How well your car performs–and how nicely it drives–can often depend upon your clutch. Here's how to tell if it's time for an upgrade.
Want to go 3-4 mph faster down the straights after installing a simple $20 part? BimmerWorld offers that advantage.
No movie magic, no special effects. For less than $200 we put together our own supercharger setup.
We built (and actually tested) different intake designs.
One of the first things we do whenever we pick up an older car? Go through the fuel system.
Transmission internals are subject to intense stresses. Crack checking and polishing can help ensure that those stresses don’t lead to failures down the road.
We ask various experts in the engine oil industry questions most commonly fielded by automotive enthusiasts.
Want more power, but don't want to go from straight gas to E85? There's a middle ground. Consider E30.
We ask various experts in the engine oil industry questions most commonly fielded by automotive enthusiasts.
Although this BMW looks like any other E30 racer, this one runs on biodiesel.