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Catless downpipe + Cobb = CEL?
Before i pull the trigger, does anything special need to be done with the Cobb if you have a catless downpipe? I want to make sure i dont throw a CEL and dont want to spend the extra money for a catted downpipe.
Just want to make sure i understand how it works.
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2011 BMW Z4 35i | FBO | VTT Stg 2+ (EK, 20T clipped)| Motiv PI| Motiv Tuned | Fuel-IT Stg 2 + inline fuel pump | Spec Stg 3+ clutch | MFactory flywheel | 606whp 575Lbs |
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