ARM B58 Charge Pipe - 240i 340i 440i 540i 640i 740i remote OEM X-Brace and All Air

OEM X-Brace and All Air Ducting/Shrouding

Specifications for our lowering springs are:

Fitment (BMW F chassis only

The ARM N54 AWD catless downpipes eliminate the restrictive OEM converters on the stock downpipes allowing the exhaust to flow more freely

utilizing a CNC machined MAF flange which provides a secure seal between the two components

ARM B58 Charge Pipe - 240i 340i 440i 540i 640i 740i remote OEM X-Brace and All AirHIGHLIGHTS Increased 3" Diameter Tri Port NPT CNC Machined Fittings Mandrel Bent T6061 Aluminum PROFILE The ARM B58 Charge Pipe is a bulletproof charge pipe replacement for the plastic OEM B58 charge pipe. The ARM B58 Charge Pipe increases the diameter over the OEM charge pipe, resulting in increased airflow from the turbo to the engine, and improved throttle response. Upgrading the charge pipe on your B58 is one of the basic steps in ensuring your