Atrend AFG-STC (P) Phantom Fit Single 12-Inch Sealed Passenger Side Fiberglass Enclosure for Scion TC 2004-2012 (Black) Custom Fit for Scion TC 2004-2012 (Passenger Side) Fiberglass Construction Black High Gloss Finish with Silver Spring Loaded Terminal Cups 1.2 Cu. Ft. Air Space per Sub 9.0-Inch Mounting Depth