{"product_id":"haw-rsc-style-dry-carbon-fiber-rear-diffuser-for-bmw-m3-g80-g81-m4-g82-g83","title":"HAW RSC Style Dry Carbon Fiber 7 Pieces Rear Diffuser for BMW M3 G80 \/ G81 M4 G82 \/ G83","description":"\u003ch2\u003ePrepreg Dry Carbon Construction\u003c\/h2\u003e\n\u003cp\u003eEvery HAW carbon fibre product is manufactured using a prepreg dry carbon process. The carbon fibre fabric is autoclave-cured under high temperature and pressure, with resin content precisely controlled between 37% and 42%. This ensures each piece achieves exceptional structural rigidity while remaining significantly lighter than wet carbon alternatives.\u003c\/p\u003e\n\u003cp\u003eWe use Toray standard-grade 3K twill-weave carbon fibre tow to produce our fabric. 3K means each carbon bundle contains approximately 3,000 individual filaments. The twill weave creates the classic diagonal texture — one that shifts subtly under changing light, understated yet impossible to ignore.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eHAW RSC Style Dry Carbon Fiber 7 Pieces Rear Diffuser – BMW M3 G80 G81 \/ M4 G82 G83\u003c\/h2\u003e\n\u003cp\u003eRedefine the rear end with precision aerodynamics. The HAW RSC Style dry carbon fiber rear diffuser is a 7-piece system engineered to optimise rear-end negative pressure, increase downforce, reduce turbulence, and lower drag — all while delivering an aggressive, race-inspired aesthetic on your BMW M3 or M4. Precision-crafted in prepreg dry carbon for a piece that performs as aggressively as it looks.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDry Carbon Fiber Construction\u003c\/strong\u003e – Autoclave-cured prepreg carbon, lighter and stiffer than wet carbon alternatives, finished in a premium 3K twill weave\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRSC Style 7-Piece Design\u003c\/strong\u003e – Multi-element diffuser system with precisely shaped fins and blades that work together to manage rear airflow at a system level\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimised Rear Negative Pressure\u003c\/strong\u003e – The 7-piece configuration creates a structured low-pressure zone beneath the rear bumper, pulling the car closer to the road surface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncreased Downforce\u003c\/strong\u003e – Enhanced rear downforce improves high-speed stability and cornering confidence without added weight\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduced Turbulence\u003c\/strong\u003e – Channelled airflow through the multi-element fins minimises chaotic wake behind the vehicle for a cleaner aerodynamic profile\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLower Drag\u003c\/strong\u003e – Streamlined rear airflow management reduces aerodynamic drag, supporting efficiency and top-end performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect OEM Fitment\u003c\/strong\u003e – Designed specifically for G80 \/ G81 \/ G82 \/ G83 chassis; no cutting or modification required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUV-Resistant Clear Coat\u003c\/strong\u003e – Protects the carbon weave from yellowing and fading over time\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignificant Weight Reduction\u003c\/strong\u003e – Lighter than the factory plastic rear diffuser\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAvailable Finishes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGloss Dry Carbon\u003c\/strong\u003e – High-gloss clear coat for a deep, reflective finish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatte Dry Carbon\u003c\/strong\u003e – Satin clear coat for a subtle, stealth look\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBMW M3 Sedan (G80)\u003c\/li\u003e\n\u003cli\u003eBMW M3 Touring (G81)\u003c\/li\u003e\n\u003cli\u003eBMW M4 Coupe (G82)\u003c\/li\u003e\n\u003cli\u003eBMW M4 Convertible (G83)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e7x HAW RSC Style dry carbon fiber rear diffuser pieces\u003c\/li\u003e\n\u003cli\u003eFitting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eProfessional installation recommended. Please verify fitment with your chassis code before ordering.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch2\u003eNote: This is a pre-order item. Estimated arrival approximately 2 weeks from order.\u003c\/h2\u003e","brand":"Hollow Aero Works","offers":[{"title":"Gloss Dry Carbon","offer_id":53891116106094,"sku":null,"price":2899.0,"currency_code":"AUD","in_stock":true},{"title":"Matte Dry Carbon","offer_id":53891116138862,"sku":null,"price":3099.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/6154\/4814\/files\/BMW-G80-M3-Rear-Diffuser-Carbon-Fiber-Exploded-View.webp?v=1781059139","url":"https:\/\/hollowaeroworks.com.au\/products\/haw-rsc-style-dry-carbon-fiber-rear-diffuser-for-bmw-m3-g80-g81-m4-g82-g83","provider":"Hollow Aero Works","version":"1.0","type":"link"}