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E85 compatible
Always replace engine oil
MAT Process
E85 compatibility
these pistons are now available to the public
JE 100mm 8.5:1 Time Attack FSR Piston Set (79mm Stroke)- Subaru WRX 2006-2014 / STi 2004-2021 (+Multiple Fitments) 2011 E85 compatibleJE piston and ring designs are specifically engineered for extreme applications up to, and including professional competition for your Subaru WRX and STI. In this environment, the higher compression ratios, highest boost or heavy nitrous usage necessitate the higher tensile strength 2618 aluminum alloy. JE's Subaru Time Attack FSR 100mm piston set starts with 2618 T6 high tensile forged aluminum blanks. The pistons are specifically designed and
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