05-14 Ford Mustang QA1 HD05-12200 Proma Star Coilover Strut Kit - Double Adjust, Street

The QA1 HD05-12200 Proma Star Coilover Strut Kit offers street and race-ready performance for 2005–2014 Ford Mustang owners. With an inverted strut design, adjustable ride height, and double-adjustable coilovers, this kit enhances handling and stance, making it the perfect upgrade for performance enthusiasts.

Top Features:

  • Inverted strut design for smoother performance
  • 0" to 2" adjustable ride height
  • Custom tuned spring rates for various driving applications
  • Double-adjustable coilovers (rebound and compression)
  • Lightweight anodized aluminum caster camber plates
  • Bolt-in installation, no cutting required
  • Made in the USA

Vehicle Fitment:

  • Year Range: 2005–2014
  • Make: Ford
  • Model: Mustang
  • Engine: Compatible with various engine options 
Vendor: QA1
SKU: QAPHD05-12200
Availability: (Special Order Item)
$ 1,767.95 USD
On-Sale $ 1,767.95 USD
Normally $ 1,864.43 USD
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UPC: 806990174178
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05-14 Ford Mustang QA1 HD05-12200 Proma Star Coilover Strut Kit - Double Adjust, Street

The QA1 HD05-12200 Proma Star Coilover Strut Kit is a game-changing suspension upgrade for Mustang owners seeking unparalleled performance on both the street and the track. Whether you’re looking for a street-friendly ride or race-ready performance, this kit offers the perfect balance of ride quality and handling. The double-adjustable coilover design, combined with custom-tailored spring rates and an innovative inverted strut design, ensures exceptional performance in any driving condition. Fine-tune your suspension with ease, improve your Mustang’s handling, and dial in the ideal stance with adjustable ride height.

Key Features:

  • Inverted Strut Design: Resists side loading, improving handling during hard cornering and braking.
  • Adjustable Ride Height: 0" to 2" lower than stock, allowing for a customized stance.
  • Custom Tuned Spring Rates: Tailored to suit street, drag racing, or performance applications for the ultimate ride and performance.
  • Double-Adjustable Coilovers: Independent tuning of rebound and compression for precise suspension setup.
  • Lightweight Caster Camber Plates: Anodized aluminum plates for reduced weight and precise suspension geometry adjustments.
  • Bolt-In Installation: Easy, hassle-free installation with no cutting or welding required.
  • Made in the USA: Proudly manufactured in Lakeville, Minnesota for superior quality.

Benefits:

  • Versatile Performance: Perfect for both street and race applications, providing the best balance of ride comfort and handling.
  • Enhanced Handling: The inverted strut design and double-adjustable coilovers ensure smoother performance during aggressive cornering and braking.
  • Customizable Stance: Ride height can be adjusted from 0" to 2" lower than stock, allowing for a sleek street look or track-ready balance.
  • Improved Suspension Geometry: Caster camber plates enhance handling and tire wear by providing more precise suspension tuning.
  • Durability & Quality: Lightweight yet robust components, including anodized aluminum, are built to withstand demanding conditions.
  • Simple Installation: The bolt-in design ensures an easy, quick setup with no need for modifications.
  • Peace of Mind: Backed by a limited lifetime warranty for confidence in long-term use.

Product Specs:

  • Color: Black and silver finish
  • Material: Aluminum strut body, anodized aluminum caster camber plates
  • Spring Rate: 200 lb/in
  • Coil Spring Included: Yes
  • Strut Valving: Double adjustable (rebound and compression)
  • Position: Front
  • Application: Street and race use
  • Spring Type: Custom tailored, suited for various performance needs
  • Shock Type: Monotube, double adjustable
  • Caster Camber Plates: Lightweight anodized aluminum for enhanced adjustability

Install Difficulty Level
Installing the QA1 HD05-12200 Proma Star Coilover Strut Kit is a simple, bolt-in process that should take approximately 3–4 hours for most users. The kit comes with everything necessary for installation, including detailed instructions, and does not require any special tools. With basic mechanical knowledge, most enthusiasts can complete the installation in a weekend, making this an ideal upgrade for anyone looking to improve their Mustang's suspension without the hassle of complex modifications.

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 is required for all returns. Please contact an MPT Expert to obtain an RA # before sending anything back to us for any reason.

MPT tuning charges and license fees are Non-Refundable. The sale is final when MPT has sent the tune file over email. This includes both new tune purchases and tune updates.

Products other than MPT tunes, digital products, and MPT decals may be returned within 30 days for any reason, provided that the product has not been installed and is in brand new, unused condition with the original packaging. Once a product has been installed it is non-refundable. We reserve the right to deny the return, should the product be received and it display signs of installation or unmentioned damage.

For vehicle programmers/tuners, the vehicle must be returned to stock if a program was installed. If a tuning device is returned and has not been returned to stock, a refund will not be issued, and your tuner will not be sent back without a shipping and handling fee.

The customer is responsible for all shipping charges incurred during the return process.

Amount Refunded:
•Returns post marked before 30 days from the date the item was received will be refunded the purchase price, minus a 25% restocking fee and the cost of shipping.
After 30 days, all sales are Final.
•Shipping charges along with any package insurance are non-refundable. If your purchase was shipped with our Free Shipping option, the cost of the shipping will be subtracted from the total refund amount.

HP Tuners Credits are assigned to the HP Tuners product with the submitted serial number and cannot be transferred. Once you load a tune to your vehicle with the RTD, these credits are Non-Refundable.

Digital products and files that have no ability to be taken back physically, such as an SCT Tuner Unlock, are Non-Refundable.

nGauge Tune License Fee is included in your initial purchase of MPT tunes for the nGauge. This fee is factored into the price of the tunes and becomes Non-Refundable when the stock file has been emailed to MPT.

MPT Decals are Non-Refundable, once they have been 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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