S4 Avant

Raise the level of style on your B9 S4 or A4 S-line with the ECS Tuning Carbon Fiber Grille Accent Set. This quality addition was engineered and designed in-house to fit directly to your...

Raise the level of style on your Mid-Facelift B9 A4 S-Line or S4 with the ECS Tuning gloss black 3-piece front lip. These quality pieces were engineered and designed in-house to fit directly to...

Raise the level of style on your Mid-Facelift B9 A4 S-Line or S4 with the ECS Tuning gloss black front chin spoilers. These quality pieces were engineered and designed in-house to fit&nb

In most vehicle applications, the plastic accordion turbo inlet hose found in the intake system is not designed for performance or modification. It was designed to get the job done, but when you...

FITS ONLY:Audi S4 B9 Sedan/ Avant (2015-2019)Audi A4

FITS ONLY:Audi S4 B9 Sedan/ Avant (2015-2019)Audi A4

Rear Side Splitters Audi A4 / A4 S-Line / S4 Sedan / Avant B9 FITS:Audi A4 S-Line Sedan B9 2016 - 2019Audi A4 S-Line Avant B9 2016 - 2019Audi S4 Sedan B9 2016 - 2019Audi S4 Avant B9 2016 - 2019Audi...

The P3 Analog Gauge *This gauge IS NOT plug and play. Boost/vacuum hose to the engine is required and wiring needs to be completed for power, ground, and optional analog inputs. 4 Available Analog...

P3 Cars V3 Gauge allows you to connect to your car in an entirely new way. P3's V3 is more than just a gauge, capable of displaying dozens of engine parameters the V3 is the first and last gauge you...

Want to sharpen up your Audi B9’s handling responses and steering feel?Racingline Performance's beautiful new billet Strut Brace replaces the cheap factory bars to reinforce the bodyshell for a more...

Racingline Performance Carbon Intake System - Audi S4 / S5 (B9) - Racingline's latest Cold-Air Intake System kit for the current 'B9' Audi 3.0 TFSI enables cold, dense air from outside the engine bay...

One of the most cost-effective improvements you can make to your car, improving power and economy. The Racingline Performance Panel Filter simply fits directly into the airbox as a direct replacement...