{"product_id":"2020-2021-audi-a5-s-line-s5-b9-sportback-rear-bumper-diffuser-lip-carbon-fiber","title":"2020–2021 Audi A5 S-Line \/ S5 B9 Sportback Rear Bumper Diffuser Lip – Carbon Fiber","description":"\u003ch2\u003e2020–2021 Audi A5 S-Line \/ S5 B9 Sportback Rear Bumper Diffuser Lip – Carbon Fiber\u003c\/h2\u003e\n\n\u003cp\u003eComplete the rear-end transformation of your Audi A5 S-Line or S5 B9 Sportback with this carbon fiber rear bumper diffuser lip. Supplied as a two-piece set spanning the full lower bumper width, it adds visual width and a more aggressive lower rear appearance with a genuine carbon weave finish.\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, autoclave cured using a 3D design and CNC milling process for precise diffuser geometry, consistent panel quality, and an authentic weave appearance over carbon-look ABS or fiberglass alternatives\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSurface finish:\u003c\/strong\u003e High-gloss epoxy-polished top coat that showcases the natural carbon weave and provides lasting UV and moisture protection through sustained outdoor and driving exposure\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Two-piece set for complete lower rear bumper coverage\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePanel width \u0026amp; weight:\u003c\/strong\u003e 173.8 cm across · approximately 1.65 kg for the set\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDesign \u0026amp; Aerodynamics\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAggressive stance:\u003c\/strong\u003e Diffuser lip profile adds visual width and weight to the lower rear for a more commanding, track-inspired rear end\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFull-width coverage:\u003c\/strong\u003e The 173.8 cm span covers the complete lower rear bumper for an integrated finish with no exposed factory sections\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCarbon aesthetic:\u003c\/strong\u003e Directional weave and gloss finish complement the factory B9 Sportback bodywork 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\u003e2020–2021 Audi A5 S-Line B9 Sportback\u003c\/strong\u003e (4-door)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2020–2021 Audi S5 B9 Sportback\u003c\/strong\u003e (4-door)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFits the factory rear bumper only\u003c\/strong\u003e — not compatible with aftermarket bumper 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 rear bumper diffuser lip pieces\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 rear bumper\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSurface prep:\u003c\/strong\u003e Thoroughly clean, degrease, and dry the rear bumper at all mounting positions before fitting to ensure maximum adhesion\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAlignment:\u003c\/strong\u003e Dry-fit both pieces together and check spacing and symmetry across the full width before committing either to adhesion\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProfessional installation strongly recommended\u003c\/strong\u003e — a panel of this width requires careful positioning to achieve symmetrical alignment and a clean finish\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 (2020–2021) before ordering — this will not fit the Coupe, Sedan, or Cabriolet\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\u003eInstallation is reversible, but adhesive removal and re-prep may be required if pieces need repositioning\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K2 Industries","offers":[{"title":"Default Title","offer_id":51500511461682,"sku":"1601301008364","price":759.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0875\/7365\/9954\/files\/2012_2016AudiA5_S5_RS5B8.5CoupeSingleDeckRearTrunkSpoiler_CarbonFiber.jpg?v=1784686573","url":"https:\/\/peterscarparts.com\/products\/2020-2021-audi-a5-s-line-s5-b9-sportback-rear-bumper-diffuser-lip-carbon-fiber","provider":"PETER'S CAR PARTS","version":"1.0","type":"link"}