![JL Audio Stealthbox® (2003-2005, Dark charcoal) Driver side custom-fit enclosure with 10" W6v2 subwoofer Fits 1999-2005 Chevrolet Silverado / GMC Sierra Extended Cab (with full-bench rear seat) at Crutchfield JL Audio Stealthbox® (2003-2005, Dark charcoal) Driver side custom-fit enclosure with 10" W6v2 subwoofer Fits 1999-2005 Chevrolet Silverado / GMC Sierra Extended Cab (with full-bench rear seat) at Crutchfield](https://images.crutchfieldonline.com/ImageHandler/trim/750/457/products/2008/136/x13694216-f.jpeg)
JL Audio Stealthbox® (2003-2005, Dark charcoal) Driver side custom-fit enclosure with 10" W6v2 subwoofer Fits 1999-2005 Chevrolet Silverado / GMC Sierra Extended Cab (with full-bench rear seat) at Crutchfield
![Amazon.com: 1999-2006 Silverado/Sierra Extended Cab Dual 12 Downfire Ultra MAXX Subwoofer Box : Electronics Amazon.com: 1999-2006 Silverado/Sierra Extended Cab Dual 12 Downfire Ultra MAXX Subwoofer Box : Electronics](https://m.media-amazon.com/images/I/71FbgoY-zqL.jpg)
Amazon.com: 1999-2006 Silverado/Sierra Extended Cab Dual 12 Downfire Ultra MAXX Subwoofer Box : Electronics
![Amazon.com: 2001-2006 Chevy Silverado/GMC Sierra HD Crew Cab Dual 10 Downfire Subwoofer Box : Electronics Amazon.com: 2001-2006 Chevy Silverado/GMC Sierra HD Crew Cab Dual 10 Downfire Subwoofer Box : Electronics](https://m.media-amazon.com/images/I/61KfLoOcxbL._AC_UF350,350_QL80_.jpg)
Amazon.com: 2001-2006 Chevy Silverado/GMC Sierra HD Crew Cab Dual 10 Downfire Subwoofer Box : Electronics
![Amazon.com: Liphontcta 99-06 Chevy Silverado/GMC Sierra Regular Cab Dual 12 Subwoofer Box with Amp Space : Electronics Amazon.com: Liphontcta 99-06 Chevy Silverado/GMC Sierra Regular Cab Dual 12 Subwoofer Box with Amp Space : Electronics](https://m.media-amazon.com/images/I/51tkEFZ1mmL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Liphontcta 99-06 Chevy Silverado/GMC Sierra Regular Cab Dual 12 Subwoofer Box with Amp Space : Electronics
![BLACK 12" L7T DUAL SEALED SUBWOOFER BOX, FITS CHEVY SILVERADO & GMC SIERRA CREW-CAB DOUBLE CAB 2019-2022 BLACK 12" L7T DUAL SEALED SUBWOOFER BOX, FITS CHEVY SILVERADO & GMC SIERRA CREW-CAB DOUBLE CAB 2019-2022](https://www.ground-shaker.com/images/products/lchvl7t212b-1_1633967007.jpg)
BLACK 12" L7T DUAL SEALED SUBWOOFER BOX, FITS CHEVY SILVERADO & GMC SIERRA CREW-CAB DOUBLE CAB 2019-2022
![Amazon.com: Compatible with 1999 2000 2001 2002 2003 2004 2005 2006 Chevy Silverado Ext Cab Truck Alpine S-W12D2 Type S Car Audio Subwoofers Custom Dual 12" Sub Box Enclosure Package : Electronics Amazon.com: Compatible with 1999 2000 2001 2002 2003 2004 2005 2006 Chevy Silverado Ext Cab Truck Alpine S-W12D2 Type S Car Audio Subwoofers Custom Dual 12" Sub Box Enclosure Package : Electronics](https://m.media-amazon.com/images/I/61sSG+N-n3L.jpg)
Amazon.com: Compatible with 1999 2000 2001 2002 2003 2004 2005 2006 Chevy Silverado Ext Cab Truck Alpine S-W12D2 Type S Car Audio Subwoofers Custom Dual 12" Sub Box Enclosure Package : Electronics
![Amazon.com: 2001-2006 Chevy Silverado/GMC Sierra HD Crew Cab Dual 10 Downfire Subwoofer Box : Electronics Amazon.com: 2001-2006 Chevy Silverado/GMC Sierra HD Crew Cab Dual 10 Downfire Subwoofer Box : Electronics](https://m.media-amazon.com/images/I/61SlESGnJTL.jpg)