| EX Series Touch-screen Upgrade – Upgrade existing Sport EX or Horizon EX EFIS to touch-screen | $475 |
| Adaptive AHRS Upgrade – Upgrade single AHRS (legacy) to Adaptive AHRS | $750 |
| Single AHRS to Dual Adaptive AHRS – Upgrade single AHRS (legacy) to Dual Adaptive AHRS | $1,150 |
| Dual AHRS to DUAL Adaptive AHRS – Upgrade dual AHRS (legacy) to Dual Adaptive AHRS | $950 |
Please call ahead before sending us your EFIS for an upgrade.