A REVIEW OF 4AGE 20V TURBO ENGINE FOR SALE

What other sensors need to I glimpse so as to add above the normal 4age, inlet air temp in addition to a wideband sensor have been instructed, is there the rest I must incorporate? If there is not a patch harness, how hard is it for making my very own patch harness specified I have no prior wiring expertise? Cheers PaulI am not Superb at conveying