QR25DE Precat Issue FAQ What is this “precat issue”? The precat (or pre-catalyst) is a catalytic converter located in the stock exhaust manifold. The QR25DE tends to run a fairly rich air/fuel mixture so it is very likely that not all fuel is being combusted in the cylinders and instead...

Hello everyone, My names TJ, I am a 5 year owner of an 03' Sentra SE-R Spec-V and looking to join a group to talk to like minded enthusiasts. For the most part, my ride is factory performance. It's only upgrades have been to it's stereo and breaks. I have a lot of work coming up on it though...

Welcome to the wheel & tire sticky. Everything that you need to know about wheels & tires can be found in here. WHEEL ALIGNMENT WARNING: Before we start off, I'd like to remind everyone that if you have a 1995 & above Nissan Sentra or a 1999 & above Infiniti G20 that have a rear torsion beam...

GENERAL RULES FOR THIS THREAD Post anything you want. No attacking other members. No hard core porn (regrettable, I know). I wanted a thread where people can post whatever they want within reason. I honestly couldn't care less if this gets locked, it's just an online forum for pete's sake...

Having trouble with my Nissan Sentra 2000. Has 110,000 miles. Transmission. After a bunch of sensor things I finally took the pan off and there’s a little hole leaking black goo into the transmission fluid. I have a photo.