BMW Universal Car Front and Rear Bumper Strip Lip Spoiler Diffuser Splitter Scratch Protector, 48 cm Length Material and finish: Made of PP material with a UV transition paint finish. Scratchresistant, waterresistant, and weatherresistant to perform in varied conditions over longterm use. Key function: The spoiler disrupts airflow under the vehicle to help preserve rearwheel grip and reduces the drag coefficient, contributing to improved fuel economy and speed stability. Professional design: Front bumper lips are designed to increase front downforce, minimize air flowing beneath the car, and help stabilize the vehicle. Compatibility and size: Universal fit for BMW front and rear bumper applications, with a 48 cm length. Practical benefits: Protects bumper edges from scratches and minor impacts while enhancing aerodynamic efficiency and handling. Use scenarios: Highway cruising: Improves speed stability and handling on longdistance drives. Windy or rainy conditions: Helps maintain grip by reducing underbody air intrusion and protecting the bumper area. Everyday and performanceoriented driving: Supports better downforce and overall vehicle stability during spirited driving or track days.