The Remus axle‑back exhaust for 2012 Audi RS4 Avant Quattro (B8) 4.2L is a vehicle‑specific rear‑section solution that follows the Avant Quattro routing and tailpipe placement. Offered as the axle‑back specified for that B8 4.2L application, it supplies the rear segment intended to integrate with the car's exhaust layout and fitment for that model.
Remus 2012 Audi RS4 Avant Quattro (B8) 4.2L (Cfs) Axle Back Exhaust