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The D2 Racing Air Struts with Optional Management For 03-12 Maserati Quattroporte (D-MS-04)combine vehicle-specific D2 Air Struts with your choice of air management (manual, electronic, Bluetooth app control, or preset-based control). This setup is built for drivers who want adjustable ride height without giving up real shock performance—dial it for daily driving, show stance, or a more responsive street feel.
What you’re buying: The air struts are the core of every kit. Then you select the air management system that matches how you want to control the suspension.
D2 Racing Air Struts (Included)
D2 Racing Air Struts allow adjustment through both the inflatable air bag and the adjustable lower mount. Each air strut features a 36-way damping adjustable internal shock design for fine tuning ride quality and response.
Key Features
- High pressure air bags engineered to match your vehicle
- Sleeve or double-bellow bag design (application-dependent based on OEM suspension type)
- 36-way damping adjustable shock for comfort-to-firmness tuning
- Adjustable lower mount for additional ride height fine tuning at virtually any PSI
- RS-Series shock quality with air-specific valving to accommodate PSI changes
How Air Pressure Affects Ride Quality
- Higher PSI = stiffer ride
- Lower PSI = softer ride
Every vehicle is different, so it may take some time to dial in the PSI and damping settings that match your preferred ride height and driving feel.
36-Way Damping Adjustment (Quick Guide)
- Turn counterclockwise for softer damping
- Turn clockwise for stiffer damping
- Insert the included damping knob and turn to adjust
Select Your Air Management (Choose an Upgrade)
Air management controls how you raise/lower the vehicle and how you monitor pressure. Choose the option that fits your build and how you want to operate the system.

Quick Comparison
| System | Control Style | Best For |
|---|---|---|
| VERA Essential | Manual paddles + analog gauge | Simple entry-level setup |
| VERA Basic | Manual paddles + analog gauge | Manual control + aluminum tank/baseboard |
| VERA Element | Manual paddles + digital pressure display | Manual control + easy pressure visibility |
| VERA Evo | Electronic switches + RF remote | In-cabin electronic control + remote convenience |
| VERA Evo Bluetooth | Electronic + RF remote + Bluetooth app | App control + more detailed pressure monitoring |
| AccuAir e+ Connect Pressure | App control + optional TouchPad + presets | Preset-based control + modern app experience |

Air Management Options
VERA Essential (Entry-Level Manual)
The Essential management system provides entry-level manual management with everything needed for a simple install and is easily upgradeable to VERA Evo, VERA Evo Bluetooth, or VERA Elite.
Kit Includes:
- Dual pneumatic paddle switches with dual needle analog pressure gauge
- 4 gallon steel tank
- Chrome VIAIR 444C with 150–175 PSI pressure switch
- 60 ft DOT 1/4" air line
- All necessary fittings, power cables and plugs
VERA Basic (Manual + Aluminum Tank Upgrade)
The Basic management system provides a step up from entry-level manual management by adding a seamless aluminum tank and baseboard. Everything needed for a simple install and is easily upgradeable to VERA Evo, VERA Evo Bluetooth, or VERA Elite.
Kit Includes:
- Dual pneumatic paddle switches with dual needle pressure gauge
- Brushed aluminum 4 gallon Specialty Suspension seamless tank with baseboard
- Chrome VIAIR 444C
- 60 ft DOT 1/4" air line
- 150–175 PSI pressure switch
- All necessary fittings, power cables and plugs
VERA Element (Manual + Digital Pressure Display)
The Element management system provides a simple manual management with three sensor digital gauge allowing for easy access to vital air pressure information (front, rear and tank) with LCD display, user defined font and background colors, high/low pressure alerts and voltmeter.
Kit Includes:
- Dual pneumatic paddle switches with three pressure gauge
- Brushed aluminum 4 gallon Specialty Suspension seamless tank with baseboard
- Chrome VIAIR 444C
- 60 ft DOT 1/4" air line
- 150–175 PSI pressure switch
- All necessary fittings, power cables and plugs
VERA Evo (Electronic + Remote)
The Evo management system is entry-level electronic management offering both in-vehicle operation or through included RF remote and three sensor digital gauge allowing for easy access to vital air pressure information (front, rear and tank) with LCD display, user defined font and background colors, high/low pressure alerts and voltmeter.
Kit Includes:
- Dual electronic switches with three pressure gauge
- 4 solenoid valve block
- Three pressure sensors
- Four button RF remote (front up, front down, rear up, rear down) with 150 ft range
- Brushed aluminum 4 gallon Specialty Suspension seamless tank with baseboard
- Chrome VIAIR 444C
- SMC water trap
- 60 ft DOT 1/4" air line
- 150–175 PSI pressure switch
- All necessary fittings, power cables and plugs
VERA Evo Bluetooth (Electronic + Remote + App)
The Evo Bluetooth management system allows for electronic management of all four corners offering both in vehicle operation, through included RF remote or our Bluetooth app available for both iPhone and Android. Also includes five sensor digital gauge allowing for easy access to vital air pressure information (four individual corners and tank) with LCD display, user defined font and background colors, high/low pressure alerts and voltmeter.
Kit Includes:
- Dual electronic switches with three pressure gauge
- 4 solenoid valve block
- Three pressure sensors
- Four button RF remote (front up, front down, rear up, rear down) with 150 ft range
- Six function Bluetooth smartphone app
- Brushed aluminum 4 gallon Specialty Suspension seamless tank with baseboard
- Chrome VIAIR 444C
- SMC water trap
- 60 ft DOT 1/4" air line
- 150–175 PSI pressure switch
- All necessary fittings, power cables and plugs
AccuAir e+ Connect Pressure (Preset App Control)
The AccuAir e+ Connect Pressure is the latest generation of AccuAir controller, which allows you to control your suspension through the e+ App or TouchPad controller (sold separately) with three presets. Pressure based control allows for simple installation and higher reliability over height sensor kits. Features Bluetooth 5.0 for stability/range, over-the-air updates, RGB backlit with user-customizable color, and ride-height-on start.
Kit Includes:
- e+ Connect with Pressure+ upgrade
- VERA 4-corner (8-valve) manifold
- Brushed aluminum 4 gallon Specialty Suspension seamless tank with baseboard
- Chrome VIAIR 444C (add a second compressor with wiring harness and fittings for $280 MSRP)
- SMC water trap
- 60 ft DOT 1/4" air line
- All necessary fittings, power cables and plugs
Wiring Diagrams (Click to View)
- VERA Essential Wiring Diagram
- VERA Basic Wiring Diagram
- VERA Element Wiring Diagram
- VERA Evo Wiring Diagram
- VERA Evo Bluetooth Wiring Diagram
- AccuAir e+ Connect Pressure Wiring Diagram
Tip: Open in a new tab and zoom for best readability.
Notes Before You Order
- Bag type and mounts vary by application. Sleeve vs. double-bellow and top mount style depend on your vehicle’s OEM suspension design.
- Ride height tuning is a combination of PSI + lower mount adjustment. The lower mount helps you achieve the height you want at a comfortable driving pressure.
- Alignment is recommended after installation and after significant ride height changes.
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