Temporary Defect – Checkout is not working correctly for crossover kits. The webpage is going through some significant structural improvements.
05/30/2026, If you email me indicating the kit that you want to purchase, we can coordinate the details by email and I will send you a Paypal invoice.
I hope to have these structural changes completed soon.
A foolproof option to ensure you get the right crossover parts. Nothing missing. Nothing extra. No markups for the service.
We will continue to add kits and designs as they are requested. To request a crossover kit, the schematic must be provided or published.
DIY kits (additional designers and kits are being added)
Upgrades for Commercial Designs (Additional brands and designs pending)