EIBACH ERS Spring Isolator Size (inch):3.0" OE Reference: 17517846235

OE Reference: 17517846235

5 GTI/R & Audi S3/TT/TTS (MQB) and any 2

Safe for all wheels and clear coats

They increase the efficiency of the shock

Because of this the DI system in the car is required to constantly make corrections to keep target AFR in check

EIBACH ERS Spring Isolator Size (inch):3.0" OE Reference: 17517846235Eibach's ERS line has evolved over the years to be the world's most prominent, comprehensive and superior Race Spring System. Eibach Race Springs are all manufactured in series production, often repeated, with a strong manufacturing experience. Thus, Eibach constantly achieves the most linear spring characteristic (rate) while maintaining the tightest tolerances and the highest quality in the industry. Included are all Inner Diameters in Metric sizes