CP Pistons

Showing 13–24 of 29 results

CP Performance Piston and Ring Set Compatible with Subaru EJ25 Engines – Includes Forged Pistons and Rings for 100mm Cylinder Bore, +0.5mm Oversize Fitment, and Optimized 8.6:1 Compression Ratio
Sale! Original price was: $885.15.Current price is: $98.35. Add to cart
CP Performance Piston and Ring Set Designed for Subaru EJ20 WRX Engines – Includes 93mm Bore Pistons with +1.0mm Oversize Rings and Optimized 8.5:1 Compression Ratio
Sale! Original price was: $885.15.Current price is: $98.35. Add to cart
CP Performance piston and ring set engineered for Subaru EJ20 WRX engines — features 92mm bore diameter, standard OEM dimensions, and an optimized 8.5:1 compression ratio for balanced power and reliability.
Sale! Original price was: $885.15.Current price is: $98.35. Add to cart
CP Performance Piston and Ring Set for Subaru EJ257 Engine – Fits WRX and STI Models, 100.0 mm Bore Diameter, +0.5 mm Oversized, 9.1:1 Static Compression Ratio
Sale! Original price was: $885.15.Current price is: $98.35. Add to cart
CP piston and ring kit engineered for Subaru EJ257 engines in WRX and STI models — features 99.5mm bore diameter, standard sizing, 9.0:1 compression ratio, and includes four matched components.
Sale! Original price was: $214.75.Current price is: $71.58. Add to cart
CP piston and ring kit engineered for Subaru EJ257 stroker builds—features 99.5mm bore diameter, standard sizing, 8.5:1 compression ratio, and includes four matched components.
Sale! Original price was: $885.15.Current price is: $98.35. Add to cart
CP piston and ring kit engineered for Subaru EJ257-powered WRX and STI stroker builds—featuring 99.5mm bore diameter, standard sizing, 10.0:1 compression ratio, and includes four essential components.
Sale! Original price was: $214.75.Current price is: $71.58. Add to cart
CP piston and ring set engineered for Subaru EJ257 engines in WRX and STI models — features 99.5mm bore diameter, standard size configuration, and a 9.0:1 compression ratio for high-performance street and track use.
Sale! Original price was: $885.15.Current price is: $98.35. Add to cart
CP piston and ring set engineered for the Subaru EJ257 engine in WRX and STI models — features 99.5mm bore diameter, standard sizing, and an 8.2:1 compression ratio.
Sale! Original price was: $246.29.Current price is: $82.10. Add to cart
CP Pistons and Rings for Subaru EJ25 WRX STI – 99.5mm Bore, STD Fitment, 10:1 CR, Includes 4 Pistons with Matching Rings
Sale! Original price was: $766.50.Current price is: $95.81. Add to cart
CP Pistons and Rings for Subaru EJ257 (WRX/STI) – 100.0mm Bore, +0.5mm Overbore, 10.0:1 CR, Complete 4-Piece Assembly
Sale! Original price was: $885.15.Current price is: $98.35. Add to cart
CP Pistons and Rings for Subaru EJ257 (WRX/STI) – 99.75mm Bore, +0.25mm Overbore, 10.0:1 CR, Complete 4-Piece Assembly
Sale! Original price was: $885.15.Current price is: $98.35. Add to cart

Showing 13–24 of 29 results