MillTek Audi RS6 Full System (2013-2018) Suspension Includes right and left panel

Includes right and left panel

Tuned = 629 whp / 516 ft-lbs

org/sema-enews/2011/01/ftc-validates-right-to-install-aftermarket-parts)

You will get a CEL with just catbypass pipes

Any other USA based company "claiming HJS catalytic converters" is buying Grey Market

MillTek Audi RS6 Full System (2013-2018) Suspension Includes right and left panelMilltek Full System Non Res with 76mm Downpipes and 100cell Cats. Uses OE Tips. Requires a stage 2 ECU remap Milltek Do Not Supply The Black Valve Motors {valve motors from the OE exhaust are required for fitment} LH Front Pipe Assembly {This part is only required if fitting Milltek Cat Back Exhaust System to OEM Catalysts} 2. 75" (69. 85mm) RH Front Pipe Assembly {This part is only required if fitting Milltek Cat Back Exhaust System to OEM Catalysts}