Amazon.com: American Sound Connection Compatible with Chevy S10 or GMC Sonoma Extended Cab Truck 1982-2004 Dual 12" Subwoofer Sub Box Speaker Enclosure : Electronics
MTX ThunderForm Unloaded Enclosure (Tan) Holds a single 10" sub — fits 1995-2003 Chevy S10, GMC Sonoma, and Isuzu Hombre standard cab pickups at Crutchfield
CHEVROLET S-10 / GMC SONOMA EXTENDED CAB SINGLE DOWNFIRE SUBWOOFER ENCLOSURE - SSA STORE
Chevy Silverado Standard Cab Sub Box GMC Sierra Standard Cab Sub