Filter Filters Single Remove All Filters Price $100-$500 (27) Condition New (27) Brand Harmony Audio (18) Kicker (9) Size 12" (11) 10" (10) 15" (4) 8" (2) Universal Car Stereo Rhino Coated Ported 12" Kicker Comp C12 Sub Box... $294.95 Universal Car Stereo Slotted S Port Single 15" Kicker Comp C15 Sub Box... $439.95 Universal Car Stereo Slotted S Port Single 15" Kicker CompR CWR15 Sub Box... $499.95 12