Maximum PSI HD S55 Forged Pistons by Mahle Motorsport

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  • Regular price $1,379.35


Maximum PSI heavy duty forged piston set for S55 engines. Made by Mahle to our specifications.  This is not their shelf PowerPack S55 piston part #197879807.

HD pins, Grafal coated skirts.  Set up to drop in to the factory LDS bore.  Rings are file fit.  Please email sales@maximumpsi.com for any questions prior to purchasing, especially if you have a damaged S55 engine.  

Click here for our HD connecting rod set to complement your piston upgrade!