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Home / Accessories / CP Piston Set 100mm Bore 9:1 CR 2006-2014 WRX / 2004-2021 STI / 2005-2009 LGT / 2004-2010 FXT High Quality

CP Piston Set 100mm Bore 9:1 CR 2006-2014 WRX / 2004-2021 STI / 2005-2009 LGT / 2004-2010 FXT High Quality

Original price was: $885.15.Current price is: $354.06.

SKU: SK0034807-US20260202-084322 Category: Tag:

Description

Enhance your Subaru WRX STI’s engine durability and power with the CP Piston Set featuring a 100mm bore and 9:1 compression ratio. Designed specifically for 2006-2014 WRX, 2004-2021 STI, 2005-2009 Legacy GT, and 2004-2010 Forester XT models, these forged pistons deliver superior strength and reliability. Perfect for rebuilding your block or upgrading your built engine, they allow you to safely increase boost and extract more power.

Crafted from high-strength forged aluminum, these CP pistons have undergone rigorous testing to ensure they withstand extreme conditions. Their robust design addresses the common weak point in stock STI blocks, providing enhanced durability and performance. This piston set is an ideal choice for enthusiasts seeking a reliable upgrade that supports aggressive tuning and boost levels.

Whether you’re assembling a new engine or upgrading your existing one, these pistons offer a trusted solution for Subaru WRX STI owners focused on performance and longevity. Shop now at Subimods to get premium Subaru engine parts that meet your high standards.