QA1 Precision Products HD05 Proma Star Double Adjustable Coilover Strut

The QA1 Precision Products HD05 Proma Star is a premium double-adjustable coilover strut engineered for high-performance street and track applications. Designed specifically for 2005-2014 Ford Mustangs, this coilover system delivers exceptional handling control with independent adjustment of compression and rebound damping.

Key Features:

• Double-adjustable valving provides independent tuning of compression and rebound for precise suspension control
• Proma Star series construction with high-quality monotube design for consistent damping performance
• Application-specific engineering for 2005-2014 Ford Mustang chassis
• CNC-machined aluminum components for strength and weight savings
• Adjustable spring perch allows precise ride height tuning
• Durable hard-anodized finish resists corrosion and wear
• Rebuildable and revalvable design for long-term serviceability

QA1's Proma Star coilovers are trusted by enthusiasts and racers who demand professional-grade suspension performance. The double-adjustable design allows you to dial in your suspension for autocross, road racing, or spirited street driving, making it an ideal upgrade for Mustang owners seeking improved handling and adjustability.