Turbo esterno wastegate 44 mm con flangia fascia a V e valvola di soffiaggio 50 mm BOV

44MM External Wastegate External Turbo With V-Band Flange&50MM BOV Combo Turbo Blow Off Valve. 44mm MVR External Wastegate with V-Band Flange+50mm BOV Combo Turbo Blow Off Valve. Bypassing the exhaust flow reduces the power driving the turbine wheel to match the power required for a given boost level.

eBay