Wiseco Piston Set 99.5mm Bore - 2006-2014 Subaru WRX / 2004-2021 STI / 2004-2006 Baja / 2004-2013 Forester / 2005-2012 Legacy / 2005-2009 Outback / 2006 Saab 9-2X PDM_oil-pickup There are no knock-off parts

There are no knock-off parts in this kit

Includes: Wrist pins

Caution: Non-Corrosive 100% Recyclable Use 1oz

They are heat treated and shot peened shortly afterwards

The OE Style Drilled Rear Brake Rotors will improve the stopping performance on the Subaru STI

Wiseco Piston Set 99.5mm Bore - 2006-2014 Subaru WRX / 2004-2021 STI / 2004-2006 Baja / 2004-2013 Forester / 2005-2012 Legacy / 2005-2009 Outback / 2006 Saab 9-2X PDM_oil-pickup There are no knock-off partsWiseco's pistons outgun cast and Hypereutectic pistons, giving you stronger pistons and tighter tolerances than any other part in your engine, with less internal and external machining. Wiseco's advanced forging process and extensive heat treat and finishing process assure you of the performance and reliability you demand from your high performance engine. Wiseco's pistons outgun cast and Hypereutectic pistons, giving you stronger pistons and tighter