New Arrivals/Restock

Rockville Dual 8" Subwoofer Box, Ported Enclosure, 35Hz Tuning, Front-Fire Design, Durable Bed Liner Finish, Space-Saving, for 2007-2020 GM/Chevy 1500 Crew Cab 2500HD/3500HD

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New $219.95 (tax included) Number of stocks: 1

Used $87.98 (tax included) New Arrivals and Restocks Number in stock: 1

$131.97 cheaper than the new price!!

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New $219.95

Management number	218518772	Release Date	2026/05/03	List Price	$87.98	Model Number	218518772
Category	Electronics Car & Vehicle Electronics Car Electronics Car Audio Subwoofers Subwoofer Boxes & Enclosures

VEHICLE-SPECIFIC FIT: Custom-built for 2007-2020 GM/Chevy 1500 Crew Cab, 2500HD, and 3500HD trucks for a seamless underseat install.
POWERFUL BASS OUTPUT: Dual 8" ported chambers with 0.8 cu ft air space per sub and 35Hz tuning deliver deep, punchy bass.
SUB COMPATIBILITY: Supports subwoofers with mounting depth up to 11.25", allowing use with a wide range of 8" drivers.
SPACE-SAVING DESIGN: Front-fire, underseat configuration preserves cabin space while projecting sound forward for optimal audio impact.
RUGGED BUILD: Constructed from high-grade MDF and coated in durable bed liner for lasting performance and scratch resistance.

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