Has anyone put long tubes on a 90 TBI 5.7? In researching, it looks like it's best to replace the non-heated single wire stock o2 sensor with a heated 3 wire one and locate it in the collector of the header....
Does anyone have experience with this and if so, what part number? I have found...
purchased recently from my old man who is one of those who logs everything ever done to the vehicle, 190k miles, original tbi 5.7, original paint, interior, garage kept