{"product_id":"audi-a5-s-line-s5-b9-sportback-4-door-carbon-fiber-side-skirt-extensions-2017-2019","title":"2017–2019 Audi A5 S-Line \/ S5 B9 Sportback Side Skirt Extensions – Carbon Fiber","description":"\u003ch2\u003e2017–2019 Audi A5 S-Line \/ S5 B9 Sportback Side Skirt Extensions – Carbon Fiber\u003c\/h2\u003e\n\n\u003cp\u003eEnhance the lower body stance and side profile of your Audi A5 S-Line or S5 B9 Sportback with these carbon fiber side skirt extensions. Finished in a high-polish gloss black 3K twill weave and running the full length of the lower body, they add visual width for a more planted, aggressive side profile that complements the factory B9 Sportback body lines.\u003c\/p\u003e\n\n\u003ch3\u003eBuild\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Genuine carbon fiber in a 3K twill weave, vacuum moulded using a 3D design and CNC moulding process — lightweight, strong, and visually striking with an authentic weave surface that carbon-look ABS and painted alternatives cannot replicate\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSurface finish:\u003c\/strong\u003e High-polish gloss black finish that showcases the natural 3K twill weave with strong UV and moisture resistance through long-term outdoor and driving exposure\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Supplied as a handed pair (left and right) for a symmetrical installation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePanel length:\u003c\/strong\u003e 185 cm per side for full-length lower body coverage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDesign \u0026amp; Finish\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAggressive stance:\u003c\/strong\u003e Extension profile visually widens and lowers the side profile for a more planted, ground-hugging look\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFull-length coverage:\u003c\/strong\u003e The 185 cm panel spans the complete lower body for an integrated finish with no factory door sill areas left exposed\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCarbon aesthetic:\u003c\/strong\u003e 3K twill weave and gloss black finish complement the factory B9 Sportback body lines for a coordinated, motorsport-grade look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2017–2019 Audi A5 S-Line B9 Sportback\u003c\/strong\u003e (4-door)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2017–2019 Audi S5 B9 Sportback\u003c\/strong\u003e (4-door)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFits the factory door sills only\u003c\/strong\u003e — not compatible with aftermarket side skirt configurations\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBody style:\u003c\/strong\u003e Sportback (4-door) only — \u003cstrong\u003edoes not fit\u003c\/strong\u003e Coupe, Sedan, or Cabriolet body configurations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2 × carbon fiber side skirt extensions (left and right)\u003c\/li\u003e\n  \u003cli\u003ePre-applied adhesive tape for installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo-drill, adhesive-mounted:\u003c\/strong\u003e Installs with the included adhesive tape — no drilling and no permanent modification to the factory door sills\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSurface prep:\u003c\/strong\u003e Thoroughly clean, degrease, and dry the lower door sill surface before fitting to ensure maximum adhesion\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCheck orientation:\u003c\/strong\u003e The panels are handed — confirm correct left and right sides before final adhesion\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProfessional installation strongly recommended\u003c\/strong\u003e — panels of this length require careful positioning to achieve symmetrical alignment and a clean finish along the full run\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBefore You Install\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eConfirm your car is an A5 S-Line or S5 B9 \u003cstrong\u003eSportback\u003c\/strong\u003e (2017–2019) before ordering — this will not fit the Coupe, Sedan, or Cabriolet\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDry-fit both panels first\u003c\/strong\u003e — at 185 cm, any difference in height or fore-aft position between sides is immediately visible along the car\u003c\/li\u003e\n  \u003cli\u003eWork in moderate temperatures and allow the adhesive to cure fully before washing the car\u003c\/li\u003e\n  \u003cli\u003eSide skirts sit low and are exposed to kerbs and driveway ramps — take care when parking\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K2 Industries","offers":[{"title":"Default Title","offer_id":42676898070613,"sku":"1601096949738","price":679.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0947\/5040\/files\/1_120f8862-57d8-4cfd-9956-a40ba58fc5cc.jpg?v=1784579000","url":"https:\/\/speedzone-web.com\/products\/audi-a5-s-line-s5-b9-sportback-4-door-carbon-fiber-side-skirt-extensions-2017-2019","provider":"Speedzone Performance LLC","version":"1.0","type":"link"}