Active Autowerke BMW B58 Catted Downpipe (G2X M340i, M440i)

Active Autowerke BMW B58 Catted Downpipe (G2X M340i, M440i)ACTIVE AUTOWERKE BMW B58 CATTED DOWNPIPE NOW INCLUDES TURBO FLANGE GASKET SHIPPING NOW. Please note that we install the gasket into the downpipe flange as some customers were damaging the gasket on installation. BMW introduced a new valvetronic, single turbo version of its direct injection engine for the later F Chassis models beginning in 2016 and carried over to the G chassis models. The Active Autowerke B58 downpipe for the M340i and M440i helps

This item fits the following Toyotas:

100% Bolt on installation

• Precision CNC Machined Turbo Connections

Included are dual 1/8″ NPT bungs post intercooler for easy addition of water methanol injection

BMW 6 Series• 2017+ G32 B58 640i/640iX 3

BMW 330i xDrive Base 2017-2019 Front Lowered Height: 30-50mm

Stage 1 91 octane: up to 24%HP / up to 38%TQStage 1 93 octane: up to 26%HP / up to 38%TQStage 2 91 octane: up to 28%HP / up to 42%TQStage 2 93 octane: up to 30%HP / up to 42%TQStage 2 E30 octane: up to 33%HP / up to 45%TQStage 2 racegas: up to 33%HP / 45%TQ Stage 2 AGG (Aggressive burble) versions of maps also available

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The factory catalytic converter found in the factory downpipe is a big culprit of this and is a major exhaust flow restriction

you can change your M3 or M4 exhaust note with the press of a button

The muffler is finished with a high-temp powder-coated metallic black finish

5" exit for optimum exhaust flow