Laying out the relationships between the engine's exhaust and intake and how you can use them to your advantage There are specific functional relationships between an engine's exhaust and intake ...

Our vehicles are just like us, if they don't have a chance to breathe, they will die... well, not quite, but their performance, fuel economy, and life span will be dramatically shortened. Typically, ...

Finally, Project 9-2X gets a dose of boost and bolt-on power. So far, we've taken care of interior amenities such as the stereo and electronics and also set up the suspension, wheels and tires. It's ...

Inhale, exhale—breathing is as important for your engine as it is for the human body. But while we're stuck with the lungs nature gave us, mechanical things can be improved with the right selection of ...

For Part I, covering the new combustion system, direct injection, and active fuel management: click here. For Part III, covering the block, crankshaft and lubrication systems: click here. Continuing ...

Truck owners can always benefit from more fuel economy and more power to haul heavy loads. Most associate adding more horsepower with using more fuel, but when it comes to selecting compatible ...

When I recently outsourced an oil pan gasket replacement to a reputable Long Beach BMW shop, the owner noted that he loved the 128’s power and asked if it had an ECU tune, besides any mild coding. As ...

Why performance air intakes might be a great, low-cost investment if you’re looking for more power. Why are aftermarket air intake systems so popular? A related question might be, why replace the ...

I just build a box for my g/f w/ a a7n266-vm and duron 1.3 (I'm very pleased with this combo so far). I have one case fan. Should I use it as an intake in the lower front of the case or as an exhaust ...