When a converter or O2 Sensor is re-located further back as it is with long tube exhaust headers a check engine light appears because it takes the new converter longer to heat up. It is Not a physical issue with the headers or cats or O2 sensors (codes people are getting) and not a physical drive ability problem. It can be eliminated with a vehicle tune. Note: These BBK Performance Headers are NOT CARB emissions certified.For additional Mustang performance parts! Not liable for improper installation.
The item "11-17 Mustang 3.7L V6 BBK Performance Chrome 1-3/4 Long Tube Exhaust Headers" is in sale since Friday, September 29, 2017. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Exhaust\Exhaust Manifolds & Headers". The seller is "john_smith_racing" and is located in DeLand, Florida. This item can be shipped worldwide.