2017-2025 Audi A4 B9 Sedan S4 Style Rear Spoiler Wing Carbon Fiber Turbocharger Sport-tuned shock valving for responsive

Sport-tuned shock valving for responsive handling

Operating Voltage - 12V optimized design for reliable BMW electrical system integration

we tested and examined the most popular B-Series shifters and realized that when placed at the optimal shift height the throw is over 90% longer than a stock OEM GS-R shifter

Long‑lasting corrosion protection

2017-2025 Audi A4 B9 Sedan S4 Style Rear Spoiler Wing Carbon Fiber Turbocharger Sport-tuned shock valving for responsiveFitment Fits 2017 2025 Audi A4 B9 B9. 5; 2018 2025 Audi S4 B9 B9. 5 Color Carbon Fiber Style S4 Style Material Real Carbon Fiber Package Includes 1x Trunk Spoiler Installation Instructions Not Included Note: Please test fit items prior to any painting services, any products that are painted void warranty.