Scorpion BMW M140i Decat Downpipe (F20/F21)Scorpion Exhausts BMW M140i Decat Downpipe is an essential upgrade for M140's pushing big power. A huge benefit of choosing a decat over the sports cat alternative is that does not compromise airflow for emissions. Reducing the restriction created by the factory catalytic converter helps to reduce turbo lag and quicken up the throttle response. As for installation, we offer professional fitting at our London workshop. Get in touch to arrange an
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