I have a Complete 4.8L swap .. engine had 42,000 miles its complete front air intake system and MAF to Oil pan front to back it does come with Harness and computer .. I am not the owner of this he lives next door to me he said 1000.00 bill for everything its complete down to the belt only thing thats missing is starter and AC compressor I do have some LQ4 stock parts complete Intake manifold with throttle body and fuel rails/injectors 100.00 stock cam and pushrods 50.00 exhaust manifolds 30.00 stock lifters 25.00 SOON I will have my AZ speed and marine headers for sale paid 800.00 Y pipe with No cats with a single 40 series flowmaster thats 3 1/2 in and out .. dumps in front of the rear tire