Mahle OE cast piston set for GM 4.2L engines (2006–2009) includes pistons with 0.75mm rings and is supplied as a set of six ready for installation. MAHLE pistons mirror OE features such as compensated ring grooves and expansion-controlled designs to reduce noise, wear, and emissions. Rings, wrist pins and clips are provided for convenience, reflecting OE-quality manufacturing.
Mahle OE GM 4.2L 06-09 0.75MM w/ Rings Piston With Rings Set (Set of 6)