Assuming you are asking how many miles the 2003 Honda Element will last until it needs to be retired or replaced:
The 2003 Honda Element has a lifespan of about 200,000 miles. With proper maintenance and care, your Element can easily last beyond this mileage mark. However, keep in mind that as your vehicle ages, it will become less efficient and more expensive to maintain. You may start noticing issues with major components such as the engine, transmission, and suspension around the 150,000-mile mark. At this point, you'll need to decide whether it's worth investing in repairs or if it's time for a new car.