We offer software upgrades of our speaker design programs to existing customers so they can obtain the current versions at discounted prices. Upgrades are only available direct from us. Please contact the Harris Tech Sales Department at with your serial number to make a purchase. When you order an upgrade, you will receive a full copy of the program the same as a first-time customer.
We do not provide Woofer Tester upgrades. The manufacturer, Smith & Larson Audio, handles those upgrades.
- Upgrade to BassBox 6 Pro from BassBox 6 Lite or Eminence Designer 1.0: $89
- Upgrade to BassBox 6 Pro from BassBox 5.1: $99
- Upgrade to BassBox 6 Pro from BassBox 5.0, 4.0 or 3.0: $119
- Upgrade to X•over 3 Pro from X•over 2.1: $89
- Upgrade to X•over 3 Pro from X•over 2.0 or 1.0: $99
- Crossgrade to BassBox 6 Lite from BassBox 6 Pro: $59
- Upgrade to BassBox 6 Lite from BassBox 5.1: $59
- Upgrade to BassBox 6 Lite from BassBox 5.0, 4.0 or 3.0: $69
The above prices are in U.S. dollars and do not include shipping and handling fees, bank transfer fees, import duties or taxes. Please contact us for more information if you have questions. We also offer volume discounts.