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DIY upgrade kit to convert your Sierra-2 speakers to Sierra-2EX.
Sierra-2EX feature our top-of-the-line "EX" woofer which dramatically improves bass extension, midbass punch, midrange detail and improves overall power handling.
Your Sierra-2 speakers will now become full-fledged Sierra-2EX!
Detailed instructions are included. If you prefer not to do the work yourself, we would be happy to perform the upgrade for you. Simply give us a call or send an email for details.
*Note: 1 kit needed for each speaker. A pair of speakers requires 2 kits.
Our Sierra-2EX upgrade kit replaces the stock woofer with our top-of-the-line "EX" woofer, offering significant across-the-board performance improvements.
An advanced custom crossover to match the EX woofer is also included, as are detailed instructions.
This extremely popular upgrade is highly recommend for those who wish to take their Sierra-2 speakers to the next level of performance.
Each kit Includes: