SKU: jep291061 JE Pistons Subaru STI Engine Kit - 99.5mm Bore, CR 8.5

JE Pistons Subaru STI Engine Kit - 99.5mm Bore, CR 8.5

JE Pistons are specifically engineered for extreme applications, including professional competition. Crafted from high-tensile strength 2618 aluminum alloy, these pistons are designed to withstand high compression ratios, extreme boost levels, and heavy nitrous usage. With precision-focused features like application-specific forgings, contact reduction grooves, and accumulator grooves, JE Pistons ensure optimal performance, durability, and power efficiency for demanding automotive engines.

Designed to meet the needs of the most high-performance environments, JE Pistons are a reliable choice for enthusiasts seeking unmatched strength and reliability in their engine builds.

Important Note About Vehicle Fitment

Our vehicle fitment selection tool is currently in development, and we’re working hard to ensure the accuracy of our data. While most models and trims should be correct, there may be some instances where fitment information is incomplete or an alternative option is available.

If you’re unsure about the compatibility of a part with your vehicle, please don’t hesitate to reach out to us for assistance. Our team is here to help you find the perfect fit!