Alpine SWX-1243D subwoofer

Extreme Performance.

If you are looking for a high-quality subwoofer with the most accurate and precise in-vehicle subwoofer performance, then look no further. Alpine’s 2nd generation state-of-the-art Type-X Subwoofers are the answer.  With the advanced motor structure and new sound of these subs, you will experience higher efficiency, lower heat creation while maintaining superb sound, so you can really crank up the bass.