The document provides installation instructions for Manley Performance Subaru FA20 BRZ Grade A and B Platinum Series pistons in 3 paragraphs. It specifies that the pistons are drop-in replacements that correspond to the original equipment manufacturer's bore sizes and clearance ranges. It recommends preparing the cylinder walls depending on engine mileage and condition. It details the included Total Seal piston rings and specifies ring gapping sizes depending on boost levels. It notes the standard wrist pins and recommends heavier duty pins for high boost engines.