Evergreen PSBR2034/0/0/0 Toyota 3.4L DOHC 24V V6 5VZFE Engine Piston Set Main Rod Bearings Fits: Toyota 3.4L DOHC 24V V6 5VZFE (see description) Ultra Performance Custom Made Premium Grade Aluminum Silicon Pistons Gas Nitrited Steel Rings, 50% Longer Life, Reduce Tension with Better Fuel Economy, Reduce Cylinder Wear Much improved design with more efficient oil passage holes in oil ring groove. Minimizes fractures & cracks. No more gummed up oil. Reduces engine failure Meets or exceeds OEM specifications. Easily lasts 150,000+ mile