Scosche LOC2SL Line Output Converter with Remote Control Knob - 2CH High/Low RCA Converter Car Audio - Ideal for Subwoofer Amp - Line Level Converter for Car Stereo - Easy Installation - Quality Sound

Speaker to RCA Converter - Converts car stereo output speaker wire to RCA connectors. This speaker wire line out converter is compatible with high power car stereos up to 90 watts per channel. Delivering premium performance without noise, static, or buzzing
Easy Installation - Add an amplifier to nearly any stock stereo with this line out converter. Simply tap into the car audio speaker wire with snap adapters. No need to remove the car stereo. Each converter includes easy to follow instructions to simplify the installation process
Subwoofer - This DIY speaker kit is a convenient speaker wire to subwoofer adapter. The RCA line output converter for subwoofer makes it easy to hook up to an amplifier and set up a subwoofer system in any car
RCA Converter - Speaker level to line level converter allows the addition of 2-channel or mono amplifiers. Independent left and right channel level adjustments provide the perfect sound balance. Includes signal sensing 12V remote turn-on output
External Controller - Includes mountable remote control knob for adjusting subwoofer bass audio level from the dash. This remote bass knob lets you control the level of sound with convenience. No reason to pull over and manually adjust the amplifier.Buy with Confidence - Backed by Scosche’s Lifetime Tech Support and Limited Lifetime Warranty