hey calum i had a pair of chips i bought for my b13 from someone and they said they bought the ecu from you and for some reason i just put my N60 maf in and then tried putting in some chips with max written on it the check engine light would stay on and it wouldnt let me diagnose it? i was just wondering if i could get a pair of basic reprogram chips of 370cc /4 bar / N60 Maf