sackett13 wrote:i have an 01 pathfinder.what should i expect for gas mileage? i find it worse if i use the cruise control on the highway.i have got as high as 22 mpg but on the average i only get about 15 .i am going to change the plugs,they have about 137 k on them,i was wondering id double platinum are better then platinums.napa says there is no real difference.$20.a plug for doubl platinum is an awful price for plugs.
they came with NGK from the factory, i alotta ppl on here have stressed to put it in exactly what you pull out..i agree. if in doubt, pull it out(and get the number off the ceramic part)