JBL SP-150 Black 10" 150 Watt Ported Front Firing Powered Subwoofer Sub X 3/8" White/GMC WHS (1989)

White/GMC WHS (1989)

Freightliner FB65 (2004-2006)

V8 FLEX OHV Naturally Aspirated 2004 GMC Yukon XL 1500 SLT Sport Utility 4-Door 5

5L V8 - Diesel 1999 Chevrolet Tahoe Base

0L V6 - Gas 1985 Ford E-250 Econoline XL 5

JBL SP-150 Black 10" 150 Watt Ported Front Firing Powered Subwoofer Sub X 3/8" White/GMC WHS (1989)JBL SP 150 Black 10" 150 Watt Ported Front Firing Powered Subwoofer Sub How do you make an already robust speaker system even more powerful? By adding a custom crafted JBL powered subwoofer. With its 10 inch (250 millimeter) woofer, down firing driver and built in amplifier that generates up to 150 watts, the SP150 supplies the JBL Loft Series speakers with room rattling bass. Its LFE and line level inputs provide flexible connection opportunities.