Has anyone installed these?
https://x-ph.com/vrsf-3-stainless-st...mw-535i-535xi/
Similar sets sold on ebay for about the same price.
The price has gone down on the AR Design models but it appears the company went bankrupt so not sure about current permutation of the product. Still twice as much as the VRSF
https://www.n54tuning.com/ar-design-e60-downpipe.html