The FOX Acoustics GM-CC-112-V-19-P-STORE is a premium under-seat single 12-inch vented subwoofer enclosure engineered specifically for 2019+ Chevy Silverado and GMC Sierra Crew Cab trucks. Unlike traditional full-width dual-sub boxes, this design uses the passenger side for a high-output vented 12-inch enclosure while retaining a large integrated driver-side storage compartment. It’s designed for truck owners who want deep powerful bass while still keeping practical cabin storage space. Main Features Designed for 2019+ Chevy Silverado & GMC Sierra Crew Cab trucks Fits 2020+ GM 2500/3500 Crew Cab models Single 12-inch passenger-side vented enclosure Integrated driver-side storage module Rear-firing vented port design 33Hz tuning frequency 1.8 cubic feet internal air volume Spray-coated black Line-X style finish Steel connector plates included High-SPL daily-driver design Under-seat OEM-style fitment Preserves usable cabin storage space Specs Specification Details Vehicle Fitment 2019+ GM 1500 Crew Cab Additional Fitment 2020+ GM 2500/3500 Crew Cab Cab Compatibility Crew Cab Only Enclosure Type Vented / Ported Subwoofer Size Single 12" Air Volume 1.8 ft³ Tuning Frequency 33Hz Mounting Depth 7.5" Max Magnet Diameter 7.5" Mounting Hole Diameter 11.15" Baffle-to-Floor Clearance 2.25" Finish Black Spray Bedliner Approx. Shipping Weight ~35–55 lbs Installation Notes Professional installation is recommended because: The factory under-seat storage tray must be removed Proper amplifier tuning matters heavily Larger subwoofer baskets may require careful fitment checks High-output systems benefit from upgraded wiring