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Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jun 23 - Jun 28
For Your Every Summer RSVP, with Code: SUMMER15
Description
Massive Audio GTR Series 12" SubwooferAll GTR Series subwoofers use dual tight red stitching thats sewn through a Textured Non Pressed Pulp cone onto a Custom High Roll Foam surround. Then its bonded to a heavy gauge steel basket thats bolted to double stacked high flux Y30 120oz Strontium ferrite magnets. Then everything dances on a springy high quality spider with high grade woven tinsel leads that connect to a custom terminal case with flexible pure copper wire. These woofers scream

Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.3 ★★★★★
Based on 606 reviews
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Product Reviews
★★★★★ 5
High quality, great performance
Size: 28"/14"/14"
I was impressed by the quality of this product. It was a little tricky figuring out how to put them on at first, but once I did, it was actually very easy. This is a product that I will plan on purchasing again in the future!
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Reviewed in the United States on April 26, 2026
★★★★★ 5
Fit and seem good quality
Good value for the money. Fit well on all 3 vehicles. Seemed to be same quality as fram etc.
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Reviewed in the United States on August 25, 2025
★★★★★ 4
Great value!
Good quality, lower price than the brands.
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Reviewed in the United States on May 15, 2025
★★★★★ 5
As described!
Good quality, price and easy to install.
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Reviewed in the United States on July 8, 2025
★★★★★ 5
Quality filter
Great filter, as good as OEM without the dealer cost.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 21, 2025
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