Milltek Exhaust System - Audi RS6 (C8) 4.0T System Options:Particulate Filter Back (no cutting) - Polished Oval Trims (SSXAU903) It also features a sight

It also  features a sight glass to view the coolant level and uses the original fixing points and hoses

The B58 is massively underrated from the factory and responds to tuning like very few other engines

Milltek Exhaust for Audi A4 1

Designed as a bolt-on replacement of the factory valve on all BorgWarner EFR

Not only is each disc close to half the weight of the factory rotor

Milltek Exhaust System - Audi RS6 (C8) 4.0T System Options:Particulate Filter Back (no cutting) - Polished Oval Trims (SSXAU903) It also features a sightMilltek Exhaust System Audi RS6 (C8) 4. 0T Pipework Diameter 3. 15 inch (80. 00mm) Some of the above systems require cutting of the OE system, ones marked no cutting dont require this. The non cut systems are designed for users that wish to go turboback in the future. Vehicle Fitment Exhausts Cat back systems Shop By Car Audi RS6 (C8)