Wire harness and ecm
I am putting a 2003 lq4 with 4l80 in a 87 c10 cam is in the 600 lift area ....but I'm looking at brp hotrods ecm and harness and its $1200. Who is making the best AND MOST IMPORTANT good customer service.?
im not hacking apart my old harness to save money.
speartech harness covers look good ?
So I'm torn between speartech and psi.???







