BMW 3-Series (E90 E92) Forum - View Single Post

Gavin@MMW · 09-15-2010, 04:40 PM

The primary cats are located in the OEM exhaust manifold, which is replaced with Headers. If your headers are Catless, then so is your car.

In short, Yes.

09-15-2010, 04:40 PM	#20
Gavin@MMW Brigadier General 406 Rep 3,879 Posts Drives: MMW Supercharged E90 328i Join Date: Nov 2009 Location: 818/805 iTrader: (18)	The primary cats are located in the OEM exhaust manifold, which is replaced with Headers. If your headers are Catless, then so is your car. In short, Yes.
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