AccuAir e-Level+ ECU Upgrade Element Note 15: S550 Mustangs with

Note 15: S550 Mustangs with adaptive shocks require fitment of FR3Z-5500-M and FR3Z-5500-L rear lower control arms from the passive shock models due to the spring bucket design change in the cast aluminum arm

1966 Ford Mustang Grande (Fox)

AST Lowering Springs for the 1998-2002 Saab 9-3 (YS3D) are manufactured from a premium high tensile chromium-silicone wire which is handpicked by AST engineers for its quality and metal consistency

2016 Audi A4 Quattro (w/ EDC)

5 (GE/GH/GR/GV PCD 5x100) are 2-way adjustable shock absorbers which are based upon competition 3-way adjustable shock absorbers

AccuAir e-Level+ ECU Upgrade Element Note 15: S550 Mustangs withThe e Level+ ECU upgrade replaces original e Level hardware with the current Bluetooth 5. 0 generation. Retain your factory TouchPad+ wiring while adding the e Level+ iOS Android app, preset ride heights, RGB status lighting, and OTA firmware updates. All AccuAir control hardware is manufactured in the USA, firmware upgradeable, and covered by AccuAir's standard warranty. It pairs with any AccuAir VU4 or ENDO VT manifold and integrates with the full