No Instructions
Difficulty Level:
This Alpha Competition cel eliminator also called cat simulator or cel fix is a mini catalyst taking place on the OEM O2 sensor of any decat vehicles in order to remove the Check Engine Light (CEL) code related to O2 anti pollution fault. Featuring a straight or 90° bent structure made from stainless still, this cel fix is one of the most advanced available on the market !
- Select your version -
Direct bolt on
Built in micro cat
100% stainless steel
Compatible with any O2 sensor
90° bent or straight structure
Lifetime warranty
- Not confirmed as working properly on Euro 5C+ -
| Brand | Model | Type | Version |
|---|---|---|---|
| Universal product | |||
This Alpha Competition cel eliminator also called cat simulator or cel fix is a mini catalyst taking place on the OEM O2 sensor of any decat vehicles in order to remove the Check Engine Light (CEL) code related to O2 anti pollution fault. Featuring a straight or 90° bent structure made from stainless still, this cel fix is one of the most advanced available on the market !
- Select your version -
Direct bolt on
Built in micro cat
100% stainless steel
Compatible with any O2 sensor
90° bent or straight structure
Lifetime warranty
- Not confirmed as working properly on Euro 5C+ -
| Brand | Model | Type | Version |
|---|---|---|---|
| Universal product | |||
- Further information -
Our technical specifications and compatibilities refer to the standard equipment of the vehicles mentioned, in case of doubt about the compatibility of a product, please contact our customer service to answer your questions.
Content protected by copyright © 2026 - All rights reserved
Alpha Competition products are inspected and certified as compliant before shipping. This certification is complementary to the manufacturer's warranty covering manufacturing or material defects for one year on most products in the range. Intercoolers and exhausts have a non-transferable lifetime warranty, but do not cover aesthetic defects that may appear over time. The replacement or repair of the products will depend on the decision of the manufacturer, who will be entitled to request proof or return for expertise of the items concerned. Return costs and third-party costs are not covered by the Alpha Competition warranty.