When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Doing a motor swap and i need this exhaust out of my way for a tranny creeper. Will these secondary downstream (circled red) o2 sensors affect performance or cause a cel or anything like that. It's a 93 sc400, cali ecu. I'm gonna cut the wire and resauter either way i'm just kind of curious. (green is where cat is with main 02 sensor)