MAHLE 224-3439.004 OE Replacement Engine Piston Set

The MAHLE 224-3439.004 Engine Piston Set delivers original equipment quality and engineering for reliable engine rebuilds. As one of the world's largest OE piston manufacturers, MAHLE produces pistons built to the same exacting standards found in factory assemblies—ensuring proper fit, function, and long-term durability.

Key Features:

• Compensated ring grooves ensure proper ring loading and consistent oil control throughout the piston's service life
• Expansion-controlled design allows for tight fitting clearances, minimizing engine noise, reducing wear, and lowering emissions
• GRAFAL® anti-friction skirt coating — MAHLE's proprietary graphite-impregnated resin reduces drag, scuffing, friction, and cylinder bore wear
• Precision machined to tight tolerances for OE-matched form, fit, and function
• Lightweight construction reduces reciprocating mass without compromising durability, resulting in smoother engine operation and improved throttle response
• Ready-to-install — includes mounted piston rings, wrist pin, and retaining clips for a complete, convenient installation

MAHLE is a globally recognized leader in engine component engineering, with piston development and production as a core competency. The 224-3439.004 piston set is an ideal choice for engine builders seeking a true OE-quality replacement that restores factory performance and longevity.