These lightweight test pipes fit in place of the heavy OEM catalytic converters. Using a test pipes removes the flow restriction a catalytic converter places on an exhaust system, while increasing the horsepower.
The silencing effect of the converters are also removed, enhancing the aggressive engine sound. Test pipes are ideal for track days and race application.
On applicable models, the center section is made flexible as an added protection feature against vibration damage to the header pipes and the Lambda or Oxygen Sensor Bungs are pre-installed and threaded.
Made from T309 (1.4828) stainless steel.
IMPORTANT:
- Recommended For Off-Road and Track Use Only
- Fits 2015 - 2019 GLE63/550/500: both the Coupe (C292) and SUV (W166)
- Made with 1.4828 stainless (T309 (1.4828))
- Test pipes may trigger a CEL (Check Engine Light).
- To disable a recurring CEL you will need to tune the ECU or use 02 Sensor Extensions.
- Cat Delete Pipes (2 options - This one is for the OEM Muffler) - You can find the Capristo Part here: Capristo Cat Delete Pipes