simon_32
Pre-Facelift EK9
- Joined
- Apr 17, 2011
- Messages
- 543
After some research, Iâve discovered the stock EK9 header has a 2.5â (63.5mm) collector which I was unaware of. Is it beneficial replacing it for a s/steel true 2.5â design with either a 4-2-1 or 4-1 set up, or is it just a waste of cash?