Tips from my side: Always record your fuel consumption. I know it is some work, but it pays off. Note displayed values can be incorrect, I always note distance and fuel consumed. If you are using excessive fuel then it is not running right. I was able to catch and diagnose some problems early becau...

Very impressive. Looks brand new! Very jealous of that. I’ve coated underside of cars in Waxoil before. Purely because I didn’t have a lift and it came in a spray can.

Absolutely - the old one was extremely dirty, poor car was probably struggling to breathe!

Finally got around to testing this thing and it passed with flying colors. HC - 0.0727 CO - 1.032 NOx even went down a little too. I have to say it seems likely the o2 sensor was the culprit all along, although running some tehcron, 91 octane, and the MAF cleaner, along with the stage 0 probably hel...

This seems more expensive than just getting a new down pipe. My FIL is a welder, maybe I can ask him. New OE DP costs exorbitant money. The affordable ones are made of thin cheap steel and cheap ceramic converter, which your rear oxygen sensor will dislike. I have a good quality 3" downpipe th...