Cart Continue shopping “PST12 Hidden 12” Passive Car Audio Spare Tire Subwoofer System” has been added to your cart. Product Price Quantity Subtotal × PST12 Hidden 12” Passive Car Audio Spare Tire Subwoofer System $179.99 PST12 Hidden 12” Passive Car Audio Spare Tire Subwoofer System quantity $179.99 Coupon: Apply coupon Update cart Cart totals Subtotal $179.99 Tax $0.00 Total $179.99 Proceed to checkout