Milltek Audi A5 2.0 TFSI Cat-back (EC)
| Specification | |
| Road approval | Tak |
| Pipe diameter | 2,76" (70mm) |
Sport exhaust system, type Cat-back by Milltek designed for Audi A5 2.0 TFSI in all body styles. Made entirely of stainless steel and fitted with two or four exhaust tips 80-100 mm. The system is compatible with the stock downpipe. EC-certified version.
The lower section of the rear bumper must be replaced. Installing the version with GT100 exhaust tips on the Coupe requires a diffuser from the 3.0 TDI / 3.2 FSI version. Twin 80 mm GT80 tips require a diffuser from the S5 on all body styles.Milltek is a British performance exhaust manufacturer that uses T304L stainless steel in its performance products. The brand develops and tests exhaust systems at facilities including its centre near the Nürburgring.
Its engineering process combines 3D scanning, laser cutting and CNC tube bending to create vehicle-specific components. Milltek exhaust systems suit drivers seeking a sportier soundtrack, a durable material and a design developed for their particular model.
Milltek is primarily based in Derby and also operates a development and distribution facility in Knoxville, USA. The manufacturer highlights T304L steel’s resistance to degradation and discolouration compared with many other stainless grades. The range includes EC-approved systems tested by TÜV in Germany, with approval coverage depending on the specific product.
History and development. Milltek was established in Britain in 1983. It gradually expanded manufacturing in Derby and Ilkeston, opening a dedicated advanced manufacturing centre in 2021. Motorsport participation and exhaust development for enthusiast vehicles have also shaped the company’s growth.
The business today. Today, the business combines UK production with testing at the Nürburgring and development operations in Knoxville, USA. It serves modern vehicles alongside older enthusiast cars through Milltek Classic, supported by an international dealer network. Its operations extend from in-house development to manufacturing and distribution.
| Specification | |
| Road approval | Tak |
| Pipe diameter | 2,76" (70mm) |










