Denso

Coil-Over Kit with Bilstein Shocks

$513.00

SKU: COP-4

In Stock
In Stock
Ships by Aug 31
Free Shipping over $200
$100 Minimum Order
30 Days Return

Description

The Maximum Motorsports COP-4 is a comprehensive coil-over kit engineered to enhance the suspension performance of the 1999-2004 Mustang IRS models. Designed as a direct fit for the specified Mustang IRS, the COP-4 kit aims to improve handling and ride quality. The integration of Bilstein shocks is known for their performance and durability, while the included springs are specifically matched to work with the shocks for optimal balance and control. This coil-over system is intended to provide a more responsive and stable driving experience, particularly during spirited driving or when carrying loads. Installation is intended to be straightforward for those familiar with suspension work, though professional installation is always recommended for optimal results and safety. The kit is built to the standards expected from Maximum Motorsports, a brand recognized for its focus on Mustang performance.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandDenso
Part NumberCOP-4
CategorySuspension and Components

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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