hey guys,
my Aircare has expired for a while and my insurance needs to be renewed soon, so I took my car for a test couple weeks ago and it failed badly.
Well the main reason is that I don't run a cat, and my car is tuned very rich.
you would probably say why I am not running a cat for the test, well it's a long story, but basically my exhaust is custom 3" turbo back, and it's not fitted with a test pipe, so I would have to get a welder to put flanges to fit the cat under, and that's gonna be ~$300, and still i think it would fail because of running too rich.
however, I have Nistune chip in my ECU and I thought maybe I can tune it to run lean for the test, but don't have much experience tuning cars.
to give you general info about the car it's a RB20 with garrett 2871 turbo, GTR injectors and fuel pump, full 3" exhaust and nistune ecu.
anyone has tried tuning their cars and passing aircare with no cat??
thanks
my Aircare has expired for a while and my insurance needs to be renewed soon, so I took my car for a test couple weeks ago and it failed badly.
Well the main reason is that I don't run a cat, and my car is tuned very rich.
you would probably say why I am not running a cat for the test, well it's a long story, but basically my exhaust is custom 3" turbo back, and it's not fitted with a test pipe, so I would have to get a welder to put flanges to fit the cat under, and that's gonna be ~$300, and still i think it would fail because of running too rich.
however, I have Nistune chip in my ECU and I thought maybe I can tune it to run lean for the test, but don't have much experience tuning cars.
to give you general info about the car it's a RB20 with garrett 2871 turbo, GTR injectors and fuel pump, full 3" exhaust and nistune ecu.
anyone has tried tuning their cars and passing aircare with no cat??
thanks
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