Icon Premium Forged Piston Kit - Includes Rings - 4.030" Bore - 1.2 x 1.2 x 3.0 mm Ring Groove - Minus 20.0 cc - GM LS-Series 21300XR-O Fits 2011-2014 Ford Mustang with

Fits 2011-2014 Ford Mustang with 3

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This premium Viton oil seal was developed for high speed

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Icon Premium Forged Piston Kit - Includes Rings - 4.030" Bore - 1.2 x 1.2 x 3.0 mm Ring Groove - Minus 20.0 cc - GM LS-Series 21300XR-O Fits 2011-2014 Ford Mustang withProduct Description: Piston and Ring Premium Forged Forged 4. 030 in Bore 1. 2 x 1. 2 x 3. 0 mm Ring Groove Minus 20. 00 cc GM LS Series Icon Pistons brings the same quality and performance you've come to expect from United Engine brands. ICON forgings are created at our in house facility, utilizing the latest innovations in piston forging technology. Each ICON piston is purpose built from the ground up for extreme high performance street or racing