King Boxes AK-G25-28 AK-G25-28 8-In. Double-Speaker Black Sprayed Enclosure for Chevy Silverado/GMC Sierra 1500 Crew Cab 2007 through 2018

• Designed to be compatible with 2007 through 2018 Chevy(R)/GMC(R) Silverado/Sierra 1500 Crew Cab;• For use with your 2 of your own 8-in. subwoofers;• Black sprayed finish;• Front firing, ported;• 1.7 cu. ft. per chamber;• Silver push terminals;• Tuning: 36 Hz;• Dimensions: 53 in. W x 16 in. D x 9 in. FH, 5 in. BH;