Rebuilt Alpina B5/B6/B7 supercharger throttle body (boost control element used for regulating supercharger pressure)
Alpina p/n: 13 54 652   (BMW p/n: 13547966233)
Reworked housing and rebuilt with all new internal gears made from PA66+GF30 with improved mechanical strength and temperature resistance
Fully inspected and tested
Price will include a refundable $350 core charge at checkout.
Return to us your old throttle body for a $350 refund.
Pre-paid return shipping label is included, so return shipping of core is free! (US only)
*IMPORTANT*  Service not offered if electrical connector for electronics are damaged.
Contact us with any questions!