BassForms BF212GTI.L Custom 12" Fiberglass Enclosure for 2006-2013 VW GTI Storage Compartment (Left Side) Single 12" Custom Fiberglass Enclosure Vehicle specific for 2006-2013 VW GTI Storage Compartment (Left side) Mounts on theLeft Sideof the trunk Constructed with 4 layers of 2oz. Matting: 100% Fiberglass Airspace: .98 / Speaker Depth: 5.91