Filter Filters Chevy Remove All Filters Price $100-$500 (197) $500 and above (18) Condition New (215) Brand Harmony Audio (215) Model Silverado (125) Avalanche (30) CK Pickup (26) Camaro (21) S-10 Truck (8) Colorado (3) Trailblazer (2) Compatible with 2007-2013 Chevy Silverado Extended Cab Truck Harmony R124... $312.99 Compatible with 2007-2013 Chevy Silverado Ext Cab Truck Harmony A122 Dual 12"... $481.99 Compatible with 2007-2013 Chevy Silverado Extended Cab Truck Harmony R104... $299.99 Compatible with 1982-2004 Chevy S-10 Extended Cab Truck Harmony R124 Dual 12"... $331.99 Compatible with 2002-2013 Chevy Avalanche Underseat Harmony R124 Dual 12" Sub... $351.99 01-06 Chevy Silverado 1500 Crew Truck Harmony R104 Ported 10" Sub Box & CXA400.1 $261.99 Compatible with 2001-2006 Chevy Silverado 1500 Crew Truck Harmony R104 Ported... $216.99 Compatible with 2001-2006 Chevy Silverado HD Crew Truck Harmony A102 Dual 10"... $479.99 Compatible with 2001-2006 Chevy Silverado HD Crew Truck Harmony F124 Dual 12"... $526.99 Compatible with 2002-2013 Chevy Avalanche Underseat Harmony F124 Dual 12" Sub... $526.99 Compatible with 2001-2006 Chevy Silverado HD Crew Truck Harmony A102 Dual 10"... $395.99 2002-2013 Chevy Avalanche Underseat Harmony R124 Dual 12" Sub Box & CXA400.1 Amp $341.99 Compatible with 1999-2006 Chevy Silverado Extended Cab Truck Harmony F104... $264.99 Compatible with 2002-2013 Chevy Avalanche Underseat Harmony A122 Dual 12" Sub... $496.99 Compatible with 2002-2013 Chevy Avalanche Underseat Harmony A122 Dual 12" Sub... $410.99 Compatible with 2002-2013 Chevy Avalanche Underseat Harmony A102 Dual 10" Sub... $479.99 Compatible with 2001-2006 Chevy Silverado HD Crew Truck Harmony R124 Dual 12"... $326.99 Compatible with 2002-2013 Chevy Avalanche Underseat Harmony R104 Dual 10" Sub... $310.99 Compatible with 2001-2006 Chevy Silverado 1500 Crew Truck Harmony F104 Ported... $234.99 Compatible with 2002-2013 Chevy Avalanche Underseat Harmony F104 Dual 10" Sub... $494.99 Compatible with 2002-2013 Chevy Avalanche Underseat Harmony F124 Dual 12" Sub... $440.99 Compatible with 2001-2006 Chevy Silverado HD Crew Truck Harmony A122 Dual 12"... $410.99 Compatible with 1982-2004 Chevy S-10 Extended Cab Truck Harmony A122 Dual 12"... $395.99 2002-2013 Chevy Avalanche Underseat Harmony A122 Dual 12" Sub Box Enclosure New $255.99 123456...9