2003-2008 Toyota 4Runner Seat Extension Brackets (Driver and Passenger Side Bundle) Extends the seat 4 inches. ExtendMySeat brackets DO NOT affect normal seat position. Fabricated from a single piece of 10 gauge steel rated at 38,000 PSI tensile strength. Powder coated black. Some images of the bracket design(s) may slightly vary and are for representative purposes only. Less than 30 minutes to install with simple tools. No welding, cutting or drilling required. 100% Made in the USA with a lifetime guarantee.