Active Autowerke BMW Exhaust Stubbies for E9X M3 (11-020)

Active Autowerke BMW Exhaust Stubbies for E9X M3 (11-020)The Active Autowerke BMW Exhaust Stubbies for E9X M3 provide a cost effective solution to utilize your existing BMW factory catalytic converters with the Active Autowerke Signature Series X pipe. Designed for enthusiasts who want versatile performance options, the Stubbies allow easy switching between track and street configurations without sacrificing OBD11 readiness compliance. Transforms factory primary catalytic converters into a smaller, compact

The Active Autowerke BMW Exhaust Stubbies for E9X M3 provide a cost-effective solution to utilize your existing BMW factory catalytic converters with the Active Autowerke Signature Series X pipe. Designed for enthusiasts who want versatile performance options, the Stubbies allow easy switching between track and street configurations without sacrificing OBD11 readiness compliance.

• Transforms factory primary catalytic converters into a smaller, compact unit for modular use
• Enables compliance with OBD11 readiness requirements when used with Active Autowerke X-PIPE
• Simple installation using V-band clamps for quick removal and replacement of the front pipe section
• Facilitates multiple re-installs without replacement gaskets
• Cost-effective set sold as a pair

By modifying your existing BMW primary catalysts with the Stubbies (cutting and welding required by a skilled technician), you gain a resizable catalyst package that supports both on-road and track use with the Active Signature X pipe. This convenient modular design makes storage and installation straightforward while maintaining essential emission equipment functionality.

Note: Factory catalytic converters are not included with the Stubbies.

Specifications:

• Part Type: Test Pipes
• Fitment: Vehicle Specific for BMW E9X M3