hey guys i have a ? do u guys know anything or have u heard anything about the Supertech B-Series High Performance Forged Pistons.

this is what the add says from JHPUSA.com i can get a great deal on them so that is y i wanna know.thanks

Supertech pistons are manufactured from extruded high silicon, enhanced 4032 alloy that low thermal expansion, excellent wear resistance and higher thermal conductivity. A phosphate dry lubricant coating is applied to pistons to protect against ring micro welding and enhance skirt lubrication. Available Bore Sizes: 81mm,81.50mm for B16A,B18C,B18B and 84mm,84.50mm,85mm for B20. Please note the price includes rings