I've got SP5000's on mine too with no complaints at all. Good all around tire at a good price. I've got to buy two new ones for the back, they're wearing out much faster than the fronts (sideways driving). My wife's Avalon has Dunlop A2's which seem to be pretty decent tires so far (10000 mi).
zmuff--1989 535i 5-speed--17" E39 Style 32's--JC chip--UUC Short Shift--
--Racing Dynamics Springs & Sways--Bilsteins--Yorktown, VA