Catted Downpipe w/heat shield for BMW M2 M240i ix F22 BMW 340i ix F30, BMW 340i GT f34, BMW 440i ix F32/F33, BMW 440i ix Grand Coupe F36, BMW 540i ix G30, BMW 740i ix G11/G12 2016-18 with B58 engines.

Eliminates the largest restriction in your exhaust. 4 1/2″ input flange with 4″ mandrel-bent downpipe manufactured out of 304 stainless steel, TIG welded with a brushed finish. For left-hand drive models only!

Features:

• A straight-through design allows for maximum power and sound.
• The straight-through tubing section replaces the heavy and restrictive OEM catalytic converters for maximum power and sound
• Includes flex joint to reduce vibration from the engine and allows alignment during installation
• Improves horsepower and torque significantly. Approximately 25 HP with a tune./li>
• Catted downpipe has a heat shield over its outer surface to better direct the exhaust heat out the exhaust. The heatshield is used to protect surrounding parts, wires, and hoses against radiant heat from the downpipes. Integrated thermal insulation reduces surface temperature up to 70%
• Direct bolt-on replacement for OEM primary catalytic converters
• Less thermal load on the turbocharger
• Reduces turbo lag

These parts are intended for off road or track use only!

This product is sold for off road use only. It is not legal for use on public highways. This product is not for sale or use in California. It is available to our international customers for use within legal limits in their domicile.