Emission systems

Decat / Catalyst Delete

Software deactivation of catalyst monitoring and related codes.

What is Decat / Catalyst Delete?

For sporty use or a failed catalyst, the post-cat monitoring throws codes. A decat removes this monitoring and codes from the software. For off-road/motorsport use only.

When is it needed?

  • Catalyst efficiency code and warning light
  • Sports exhaust / motorsport configuration

Benefits

  • Matches a sport-exhaust build
  • Clears related fault codes
⚠ Software work on emission systems is offered only for uses permitted by applicable law (motorsport, off-road use, export, fault diagnosis, etc.). Road use and inspection compliance of the vehicle remain the owner's responsibility.

Compatible vehicle types

Frequently asked questions

Can it be used on the road?
No. Removing the catalyst is not suitable for road use; this work is for motorsport and off-road only. Inspection and road compliance remain the owner's responsibility.
Is software alone enough?
The software switches off the code; physical work on the catalyst is separate and done in the workshop.
Does it add power?
On its own the measurable gain is limited; the real difference comes together with a matching calibration.
For workshops

Prepare this file in your own workshop: ECU Prime

ECU Prime is chiptuning software that recognises the original ECU file you read with your tool and applies the operation you choose. The checksum is corrected in the same flow.

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