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Aeroflow Dynamics Side Skirt Extension V1 (2012-2015 Civic Si Sedan)
Aeroflow Dynamics Side Skirt Extension V1 (2012-2015 Civic Si Sedan)
Aeroflow Dynamics Side Skirt Extension V1 (2012-2015 Civic Si Sedan)
Aeroflow Dynamics Side Skirt Extension V1 (2012-2015 Civic Si Sedan)

Aeroflow Dynamics Side Skirt Extension V1 (2012-2015 Civic Si Sedan)

Special Order Item
Please see shipping policy for more info

sku-2417100095512

Material
Material: aluminum

Pairs well with
$ 299.99
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CURRENTLY OUT OF PRODUCTION

Designed for the 2012–2015 Honda Civic Si Sedan, these side skirt extensions enhance the car’s profile with aggressive styling and improved side aero — the perfect finishing touch for your 9th gen Civic build.

🔧 Direct Fitment
Engineered specifically for the 9th gen Civic Si Sedan with guaranteed OEM-level fitment.

🛠️ Material
Made from aerospace-grade lightweight aluminum for superior strength and reliability.

⚙️ Precision-Crafted
Fully CNC-machined and professionally powder-coated in gloss black for a clean, durable finish.

Made in USA
Proudly manufactured in the United States using high-quality materials and expert craftsmanship.

🧰 Installation-Ready
Pre-drilled with all necessary hardware included
📏 Sold as a pair — left and right side skirt extensions
🧑🔧 Professional installation highly recommended

💨 Why Add Side Skirt Extensions to Your Civic Si?
These extensions smooth out airflow along the lower body while delivering a more planted and aggressive stance. Whether you're going for show or performance, they complete the look.

CNC-cut aero components are produced per order and require material allocation and machine programming.

  • Typical Lead Time: 3-5 weeks

  • CNC items may be canceled within 48 hours

  • After 48 hours: Orders become FINAL SALE

  • Any cancellation request will be subject to a restocking fee due to production preparation already in progress.

Aeroflowdynamics Install Instructions

  • All Aeroflow Dynamic Exhaust are Built-to-Order with a lead time of 4-8 weeks. Once the order has been placed, it cannot be canceled.

No Returns for Aeroflow Dynamics Parts

All sales are final. We do not accept returns or exchanges, except in the case of a defective product. If you receive a defective product, please contact us within 2 days of receiving the product to arrange for a return or exchange.

To be eligible for a return or exchange due to a defective product, you must provide proof of purchase and the product must be in its original packaging.

We reserve the right to refuse any returns or exchanges that do not meet the above criteria.

If you have any questions or concerns about a product before making a purchase, please contact us for more information. We will be happy to assist you.

By making a purchase on our website, you acknowledge and agree to this no return policy

Aeroflowdynamics Return Policy

WARRANTY:

Warranty covers all defects in materials and craftsmanship over a 30-day period from purchase. Warranty is only applicable to the original purchaser/owner of the item(s). Warranty does not cover items damaged by customer misuse and or abuse. Aeroflowdynamics is NOT responsible for any and all damages caused by the improper installation of any product. Please mail sales@aeroflowdynamics.com with any questions in regards to warranty.

If the package arrived damaged, please notify us within 48 hours of when you receive the package. After the 48 hours, we will not be able to offer a refund or ship you a replacement.

Aeroflowdynamics Warranty

AEROFLOW DYNAMICS LOGO

AeroFlow Dyanmics

AeroFlow Dynamics is a California-based automotive parts company specializing in high-quality, precision-engineered aluminum aerodynamic upgrades such as splitters, wings, diffusers, fender flares, and overlays. Their products are CNC-machined from aerospace-grade aluminum, powder coated for durability, and proudly made in the USA with strict quality control. They offer components for a wide range of makes and models, including Subaru, Honda, Toyota, BMW, and more.

View More AeroFlow Dyanmics Products

Popular FAQs

Please read our FAQs page to find out more.

Why Should I Buy AeroFlow Dynamics Products from JD Customs USA?

Why Should I Buy AeroFlow Dynamics Products from JD Customs USA?

JD Customs USA is a trusted retailer for AeroFlow Dynamics aerodynamic components, offering enthusiasts a reliable place to purchase high-quality splitters, wings, diffusers, side skirts, and aero accessories. When you buy AeroFlow Dynamics products from JDC, you are working with a retailer that understands vehicle-specific aerodynamics, fitment accuracy, and the balance between performance and street-driven usability.

AeroFlow Dynamics is known for producing functional aero parts that combine aggressive styling with real-world aerodynamic benefits. JD Customs USA ensures these products are presented accurately and supported by a knowledgeable team that understands enthusiast builds.

Are AeroFlow Dynamics Products from JD Customs USA Authentic?

Yes. All AeroFlow Dynamics products sold by JD Customs USA are 100 percent authentic and sourced directly through authorized AeroFlow Dynamics distribution. This guarantees genuine materials, correct designs, and proper manufacturing standards.

Purchasing through JD Customs USA protects customers from imitation aero parts, incorrect replicas, or poorly fitting alternatives commonly found through unauthorized sellers.

Does JD Customs USA Help with AeroFlow Dynamics Fitment and Installation Questions?

Absolutely. Aerodynamic components require precise fitment and proper installation to perform correctly. JD Customs USA provides guidance to help customers confirm:

  • Vehicle compatibility and year ranges
  • Mounting requirements and hardware expectations
  • Differences between cosmetic aero and functional aero setups
  • Street, track, or show-oriented use cases

Our team helps ensure you choose the right AeroFlow Dynamics components for your goals before placing an order.

Why Buy AeroFlow Dynamics from JD Customs USA Instead of Other Retailers?

Many online retailers list aero parts with limited detail or unrealistic expectations. JD Customs USA provides accurate product descriptions, clear installation notes, and honest guidance, helping customers understand exactly what they are purchasing.

We also emphasize transparency regarding drilling requirements, adjustability, and real-world usage so there are no surprises during installation.

What Makes JD Customs USA the Right Place to Buy AeroFlow Dynamics Products?

JD Customs USA is an enthusiast-driven retailer focused on quality, transparency, and long-term customer satisfaction. We curate AeroFlow Dynamics products that meet our standards for design, durability, and functional performance.

When you purchase AeroFlow Dynamics products from JD Customs USA, you receive:

  • Genuine AeroFlow Dynamics aerodynamic components
  • Verified vehicle fitment and accurate product listings
  • Clear expectations for installation and use
  • Support from knowledgeable automotive enthusiasts
  • Secure checkout and careful order handling

Choosing JD Customs USA ensures you are investing in authentic AeroFlow Dynamics aero products with the expertise and support needed to complete your build confidently and correctly.