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Axle-Back-System, incl. (ECE-) approval
SKU: 046019 0500LR

Axle-Back-System for Audi RS4 Avant Quattro, B9 (with GPF).
consisting of sport exhaust left/right (absorption principle) with integrated valves and one of six tail pipe sets.

Installation/fitting at the serial mounting points. The supplied actuators activate the valves via the vehicle onboard electronics.

Tube diameter:
Original tube Ø 65 mm
REMUS tube Ø 70 mm

The original exhaust must be cut! No rear skirt modifications required!

When fitting REMUS sports silencers, cat-back systems and cat replacement pipes designed for use on closed tracks, it is advantageous to carry out an ECU remapping, in order to exploit the optimum performance of the exhaust system and to prevent the check engine from lighting up.


  • Aggressive racing sound
  • Shot blasted surface, 100% stainless steel
  • Performance increase, low back pressure
  • Light weight construction
  • Perfect shape and fitment
  • Handmade in Austria
  • 24 months warranty
  • ECE type approval

More Information
Supported vehicles
  • Audi RS4 Avant Quattro, B9 2.9l Turbo 331 kW 01/2019=> (DECA, mit OPF/with GPF)

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Incl. 20% VAT , excl. Shipping Cost