Soundstream Premium Bass Processor with Line Driver/Line Converter for Car Audio – High Voltage Output, Noise-Free Signal Boost, OEM Car Stereo to RCA Line Level Conversion (BX-LOC4)

Bring the bass back to your system with the Soundstream BX-LOC1, BX-LOC2, or BX-LOC4 — compact and powerful digital bass reconstruction processors designed to restore low-end impact to compressed or factory audio. Featuring built-in line output conversion and advanced tuning control, the BX-LOC is ideal for integrating modern amplifiers into OEM or aftermarket setups without sacrificing sound quality. Upgrade your car audio system with our high-performance Line Driver & Line Converter, designed to deliver clean, powerful, distortion-free sound. Whether you’re integrating an aftermarket amplifier into a factory system or boosting the signal from your head unit, this converter ensures optimal performance. With up to 9V adjustable output, you get maximum headroom and clarity, while advanced noise isolation keeps your music free from unwanted interference. Its universal RCA compatibility makes it a seamless fit for any car audio upgrade. Compact, durable, and engineered for audiophiles, this is the perfect solution for drivers who demand superior sound quality. From single channel to multi-channel application, the Soundstream line driver/converter BX-LOC4 is the right device to keep your factory headunit while adding a subwoofer to your car audio experience.

• Crystal-Clear Signal Boost – Enhances weak audio signals for stronger, cleaner output to your amplifier or subwoofer. Perfect for aftermarket and factory car audio setups. Bring the bass back to your system with the Soundstream BX-LOC4 — a compact and powerful digital bass reconstruction processor designed to restore low-end impact to compressed or factory audio.
• High Voltage Output – Adjustable line driver delivers up to 9V output, ensuring maximum performance and headroom for powerful, distortion-free sound. Featuring built-in line output conversion and advanced tuning control, the BX-LOC4 is ideal for integrating modern amplifiers into OEM or aftermarket setups without sacrificing sound quality.
• Universal Compatibility – Works with RCA inputs/outputs, aftermarket amplifiers, and factory head units. Ideal for upgrading car audio systems without replacing factory radios. The BX-LOC4 accepts both speaker-level and RCA inputs, making it easy to connect to factory head units or aftermarket sources.
• Noise-Free Performance – Built with premium shielding and ground isolation to reduce hiss, hum, and engine noise for a professional-quality listening experience. Designed for seamless installation and system protection, the BX-LOC4 includes impedance matching, selectable turn-on methods, and an onboard LED clipping indicator to ensure peak performance without distortion.
• Compact & Easy Install – Small footprint fits in tight spaces, with clearly labeled RCA connections for quick installation in any vehicle setup.