15" ds18 exl subwoofer dual 2ohms 1800watts rms 3000watts peak only just been run in and sounds epic box is tuned to 30hz and was made by Paul coughlan so it's built properly double baffled and hits them lows hard cost me £160 to have built, lanzar vibe 1800d amp 1ohm stable mint condition, and a pioneer App radio sph-da120 in mint condition £500ono for the lot can send pics via WhatsApp 07880804285