Smittybilt Sure Step Side Bar, Wheel to Wheel TN1140-S4B Fits 2004-2006 Toyota Tundra Crew Cab;Side Bar; 3 inch diameter; No Drill Installation; Black Powder Coat;Sold as a pair TOYOTA TUNDRA LIMITED SR5 2004 2005 2006 3.4L 5VZFE (3378cc) 4.7L 2UZFE (4663cc) 4.7L 2UZFE (4663cc) i-Force 4L 1GRFE (3956cc) GAS Smittybilt Smittybilt Sure Step 3 Inch Diameter Side Bars (Black) - TN1140-S4B TN1140-S4B Nerf Steps