Hi all, I have recently converted my s13 from a ca18det to an s15 sr20det and have had my link atom g4 off my old motor wired in to the new one. I have the base map for an sr20det vct uploaded to the ecu which was included with the software so I am wondering, is it safe to drive the car around before I get a tune? I need to organise to get my exhaust brackets modified before my tune and figured it would be easier to drive my car to a place since theres one around 10 minutes from my house. Engine mods are fairly stock besides an aftermarket turbo (running stock psi), exhaust, intercooler etc. I