The Subwoofer DIY Page - Projects : A car subwoofer for my Grand Vitara (upgraded)
JBL GTI 1200 first try! - YouTube
JBL 1200 Watt Subwoofer CS1200WSI Component Car Speaker Price in India - Buy JBL 1200 Watt Subwoofer CS1200WSI Component Car Speaker online at Flipkart.com
JBL 1200 GTi Car Subwoofer SLAMING FREEAIR TO An ORION 2150sx OLD SCHOOL! - YouTube