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Discontinued

CP 99.75 Bore 9.0:1 Piston Set - 2006-2014 Subaru WRX / 2004-2021 Subaru STI

CP 99.75 Bore 9.0:1 Piston Set - 2006-2014 Subaru WRX / 2004-2021 Subaru STI

Regular price $885.15 USD
Regular price $1,049.00 USD Sale price $885.15 USD
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HIGHLIGHTS:

  • Forged construction
  • 99.75mm bore
  • 9.0:1 Compression ratio
  • Sold as a complete set with rings and wrist pins

CP 99.75 Bore 9.0:1 Piston Set


SPECS:

  • 99.75mm bore
  • 9.0:1 Compression ratio
  • Deep valve relief depth accommodates high lift camshaft
  • Made for +1mm valve sizes
  • Custom skirt cam and barrel design
  • Accumulator grooves
  • High strength aluminum forgings
  • High-performance rings
  • Fully CNC machined and balanced to +/- 1 gram
  • Wrist pins included at no additional cost
  • Double pin oilers, force fed oil ring
  • Pick lock grooves for easy lock removal
  • Pin fitting included

REBUILD THAT EJ TO HANDLE MORE POWER WITH FORGED CP PISTONS

CP Pistons are a part of some of the most powerful engines that belong to grassroots enthusiasts to professional race teams across the globe. These are forged pistons that have been designed to handle more power and boost and they can handle prolonged upper RPM use in racing conditions. Because of their durability, CP Pistons have been very popular among those with turbocharged engines, just like the one in your Subaru. This is a complete piston set with rings and wrist pins and they will come ready for your next engine build.

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