I went with the mrm 4.5” unit, it’s designed so that you can easily modify to the outlet size you need. Simply cut the bottleneck off and put a straight section. Scroll down on their product page and they post photos of where to cut.
https://mrmperformance.com/collections/downpipes-exhausts
Even though I set it up with a laser, I can guarantee you that it’s not centered. Lol
Further back is high pressure, you want to place vents in low pressure areas.
Why does this post feel like a plug to promote Pure’s DIY kit and shit on ATS’ DIY kit.
If you don’t launch the car, the billet hubs are not necessary. Did you specify the type of use to ATS prior or purchase? I told them no launches and pure track use they recommended I do the clutches and...
Those running club racers at the edge can try moving to a pmu 777/999 pad. At the current exchange rate you can get them for cheaper than the club racers.
All his real world testing/experience is very specific case use, and would rarely see over 120mph on most tracks.
“I oversimplified to exaggerate a point, and there are some outside cases where wing drag matters. Certainly anywhere top speed is more important than cornering speed” - Occam
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