Stetsom is a Brazilian amplifier manufacturer known for producing some of the most powerful and efficient car audio amplifiers in the world. Founded in Brazil, they specialize in Class D amplifiers that deliver massive power in compact, lightweight designs. Popular with SPL competitors and bass enthusiasts globally, Stetsom amplifiers—like the EX and Vulcan series—are engineered to handle extreme power demands while maintaining reliability in high-heat conditions.

The BRAVO line was developed for automotive sound lovers who are looking for maximum performance in BASS and SUB BASS. Its special frequency response delivers powerful bass with quality and definition, for use with subwoofers and woofers.

The Stetsom HL 400 is a high-performance subwoofer featuring a 400-inch cone. Designed for deep bass reproduction and high SPL output.

The JL Audio E-Sub powered subwoofer delivers game-changing bass with studio-grade signal processing. Features up to 1500 watts of power output in compact sealed enclosure design. Proprietary JL Audio technologies including DMA-optimized drivers and FCAM technology for improved excursion control. Variable crossover controls (25-130 Hz) and adjustable phase alignment make it adaptable to different room configurations.

The JL Audio E-Sub powered subwoofer delivers game-changing bass with studio-grade signal processing. Features up to 1500 watts of power output in compact sealed enclosure design. Proprietary JL Audio technologies including DMA-optimized drivers and FCAM technology for improved excursion control. Variable crossover controls (25-130 Hz) and adjustable phase alignment make it adaptable to different room configurations.