2019-2020 BMW M340i (G20) Pre-LCI Pre-Preg Dry Carbon Fiber Performante Rear Diffuser | AutoTecknic
The AutoTecknic Dry Carbon Performante Rear Diffuser is a precision-engineered upgrade for the 2019-2020 BMW 3 Series G20 M340i Pre-LCI, enhancing aerodynamics and styling.
- The description claims the diffuser improves rear-end downforce and airflow management.
- The description claims the diffuser is made using AutoTecknic's 100% true pre-preg dry carbon fiber technology.
- The description claims the autoclave curing process produces a stronger, lighter component.