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Cat-Back Exhaust System

Fully polished, 2.5" - 3" stainless steel exhaust system
Mfg Part #
ECS Part #
Billy Boat Performance
Availability: Direct Ship, Ship ETA Mar 22, 2021
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Product Details

Billy Boat's catback system is a complete stainless steel mandrel bent cat-back exhaust. The exhaust is a dual 2.5" system that begins at the factory catalytic converter and continues to and exits the center muffler with dual 3" tubing. The 3" tubing continues to fully-polished low-restriction mufflers that hang in the factory mounting location. This ture-dual system finishes nicely with fully polished twin 3" double wall tips.

This Part Fits the Following Vehicles

Make Model Submodel Engine
Audi RS6 All 4.2T
*The above product applications have been written by ECS Tuning. All warranties, product application, fitment, and performance are the responsibility of ECS Tuning. For additional information see the terms of use.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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