{"product_id":"a-style-s5-carbon-fiber-car-rear-diffuser-for-audi-a5-sline-s5-2-door-4-door-2017-2018","title":"Audi A5 S-Line \/ S5 B9 Coupe \u0026 Sedan Carbon Fiber Gloss Black Rear Bumper Diffuser 2017 - 2019","description":"\u003cp\u003e\nUpgrade the lower rear profile of your Audi A5 S-Line or S5 B9 with this genuine carbon fiber rear bumper diffuser, designed in a clean S5-inspired style and available for both the 2-door Coupe and 4-door Sedan body configurations. Manufactured to precise tolerances with a deep gloss black carbon fiber surface finish and UV-resistant coating, this rear diffuser adds a wider, more aggressive lower rear appearance that enhances the factory bumper styling of the A5 S-Line and S5 B9 platform. At 150cm wide, the diffuser delivers comprehensive lower rear bumper coverage for a more planted, performance-oriented rear stance. Excellent fitment accuracy ensures a clean, factory-quality installation result directly to the factory rear bumper.\n\u003c\/p\u003e\n\n\u003ch6\u003eFeatures:\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine carbon fiber construction – manufactured to precise tolerances for consistent panel quality, high structural integrity, and a refined gloss black surface finish\u003c\/li\u003e\n\u003cli\u003eDeep gloss black carbon fiber surface finish – showcases the natural carbon weave and resists UV exposure, moisture, and road debris over sustained outdoor and driving use\u003c\/li\u003e\n\u003cli\u003eS5-inspired rear bumper diffuser profile – adds width and visual aggression to the lower A5 S-Line and S5 B9 factory rear bumper for a more planted and performance-oriented rear stance\u003c\/li\u003e\n\u003cli\u003eCompatible with both 2-door Coupe and 4-door Sedan body configurations\u003c\/li\u003e\n\u003cli\u003eFull-width 150cm coverage delivers comprehensive lower rear bumper upgrading for maximum visual impact\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch6\u003eSpecifications:\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eCondition: 100% Brand New\u003c\/li\u003e\n\u003cli\u003eType: Rear Bumper Diffuser\u003c\/li\u003e\n\u003cli\u003eMaterial: Genuine Carbon Fiber\u003c\/li\u003e\n\u003cli\u003eSurface Finish: Gloss Black Carbon Fiber\u003c\/li\u003e\n\u003cli\u003eDimensions: 150 x 43 x 15 cm (59.06 x 16.93 x 5.91 in)\u003c\/li\u003e\n\u003cli\u003eStyle: S5 Inspired Design\u003c\/li\u003e\n\u003cli\u003eFitment: A5 S-Line \/ S5 B9 Factory Rear Bumper\u003c\/li\u003e\n\u003cli\u003eBody Styles: 2-Door Coupe · 4-Door Sedan\u003c\/li\u003e\n\u003cli\u003ePurpose: Retrofit \/ Upgrade\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch6\u003eFitment:\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eAudi A5 S-Line B9 2-Door Coupe (2017–2019)\u003c\/li\u003e\n\u003cli\u003eAudi A5 S-Line B9 4-Door Sedan (2017–2019)\u003c\/li\u003e\n\u003cli\u003eAudi S5 B9 2-Door Coupe (2017–2019)\u003c\/li\u003e\n\u003cli\u003eAudi S5 B9 4-Door Sedan (2017–2019)\u003c\/li\u003e\n\u003cli\u003eCompatible with A5 S-Line and S5 B9 factory rear bumper only – not compatible with aftermarket or non-A5 B9 bumper configurations\u003c\/li\u003e\n\u003cli\u003eConfirm your specific body style (2-door Coupe or 4-door Sedan) and bumper configuration match before ordering\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch6\u003eContents:\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003e1x Carbon Fiber Rear Bumper Diffuser\u003c\/li\u003e\n\u003cli\u003eInstallation hardware included\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch6\u003eBenefits:\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine carbon fiber delivers an authentic carbon weave appearance and superior strength-to-weight ratio over carbon-look ABS or fiberglass alternatives\u003c\/li\u003e\n\u003cli\u003eGloss black surface finish maintains a premium appearance over prolonged outdoor and driving exposure without fading or yellowing\u003c\/li\u003e\n\u003cli\u003eS5-inspired diffuser profile adds width and visual aggression to the lower rear of the A5 S-Line and S5 B9 for a more track-inspired and purposeful exterior stance\u003c\/li\u003e\n\u003cli\u003eFull-width 150cm coverage ensures comprehensive lower rear bumper coverage for a complete and finished rear end upgrade\u003c\/li\u003e\n\u003cli\u003eCompatible with both Coupe and Sedan body configurations – one product suits multiple A5 and S5 B9 body style variants\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch6\u003eInstallation Notes:\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eClean and degrease the factory rear bumper surface thoroughly before installation to ensure correct panel seating and secure fitment\u003c\/li\u003e\n\u003cli\u003eCompatible with A5 S-Line and S5 B9 factory rear bumper only – will not fit aftermarket rear bumpers or non-A5 B9 bumper configurations\u003c\/li\u003e\n\u003cli\u003eConfirm your specific body style (2-door Coupe or 4-door Sedan) matches before ordering\u003c\/li\u003e\n\u003cli\u003eProfessional installation recommended for optimal diffuser positioning, panel alignment, and finish quality given the wide 150cm panel dimensions\u003c\/li\u003e\n\u003cli\u003eIf unsure about compatibility with your specific A5 or S5 B9 variant or bumper configuration, contact our team with your year, model, and body style before ordering\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6\u003eShipping Information:\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProcessing Time:\u003c\/strong\u003e 2-5 business days for warehouse stock items\u003c\/li\u003e \n\u003cli\u003e\n\u003cstrong\u003eMade-to-Order:\u003c\/strong\u003e Please allow 2-4 weeks for shipping if product requires custom manufacturing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6\u003eWarranty:\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003e12-month standard warranty from date of purchase\u003c\/li\u003e\n\u003cli\u003eContact our support team for assistance with any issues\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K2 Industries","offers":[{"title":"Default Title","offer_id":45984540721386,"sku":"1600387930251","price":579.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0477\/0427\/7142\/files\/H6e2914d83e28426e88e233b7a27562e6l.webp?v=1775734107","url":"https:\/\/www.k2-industries.com\/en-xk\/products\/a-style-s5-carbon-fiber-car-rear-diffuser-for-audi-a5-sline-s5-2-door-4-door-2017-2018","provider":"K2 Industries","version":"1.0","type":"link"}