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DIY upgrade kit to convert your Sierra-1 speakers to Sierra-2EX.
This is a huge performance upgrade while also being a fun and educational project.
Sierra-2EX is a significantly better speaker than our Sierra-1 and rather than purchasing a new pair of Sierra-2EX, upgrading is easier on your wallet.
Your Sierra-1 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. There are advantages to having us do the work for you.
*Note: 1 kit needed for each speaker. A pair of speakers requires 2 kits.
Our Sierra-2EX upgrade kit replaces the Sierra-1 woofer, Sierra-1 tweeter, and Sierra-1 crossover with Sierra-2EX components, providing major across-the-board performance improvements.
This extremely popular upgrade is highly recommend for those who wish to take their Sierra-1 speakers to the next level of performance. Detailed instructions are included.
Each kit Includes: