FABSPEED BMW Z4 M40i SPORT CAT DOWNPIPE (2019+)
- Simple bolt-on installation. Instructions included below
- The largest HJS tri-metallic catalytic converter that will fit in the factory location
- This HJS catalytic converter will support 1200HP+
- Designed to fit Left hand drive and Right hand drive cars worldwide
- Significant performance gains across the RPM band. Estimated +35HP gained over the factory unit
- Even more power can be unleashed with a ECU tune. Please inquire
- No tune required
- Superior quality all German and USA components built in house by hand
- Optimized for maximum performance with NO catalyst generated check engine light, guaranteed
- TIG welded by our expert welders
- T304 stainless steel construction