AUDI S5 B8 8T (2007-2017) 3.0TFSi QUATTRO, 4.2 V8 QUATTRO. APEX 15MM LOWERING SUSPENSION SPRINGS. With over 30 years of experience building lowering springs, APEX is a staple of the tuning industry. In the rare case you need to claim on the warranty, you will need to provide your order number and date along with pictures showing the fault.
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