Engines and Components› Pistons and Piston Rings

CP Pistons

CP Piston & Ring Set for Subaru EJ255 WRX - Bore (100.0mm) - Size (+0.5mm) - CR (8.4)

$885.15

SKU: C00A SC7431-4

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $100
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Professional / shop required

Description

Part #: SC7431-4

MIA's Description

CP Pistons Subaru piston and ring kits are as good as they come. Founded to service the needs of those with the desire to build engines of the highest quality and technology, CP Pistons uses proprietary tooling, dedicated cutters, unique fixtures, and state-of-the-art equipment to produce superior pistons that won't compromise your expectations.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandCP Pistons
Part NumberC00A SC7431-4

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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