Ported Sub box 07-13 GMC Sierra/Chevy Silverado Extended Cab
We have designed a box for the 2019 Siverado crew cab trucks. This ported box is designed for 4 8s. This new seat style allows for very large 8" woofers to tuck right under the seat. We have internal bracing and flared ports to reduce port noise.
airspace- 2.75 cubic ft
mounting depth- endless
tuning- 34 hz (can be adjusted slightly)
HALF TON ONLY
WILL NOT FIT 2019 CLASSIC OR 2019 2500,3500 SERIES TRUCKS.
THIS BOX WILL FIT ALL CREW CABS IN 2020.
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