The truck is am 03 xlt. He used the stock 4.6 wiring harness and PCM. The only sensor that was replaced with one specific to a 5.4 was the MAF. The only other sensors replaced were damaged. The throttle position and the idle air. The only modification was an oil filter relocation kit. The...
Hey all. A good friend of mine is doing an engine swap as the title implies. This project as taken roughly 3 years. He did his homework and done the work properly, moving and rerouting all the necessities. Such as PVC lines and coolant lines. He also replaced maf with the 5.4 part number...
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