https://dorchengineering.com/product...-hpfp-upgrade/
Has anyone installed this on their 240? If so how much HP did you gain? I have bm3 tune.
I wonder why ppl tend to follow stage 1 with downpipe upgrade when HPFP seems like an easier route without all the problem with CEL and emission fails.
Assuming I don't care about the louder exhaust aspect.