Could someone please tell me the diff?
Can someone can tell the diff between these two items on eBay and why are they so different in price other then the covers? Is one particular better then the other? Or they are all the same?
And where to get now if it's better price?
Thanks!
http://www.ebay.com/itm/NGK-Iridium-IX-Spark-Plugs-04-12-Subaru-Impreza-STI-Set-of-4-One-Step-Colder-/360563565679?pt=Motors_Car_Truck_Parts_Accessories&hash=item53f343646f&vxp=mtr
And
http://www.ebay.com/itm/LFR7AIX-2309-NGK-Iridium-IX-spark-plugs-set-of-4-/271166629702?pt=Motors_Car_Truck_Parts_Accessories&hash=item3f22ca6746&vxp=mtr
http://autoplicity.com/products/2114...FdSnPAodQkAA0A





