Datsun Roadster Forum-311s.org

Posted: **Wed Nov 23, 2022 6:57 am**

That was the point of the straight pipe with (12 disc, open-end) SuperTrapp.

The butt (and ear) dyno approves.

Posted: **Wed Nov 23, 2022 1:22 pm**

I have a Flowmaster 40 series. Reasonable when behaving oneself. When not, I get more noise up front from the 4 gaping holes in the intake.

2" Exhaust