Unitronic Cat-Back Exhaust System for 8Y S3 N52 just turn the golden knob

just turn the golden knob clockwise on the damper to set it in race mode this action changes all four areas in the damper

High Quality Garrett Core

11 x 0-5V analog inputs with redundancy for electronic throttle and switchable 5V pullup

A: Seat height

easier adjustment

Unitronic Cat-Back Exhaust System for 8Y S3 N52 just turn the golden knobThis valved Unitronic Cat Back Exhaust System for the 8Y S3 equipped with the 2. 0 TSI EA888 EVO4 engine features 3 inch T304 Stainless Steel mandrel bent tubing high density high temperature fiberglass wool packed muffler multiple exhaust tip options and high quality v band fasteners with T316 Stainless Steel flanges. These attributes combined with extensive R&D testing help ensure perfect fitment and maximum performance while maintaining a