# STI normal running voltage **URL:** \ **Category:** Shift518 Automotive\ **Created:** [July 8, 2011, 3:29pm UTC](https://forums.speedlife.net/t/sti-normal-running-voltage/259318 "2011-07-08T15:29:32Z")\ **Posts on this page:** 1\ **Showing post:** 10
**Author:** ![TurboTravis](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/turbotravis/32/6406_2.png) [@TurboTravis](https://forums.speedlife.net/u/TurboTravis)\ **Post date:** [July 8, 2011, 8:02pm UTC](https://forums.speedlife.net/t/sti-normal-running-voltage/259318/10 "2011-07-08T20:02:05Z")
> [@winter 07/08 project is done!](https://forums.speedlife.net/t/winter-07-08-project-is-done/43039/97): > > And that is why I’m 99% sure its the battery. Just wanted to check to see because the voltage seemed low to me for the higher rpms. It could also have just been the battery was still pretty dead. just took it off the trickle charger, but I’ll probably be replacing it tomorrow. > > What do you guys recommend for a decent battery. For offroading I always used an optimum yellow top… but what about for these??? Hard to buy a ‘bad’ one unless you’re going as cheap as possible. Even with that said, the WalMart ones are fine. There are like two companies that make batteries, and then they just get marked by the seller --- _[View the full topic](https://forums.speedlife.net/t/sti-normal-running-voltage/259318)._