Aggressive carbon fiber racing rear bumper lip diffuser designed for the Audi A4 and S4 B8.5 (2012-2016) sedan. Features a bold multi-fin design with real carbon fiber weave for improved aerodynamics, sporty appearance, and lightweight performance upgrade. Direct bolt-on or adhesive installation.
| part_number | CF-RBD-A4B85-RACING |
| manufacturer | Generic Racing Parts |
| pname | Carbon Fiber Racing Rear Bumper Lip Diffuser for Audi A4 S4 B8.5 |
| stock | 12 |
| qty_range | 12 |
| unit_price | 125 |
More Highlights / Bullet Points: • Real carbon fiber construction with visible 3K twill weave • Aggressive racing design with multiple vertical fins for a track-inspired look • Perfect fitment on Audi A4 and S4 B8.5 sedan models (2012-2016) • Enhances
| • Material | Premium 3K Twill Carbon Fiber (glossy finish, UV-protected clear coat) |
| • Fitment | Audi A4 / S4 B8.5 Sedan (2012-2016) – fits both S-Line and non-S-Line models with minor adjustments |
| • Design | Racing-style vertical fins + diffuser strakes for enhanced downforce and aggressive look |
| • Weight | Significantly lighter than OEM plastic diffuser |
| • Installation | Bolt-on with original mounting points + 3M adhesive tape recommended (wiring harness may need rerouting if replacing reflector area) |
| • Finish | High-gloss clear coat (can be painted if desired) |
| • Package Includes | 1x Rear Bumper Lip Diffuser, mounting hardware |
| Key Features (Key | Value format): |
| • Material | Real 3K Carbon Fiber Twill |
| • Vehicle Compatibility | Audi A4 B8.5 / S4 B8.5 (2012-2016) |
| • Style | Racing Multi-Fin Diffuser |
| • Finish | Glossy Carbon Fiber |
| • Installation Type | Bolt-On / Adhesive |
| • Benefit | Improved Aerodynamics + Aggressive Motorsport Look |
| • Weight Reduction | Yes (lighter than stock) |
| • Quality | Hand-laid, vacuum-infused for strength and perfect weave |
No compatibility data available.