Pistons

JE, Subaru, EJ Series, 3.937 in. Bore, 8.50:1, Inverted Dome/Dish, 4 Cyl. Piston KitJE Pistons is the leader in forged racing pistons. With 70-plus years of experience, in-house forging, and industry-leading technology, JE Pistons are designed to perform...

As the leader in forged racing pistons, JE Pistons has applied over 75 years of experience to its wide range of premium forged pistons for European, import and sport compact applications. Engineered, forged and machined 100% in the USA, JE Pistons are...

JE, Subaru, EJ Series, 3.937 in. Bore, 8.50:1, Inverted Dome/Dish, 4 Cyl. Piston KitJE Pistons is the leader in forged racing pistons. With 70-plus years of experience, in-house forging, and industry-leading technology, JE Pistons are designed to perform...

Manley 04+ Subaru WRX STi (EJ257) 75mm DE-STROKED 100mm +.5mm Bore 8.5:1 Dish Piston (SINGLE Piston)

Manley 98+ Subaru WRX (EJ205) 79mm +4mm Stroker 92.5mm +0.5mm Bore 8.5:1 Dish Piston Set with Rings

Manley 98+ Subaru WRX (EJ205) 79mm +4mm Stroker 92mm STD Bore 8.5:1 Dish Piston Set with Rings

Manley Forged alloy pistons are made from 2618 high strength material, feature a Lightweight design, include 3 Tool steel pin - integral to the piston design, 3 Pressure balance groove, 3 Roundwire locks included, 3 Rings included and moly coated skirts...

Manley 98+ Subaru WRX (EJ205) STD Stroke 92mm STD Bore 8.5:1 Dish Piston Set with Rings

Manley 04+ Subaru WRX STi (EJ257) STD Stroke 99.75mm +.25mm Bore 9.8:1 Dish Piston Set with Rings

Manley 04+ Subaru WRX STi (EJ257) STD Stroke 99.5mm STD Bore 9.8:1 Dish Piston Set with Rings

DescriptionManleys signature “Platinum Series” pistons feature 2618 alloy forgings, proven cam and barrel skirt profiles, tool steel wrist pins, and moly skirt coatings on select part numbers. Join the ranks of professional engine builders and tuners who...

Manley forged alloy pistons are made from 2618 high strength material featuring a lightweight design that includes a tool steel pin - integral to the piston design, pressure balance groove, round wire locks, complete ring set, and moly coated skirts...

Manley forged alloy pistons are made from 2618 high strength material featuring a lightweight design that includes a tool steel pin - integral to the piston design, pressure balance groove, round wire locks, complete ring set, and moly coated skirts...

Manley 04+ Subaru WRX/STi (EJ257) 99.75mm Bore 1.2mm x 1.2mm x 2.0mm +.25mm Oversized Ring Set

Manley Sport Compact 99.5mm Bore 1.2mm x 1.2mm x 2.0mm Standard Ring Set

Manley Ring Set for 621005C/621105C/612005C/622005C/622105C

Manley .054 Round Wire Lock (Set of 8)

Manley .054 Round Wire Lock (Single Lock)

JE's billet racing pistons for Subaru EJ257 engines were originally created for Ken Block's Gymkhana STI racecar and are now available to the public. The pistons are 100% CNC machined from high quality 2618-T6 wrought aluminum bar stock and are...

CP Forged Pistons for the 2013+ Subaru BRZ & Scion FR-S. CP forged pistons feature superb ring seal, higher vacuum, lower blow-by, greater durability and increased horsepower and torque through the power band. Better yet, peak horsepower is retained...

JE's 100mm billet racing pistons for Subaru EJ257 engines were originally created for Ken Block's Gymkhana STI racecar and are now available to the public. The pistons are 100% CNC machined from high quality 2618-T6 wrought aluminum bar stock and are...

CP WRX STI forged pistons feature superb ring seal, higher vacuum, lower blow-by, greater durability and increased horsepower and torque through the power band. Better yet, peak horsepower is retained through the life of the piston rings. This is...

CP WRX STI forged pistons feature superb ring seal, higher vacuum, lower blow-by, greater durability and increased horsepower and torque through the power band. Better yet, peak horsepower is retained through the life of the piston rings. This is...

JE's Subaru Time Attack FSR 100mm piston set starts with 2618 T6 high tensile forged aluminum blanks. The pistons are specifically designed and engineered for extreme application use and feature 9.5:1 compression ratio. The dome and dishes feature smooth...

JE's Subaru FSR Hybrid 99.5mm piston set starts with 2618 T6 high tensile forged aluminum blanks. The pistons are specifically designed for high horsepower and profiled to match the EJ20 combustion chamber, which means no cylinder head modifications are...

JE's Subaru Stroker Time Attack FSR 100mm piston set starts with 2618 T6 high tensile forged aluminum blanks. The pistons are specifically designed and engineered for extreme application use and feature 8.5:1 compression ratio. The dome and dishes...

CP Forged Pistons for the 2013+ Subaru BRZ & Scion FR-S. CP forged pistons feature superb ring seal, higher vacuum, lower blow-by, greater durability and increased horsepower and torque through the power band. Better yet, peak horsepower is retained...

JE's Subaru Time Attack FSR 99.5mm piston set starts with 2618 T6 high tensile forged aluminum blanks. The pistons are specifically designed and engineered for extreme application use and feature 9.5:1 compression ratio. The dome and dishes feature...

JE's Subaru Time Attack FSR 99.75mm piston set starts with 2618 T6 high tensile forged aluminum blanks. The pistons are specifically designed and engineered for extreme application use and feature 8.5:1 compression ratio. The dome and dishes feature...

JE's Subaru FSR Hybrid 99.75mm piston set starts with 2618 T6 high tensile forged aluminum blanks. The pistons are specifically designed for high horsepower and profiled to match the EJ20 combustion chamber, which means no cylinder head modifications are...