Steeda Axle Back- 3” or 2.5?

[n2ofusion]

does anyone know the piping diameter of this axle back? 3” or 2.5-2.75”?

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[Dave2013M3]

2.5" Be warned this axleback with an xpipe is trumpety and a ton of rasp. I had this with a Borla Switchfire, switched out the Steeda for Ford Racing by Borla Sport. Much more happy.

 

[n2ofusion]

Thanks! Appreciate the feedback

 

[regachoz01]

2.5" Be warned this axleback with an xpipe is trumpety and a ton of rasp. I had this with a Borla Switchfire, switched out the Steeda for Ford Racing by Borla Sport. Much more happy.

How is the switchfire working for you?

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