Channels: 7 Primary Use: Complete speaker and subwoofer system amplification Application: Full-system car audio upgrades System Role: Multi-channel amplifier with dedicated subwoofer channel Power Output Rated Output: 4 x 125 W + 2 x 65 W + 700 W subwoofer channel RMS Output: Verify final RMS output by impedance before matching speakers and subwoofer Signal Control & Protection Full-range and subwoofer amplifier sections in one chassis System tuning and protection features designed for multi-channel audio builds Digital diagnostic tool included with LX multi-channel amplifiers Installation Notes Mount with adequate ventilation and secure wiring access Proper power, ground, fuse protection, speaker wiring, and subwoofer wiring are required Speaker and subwoofer impedance must be verified before operation Technical Specifications Brand: Kicker Series: LX Model: 51LX13007 / LX1300.7 Product Type: 7-channel system amplifier Amplifier Class: Class D Rated Output: 4 x 125 W + 2 x 65 W + 700 W subwoofer channel Identifiers & Packaging MPN: 51LX13007 UPC: 713034020240 Sold As: Each Included Components: Amplifier, digital diagnostic tool, mounting hardware, documentation Why Buy From MCOR Automotive Authorized retailer for the brands we sell Specialists in car audio, marine audio, and vehicle-specific integration Expert support for amplifier matching, wiring requirements, and clean system setup