If you are looking for durable step bars with a tough, chrome look Putco has what you're looking for. Putco's Hybrid Oval Step Bars are 5 inches in diameter and are made from heavy duty aluminum and have customized mounting brackets made specially for your Tundra. The Hybrid Oval Step Bars are backed by a Lifetime Warranty and the non-skid agressive tread step pad is tough enough for any wear and tear. Give your Tundra that awesome, custom look you desire with Putco's 5" Hybrid Oval Step Bars.