Audi A4/S4/RS4 B9 (2016 - 2020)

 Item Information Manufactured from high-grade ABS plastic, with excellent fitment & finish. Finished in gloss black. Full honeycomb mesh design without rings. Removable licence plate holder included. Parking sensor brackets included with all...

The details matter!  Dress up your engine bay by removing the cheap and generic plastic cap and replacing it with a full billet cap - not just an overlay.  Designed and engineered in-house by ECS Tuning, this precision machined billet aluminum cap is...

Raise the level of style on your B9 A4 S-Line or S4 with the ECS Tuning gloss black front lip spoiler. This quality piece was engineered and designed in-house to fit directly to your factory front bumper to provide a much more aggressive visual...

Upgrade your exterior styling with the ECS Tuning Gloss Black Rear Diffuser for your pre-facelift B9 A4 S-Line. This diffuser was engineered and designed in-house to add a more aggressive appearance to the rear of your vehicle that matches with the...

In most vehicle applications, the plastic turbo inlet hoses found in the intake system are not designed for performance or modification. They were designed to get the job done but when you add a performance filter, intake, or tune the stock hoses can...

The Fire Safety Stick (FSS) is a manual, portable fire extinguishing device. It uses a Potassium powder jet (a unique method among conventional fire extinguishers) that employs the vaporisation of the powder in the environment followed by the...

Racingline Performance Air Filter Cleaning Kit If you're looking to service your ITG or Racingline Performance Panel filter or Intake kit, You'll be needing this kit!Using any other filter cleaning kit on your ITG or Racingline Performance filter will...

APR is pleased to present the high flow, Turbo Muffler Delete for various 1.8T and 2.0T engines featuring an IHI turbo. Turbo Muffler Delete All too often OEM components must sacrifice various performance minded characteristics in an effort to appeal to...

APR Ignition Coil APR Ignition Coils are designed to be a direct plug-and-play upgrade to factory coils, and provide greater energy output, ensuring a stronger and more consistent spark. The commonplace replacement of factory ignition coils with those...

The APR Intercooler System is a massive front mounted upgrade that dramatically reduces intake air temperature (IAT), minimizes heat soak, and provides increased performance! The system is an easy to install, direct bolt-on design, that is recommended...

APR style sideburn sticker Black or Silver 

Manufactured from real, high quality carbon fibre  Finished in clear coat to protect from the elements. Easy installation Fits A4 - S4 S9   Please check fitment before ordering. (sales@ultimatecustomsuk.com) as models can vary in boot shape