The Rockford Fosgate T2S2-13 is one of the most legendary high-output subwoofers ever built by Rockford Fosgate. Designed for extreme SPL performance and deep musical bass, this 13-inch Power Series subwoofer combines massive excursion capability, a triple-stack motor, and 2,000 watts RMS handling into a platform built for serious bass enthusiasts and demo vehicles. Main Features 13-inch Power Series subwoofer Single 2-ohm voice coil configuration 2,000 watts RMS / 4,000 watts peak Massive 4-inch edge-wound aluminum voice coil Triple-stack ferrite motor structure VAST™ surround technology Three-layer glass fiber/aramid honeycomb cone Dual progressive Nomex spiders IDHS aluminum heat sink shorting ring Cast aluminum frame with integrated cooling fins 13” cone area with larger effective radiating area than many traditional 15s Specs Specification Details Subwoofer Size 13" RMS Power 2000W Peak Power 4000W Voice Coil Single 2Ω Voice Coil Diameter 4" Xmax 34mm Resonance Frequency 25–28.5Hz Sensitivity ~86 dB Mounting Depth ~10.5" Weight ~95 lbs shipped