Fuel-It S55 BMW (CPI) Charge Pipe Injection Kit Options:CPI Kit with AIC SS Controller 5" to meet the size

5"  to meet the size of the OEM mid-pipes

Larger than stock diameter for increased charge-air volume

includes gasket and drain plug

Fitment: Fits 2019-2022 BMW G20/G21/G28 3 Series With M Sport Bumper

OE Replacement

Fuel-It S55 BMW (CPI) Charge Pipe Injection Kit Options:CPI Kit with AIC SS Controller 5" to meet the sizeFuel It S55 BMW (CPI) Charge Pipe Injection Kit Advancements of S55 flash tuning and JB4 back end flash maps have removed the software fuel limits but created a new limiting factor, high fuel pressure pump volume. With higher boost targets and E85 fuel mixtures, the high pressure pump is not able to keep up with demand resulting in fuel pressure drops that trigger engine misfires, stuttering, and limit your overall performance. The Fuel IT S55 CPI kit