Your car's engine needs a very specific diet of air and fuel to do its job, and it's the fuel pressure regulator's (FPR) job to feed it the right amount. The gadget is relatively tiny and can fit in ...

If you own a classic muscle car from the '60s or '70s, you may have found yourself staring down the abyss when it comes to fuel systems. Your dilemma: You want to add more power (or maybe already have ...

Electronic fuel injection packages great performance, sharp throttle response, reliability, fuel economy, and striking looks all in one, so it's no wonder hot rodders have flocked to it over the ...