Overview
Secondary air injection pump for the vehicle emissions control system. It draws in ambient air and delivers it to the exhaust system during cold starts to support catalytic converter warm-up.
Key Features
- Electric pump unit
- Draws in ambient air and supplies it to the exhaust system
- Intended to replace a worn, damaged, aged, or failed pump
Reference Numbers
Replaces OE: 11727557903
What's Included
1 x Secondary Air Injection Pump; 3 x Sockets. Mounting hardware not specified.
Vehicle Applications
2007-2013 BMW 328i
2008-2013 BMW 128i
2009-2013 BMW 328i xDrive