{"product_id":"replacement-ampp-rock-rear-diffuser-dodge-challenger-2015-2024","title":"Vicrez Replacement AMPP Rock Rear Diffuser | Dodge Challenger 2015-2024","description":"\u003cdiv class=\"product-container\"\u003e\n\u003ch6 class=\"product-title\"\u003eAMPP Rock Style Rear Diffuser — Hard Panel Construction\u003c\/h6\u003e\n\u003cdiv class=\"product-intro\"\u003e\n\u003cp class=\"lead-text\"\u003e\u003cstrong\u003eInjection-molded polyurethane diffuser engineered to reduce rear-end turbulence and stabilize the chassis at highway speeds.\u003c\/strong\u003e Built from high-grade impact-resistant material using 3D scan CAD data for direct OEM fitment. Ships unpainted with protective black coating — test-fit before committing to prep and paint.\u003c\/p\u003e\n\u003cdiv class=\"trust-indicators\"\u003e\n\u003cspan class=\"badge\"\u003e✓ Polyurethane Construction\u003c\/span\u003e \u003cspan class=\"badge\"\u003e✓ Hand-Crafted in USA\u003c\/span\u003e \u003cspan class=\"badge\"\u003e✓ Direct OEM Fit\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 airflow management\u003c\/strong\u003e - Minimizes side turbulence for improved high-speed stability without adding excessive height.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight polyurethane core\u003c\/strong\u003e - Impact-resistant material absorbs minor contact without shattering or delaminating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3D CAD-modeled fitment\u003c\/strong\u003e - Injection-molded using OEM reference scans for panel-gap alignment.\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\u003eConstruction: Injection-molded\u003c\/li\u003e\n\u003cli\u003eFinish: Unpainted black protective coating\u003c\/li\u003e\n\u003cli\u003eCondition: New\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6 class=\"section-title\"\u003eWhats Included\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eRear diffuser assembly\u003c\/li\u003e\n\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\u003eThe diffuser adds minimal extension below the factory rear bumper line. Most inclines won't be an issue, but steep driveway angles or aggressive approach\/departure angles may make contact — test-fit and verify clearance with your specific suspension setup before painting.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp\u003e\u003cstrong\u003eIs this purely cosmetic or does it actually improve aerodynamics?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt's functional. The diffuser design reduces high-speed rear-end turbulence and improves chassis stability, especially noticeable above 60 mph. That said, it also enhances the rear end visually — you get both.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp\u003e\u003cstrong\u003eHow should I prep this before painting?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTest-fit first without any adhesive or fasteners to confirm panel gaps and clearance. Once confirmed, the black protective coating needs to be scuffed with 400–600 grit to accept primer. Refer to your paint supplier's prep sequence — polyurethane can be sensitive to certain primers, so confirm compatibility before committing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vicrez","offers":[{"title":"Default Title","offer_id":46014396039402,"sku":"K2-2406-DGE-130-DFS","price":462.85,"currency_code":"USD","in_stock":false}],"url":"https:\/\/www.k2-industries.com\/en-ch\/products\/replacement-ampp-rock-rear-diffuser-dodge-challenger-2015-2024","provider":"K2 Industries","version":"1.0","type":"link"}