{"product_id":"m-performance-rear-diffuser-bmw-g30g38-2017-2023","title":"Vicrez M-Performance Rear Diffuser | BMW G30\/G38 2017-2023","description":"\u003cdiv class=\"product-container\"\u003e\n\u003ch6 class=\"product-title\"\u003eM-Performance Style Rear Diffuser — Polyurethane\u003c\/h6\u003e\n\u003cdiv class=\"product-intro\"\u003e\n\u003cp class=\"lead-text\"\u003e\u003cstrong\u003eThis rear diffuser channels airflow to reduce turbulence and stabilize the chassis at highway speeds.\u003c\/strong\u003e Injection-molded from high-grade polyurethane using 3D CAD scan data for factory-perfect fitment. Ships in protective black coating — paint and professional installation recommended before mounting.\u003c\/p\u003e\n\u003cdiv class=\"trust-indicators\"\u003e\n\u003cspan class=\"badge\"\u003e✓ Polyurethane Construction\u003c\/span\u003e \u003cspan class=\"badge\"\u003e✓ Direct OEM Fit\u003c\/span\u003e \u003cspan class=\"badge\"\u003e✓ Hand-Crafted in USA\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch6 class=\"section-title\"\u003eKey Features\u003c\/h6\u003e\n\u003cdiv class=\"design-features\"\u003e\u003cul class=\"feature-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eAerodynamic design\u003c\/strong\u003e - Reduces side turbulence for improved stability under load\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM-spec fitment\u003c\/strong\u003e - Built from factory CAD data, no modification needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImpact-resistant material\u003c\/strong\u003e - Polyurethane absorbs road debris without cracking\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003ch6 class=\"section-title\"\u003eSpecs\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial: Polyurethane\u003c\/li\u003e\n\u003cli\u003eCondition: Unpainted, protective black coating\u003c\/li\u003e\n\u003cli\u003eInstallation: Professional mounting recommended\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6 class=\"section-title\"\u003eWhats Included\u003c\/h6\u003e\n\u003cul\u003e\u003cli\u003eRear diffuser assembly\u003c\/li\u003e\u003c\/ul\u003e\n\n\u003cdiv class=\"product-faq\"\u003e\n\u003ch6 class=\"section-title\"\u003eFrequently Asked Questions\u003c\/h6\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp\u003e\u003cstrong\u003eWill this scrape on steep driveways or parking lot inclines?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRear diffusers sit lower than stock bumpers, so test-fit on your steepest approach angles before committing to paint. A professional installer can advise clearance based on your suspension setup and driving style.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this add real downforce or is it just cosmetic?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt's functional. The diffuser design reduces high-speed side turbulence, which helps with stability — especially noticeable on track or highway driving. It's not a wing-level aero gain, but measurable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp\u003e\u003cstrong\u003eWhat prep work is needed before paint?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe black protective coating needs to be cleaned and lightly abraded for paint adhesion. Professional shops will handle this as part of their prep. Do not skip test-fit before painting — fitment issues are easier to catch unpainted.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vicrez","offers":[{"title":"Gloss Black","offer_id":46026502930666,"sku":"K2-3371-BMW-130-DFS","price":186.56,"currency_code":"USD","in_stock":false},{"title":"Gloss Black and Carbon Look","offer_id":46057897623786,"sku":"K2-3371-BMW-130-DFS-2","price":202.95,"currency_code":"USD","in_stock":false},{"title":"Matte Black","offer_id":46057897656554,"sku":"K2-3371-BMW-130-DFS-3","price":170.17,"currency_code":"USD","in_stock":false},{"title":"Matte Black and Carbon Look","offer_id":46057897689322,"sku":"K2-3371-BMW-130-DFS-4","price":197.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0477\/0427\/7142\/files\/vicrez-m-performance-rear-diffuser-gloss-black-vz105870-bmw-g30-g38-2017-2018-2019-2020-2021-2022-2023.jpg?v=1778009838","url":"https:\/\/www.k2-industries.com\/en-pl\/products\/m-performance-rear-diffuser-bmw-g30g38-2017-2023","provider":"K2 Industries","version":"1.0","type":"link"}