Elimintate that irritating check engine light
caused by running cat-less downpipes with BMS Downpipe Fix. The BMS Downpipe Fix
eliminates timing pull, oxygen sensor miscalibration, and tuning headaches
associated with a high flow cat-less exhaust system. The Downpipe Fix simply
installs in the ECU area and is compatible with all tunes. It is also fully
adjustable allowing the user to control how strong the signal is that is sent to
the ECU, guaranteeing the check engine light will go off after installed.
- No more check engine lights
- No more limp modes
- Compatible with all N54 motor vehicles
(135i, 335i, 535i, E89 Z4 35is, X6 35i)
Please note the Downpipe Fix is not legal for use
on emissions controlled vehicles.
