Check the listing for details. Universal Single Regular Cab Subwoofer Box 2x8” Ford Gm Bolero Style Mega Bass. Condition: New. Listed at 229.00 USD. This subwoofer box is perfect for those who want to enhance their vehicle's audio system. With double ports and a speaker size of 8", this Mega Bass brand enclosure is designed for universal fitment in Chevrolet vehicles and comes in the Bolero style. Made in the United States, it's a high-quality product that will bring your music to life while you're on the road. The box is compatible with the 2x8 Bolero model and is ideal for those who want to take their music experience to the next level. Will fit most single cab trucks. ——WOOFERS NOT INCLUDED WE SHOW THEM ON THE PICTURES SO YOU CAN SEE HOW IT LOOKS WITH WOOFERS INSTALLED ——-Specs. belowLength 50" Top Depth 5.125" Bottom depth 9.75"Height 14.375" Sub. Depth 16.5" with a 6.7" magnet diameter Sub. cutout 7.5"Port dimensions 4.5"x2.25" Port length 12.25"