#downpipe

Located in Orlando, brand new Active Autowerke catted downpipe, never installed, still in box (decided to sell the car, need $) - $1000.

I recently installed an FI CEL Proof downpipe on my 2021 Supra 3.0. I bought the car used and it was tuned before I owned it, but reverted back to the stock tune. Anyways, after installing the downpipe, the car had no codes for the first drive, then after that it got the code “P0171 System Too...