Milltek Audi A3 2.0 TFSI quattro Sedan 8V (US-only) 2014-2020 Cat-back Exhaust Option:Resonated Polished Tips 5 Bar (approx 22 PSI)

5 Bar (approx 22 PSI) of boost pressure

In order to accommodate a core with greater volume and surface area

and can utilize both the factory calibration resistor and free-air calibration methods

if desired

but also for OEM optics

Milltek Audi A3 2.0 TFSI quattro Sedan 8V (US-only) 2014-2020 Cat-back Exhaust Option:Resonated Polished Tips 5 Bar (approx 22 PSI)All Milltek performance exhaust systems are manufactured from T304L stainless steel; giving you the satisfaction of knowing that our products are meant to last within some of the toughest environments. T304L is a highly durable form of stainless steel that is far less susceptible to degradation and discolouration than many others of its kind, while it will last almost indefinitely.