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emissions

  1. Catless setups

    So, anyone with catless setups have any luck with emissions with this product?
  2. Stainless Power Catted Headers Mini Cats/o2 Spacer/defoulers catless for emissions Georgia

    Any fellow members in an emissions state? I’m here in Georgia. I have catted stainless power headers. CEL is on for P0420 and P0430 My emissions is due soon and I’m looking for recommendations on which o2 defoulers/spacers to go with though I know it’s not guaranteed I would still like to give...
  3. NJ emissions showing up and N/A

    Hello- I have a 2019 Roush stage 3 with <20k miles (all factory with Roush supercharger). Emissions is showing up as N/A so took to Roush certified dealer and they still can’t figure out the issue. They did the drive cycle and tapped into ECU and car shows up perfect. Has anyone else...
  4. IM readiness questions

    Trying to get to a solution which has been talked about a lot here. Trying to get the IM monitors to ready. “Emissions state” 2016 ford mustang Gt- Vortech supercharger, boss manifold, long tube headers, injectors, kooks green cats, Corsa cat back. Lund says nothing is changed in emissions, but...
  5. P0430 & O2 Sensors 5.0 GT

    Hello all, I recently got a check engine light code P0430. My Mustang is a 2018 with stock cats and a Corsa exhaust. The code reads “Catalyst System Efficiency Below Threshold Bank 2.” Based on my research, this code means I have an issue with either my O2 Sensors or catalytic converter. My...
  6. Advice and Questions for Headers

    Hello, folks! First time poster. I have a 2019 GT. I'm looking to get 1-7/8 inch Stainless Power catted headers paired with my 3 inch Borla Atak system. Need some advice and a few questions answered before I go ahead and do it.... 1.) Most importantly, I was told with a tune and catted long...
  7. Headers and Tune Install and Emissions questions

    Hello all. I'll be the first to say I'm not the most informed about my car lol. With that being said I need some help. So I'm about to pull the trigger on Kooks LT headers 1 7/8 catted. My main concern is being able to pass emission since the car is my daily driver. Would the GREEN catted...





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