Kenneth L Nielsen
Full Access Member
- Joined
- Dec 16, 2019
- Posts
- 187
- Reaction score
- 267
Been thinking about the stock C5 Exhaust System lately and if it is costing me any horsepower - or not. I tested the back pressure both before and after the catalytic converters.
The results were very interesting & I think you will learn something as well.
Cheers.
The results were very interesting & I think you will learn something as well.
Cheers.
