05-14 Ford Mustang QA1 HD05 Proma Star Coilover Strut - Double Adjust

The QA1 HD05 Proma Star Coilover Strut is an ideal upgrade for 2005–2014 Ford Mustang owners seeking improved handling and performance. With an inverted strut design, double-adjustable valving, and lightweight construction, it offers excellent ride quality and customization for street or track driving.

Top Features:

  • Inverted strut design for improved cornering and braking
  • Double-adjustable valving (rebound and compression)
  • Lightweight threaded aluminum body
  • Easy bolt-in installation, no modifications required
  • Made in the USA

Vehicle Fitment:

  • Year Range: 2005–2014
  • Make: Ford
  • Model: Mustang
  • Engine: Compatible with various engine options
Vendor: QA1
SKU: QAPHD05
Availability: (Special Order Item)
$ 560.95 USD
On-Sale $ 560.95 USD
Normally $ 621.44 USD
Save $ 60.49
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UPC: 806990174161
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05-14 Ford Mustang QA1 HD05 Proma Star Coilover Strut - Double Adjust

The QA1 HD05 Proma Star Coilover Strut is the perfect performance upgrade for 2005–2014 Ford Mustang owners looking to improve handling, ride quality, and performance. Whether you use your Mustang for daily driving, weekend cruises, or track days, the lightweight inverted strut design ensures superior performance in any situation. With double-adjustable valving for both compression and rebound, this strut provides precise control over suspension behavior, allowing you to fine-tune it for your specific driving style. A perfect choice for those who demand the best in performance and durability, the QA1 Proma Star Coilover Strut is designed for easy, bolt-in installation with no modifications required.

Key Features:

  • Inverted Strut Design: Large diameter shaft resists side loading, improving performance during hard cornering and braking.
  • Lightweight Construction: Threaded aluminum body reduces unsprung weight, enhancing suspension responsiveness and handling.
  • Double-Adjustable Valving: Independent rebound and compression adjustments for fine-tuning your Mustang’s suspension to any driving condition.
  • Easy Bolt-In Installation: Fully bolt-in kit for a hassle-free installation process with no cutting or welding required.
  • Made in the USA: Manufactured in Lakeville, Minnesota for exceptional quality and craftsmanship.

Benefits:

  • Enhanced Performance: Inverted design and double-adjustable valving provide superior control, handling, and stability, even during aggressive driving.
  • Customizable Ride: Adjustable suspension allows you to tailor the ride for both street comfort and track performance.
  • Improved Traction: Lightweight components reduce unsprung weight, improving traction and handling in all driving conditions.
  • Long-Lasting Durability: Built with high-quality materials to withstand rigorous driving, ensuring long-term performance.
  • Simple Installation: The bolt-in design makes installation quick and easy, with no modifications needed.
  • Warranty: Backed by a limited lifetime warranty for added peace of mind.

Product Specs:

  • Strut Valving: Double adjustable (rebound and compression)
  • Material: Threaded aluminum body, steel components
  • Position: Front
  • Coilover Conversion Kits Available: COK113 (sold separately)
  • Caster Camber Plates Required: Yes, CC115 (sold separately)
  • Not Compatible With: Factory size springs

Install Difficulty Level
Installing the QA1 HD05 Proma Star Coilover Strut is an easy, bolt-in process that requires no cutting or welding. The kit includes all necessary hardware for installation, which typically takes about 3-4 hours for most DIY enthusiasts. With basic mechanical knowledge and common hand tools, this upgrade can be done with minimal effort.

Vehicle Fitment:

  • Year Range: 2005–2014
  • Make: Ford
  • Model: Mustang
  • Engine: Compatible with various engine options for the 2005–2014 Mustang 

For any questions regarding this product or to report product description inaccuracies, contact the MPT Performance experts at (407) 636-7077 or by email.

Shipping Policy

MPT is proud to offer free shipping on most orders over $149.

  • Free shipping applies only to the contiguous United States. Shipping and handling charges will apply to orders outside the contiguous US, and the buyer is responsible for any duty fees or taxes their home country may charge to import goods.
  • With free shipping, we will choose the best shipping method for your order. We use all major carriers, including USPS, FedEx, UPS, and DHL.

Turnaround Times:

  • MPT Tunes have a standard turnaround time of 2-3 business days, beginning once we receive your MPT Tune Form.
  • We do not process orders on weekends or observed holidays, which do not count as business days.
  • Physical items that are in stock at MPT and ordered by 4PM EST will be shipped the same day. Orders placed after 4PM EST will be processed on the following business day.

Special Considerations:

  • Items not stocked at our location will follow the same processing times but may experience lead-time delays and could incur additional charges. Shipping methods may vary for these items based on what was paid and the requested delivery speed. If you need an item by a specific deadline, please contact an MPT Expert.
  • SCT Tuner Orders with the Prioritized Order option must have their tune forms submitted by 3PM EST to be completed the same day. Forms submitted after this time will be processed the next business day.
  • Orders will ship to the billing address listed on your order. If paying by credit or debit card, we can only ship to the billing address. Contact an MPT Expert for assistance if you need a different shipping address.

MPT Performance Returns and Refund Policy

  • A Return Authorization Number (RA #) is required for all returns. Please contact an MPT Expert to obtain an RA# before sending anything back.
  • MPT tuning charges and license fees are non-refundable. The sale is final once MPT has sent the tune file via email, which applies to both new tune purchases and tune updates.

Returnable Products:

  • Products (other than MPT Tunes) may be returned within 30 days as long as they have not been installed and are in brand new, unused condition with original packaging. Installed products are non-refundable. MPT reserves the right to deny a return if the product shows signs of installation or damage.
  • Vehicle programmers/tuners that have loaded a tune onto a vehicle cannot be returned.

Refund Amounts:

  • Returns postmarked within 15 days of receipt will be refunded the purchase price minus the shipping cost MPT paid.
  • Returns postmarked between 16 and 30 days will be refunded the purchase price minus a 25% restocking fee and the shipping cost.
  • After 30 days, all sales are final.

Non-Refundable Items:

  • Shipping charges and any package insurance are non-refundable. If free shipping was applied to your purchase, the actual shipping cost will be subtracted from your refund.
  • HP Tuners Credits are non-refundable once they’ve been assigned to a device’s serial number, which occurs either during the purchase or upon completing the tune form.
  • Digital products like SCT Tuner Unlocks, HP Tuners Credits, or MPT Tunes cannot be refunded.
  • Decals/Stickers are non-refundable once received by the customer.
Year Make Model Submodel
2005-2014 Ford Mustang Base
2012-2013 Ford Mustang Boss 302
2008-2009 Ford Mustang Bullitt
2005-2014 Ford Mustang GT
2007-2008 Ford Mustang Shelby GT
2007-2014 Ford Mustang Shelby GT500
2008-2009 Ford Mustang Shelby GT500KR

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