190 Horsepower which is stock for this engine. The K&N filter will add almost no horsepower at normal driving rpms. It will help some but only at higher rpms, which is a range that you will not be driving in. These type free flow filters only help in a racing environment, and do almost nothing for day to day normal driving. As to the TB Spacer, it does nothing to increase horsepower. I know you have more than likely been told that they add horsepower, but the dynos do not lie, and they simply do almost nothing for a no-race vehicle.
The IAT sensor on a Toyota Tacoma is found inside the air intake. The sensor clips into the plastic tubing used for the air intake system.
It has two. One intake and one exhaust.
No there is not a water jacket in an intake manifold they are around the cylinder walls in the engine block.
in between the intake manifold, bottom half.
Clean the throttle body.
may want to check your air intake,filter, and the cat. converter
should be on air intake hose
It is part of the mass air flow meter which is located in the air intake tube just after the air cleaner.
The fuel filter on a 2003 Toyota Tacoma Prerunner 4 cylinder is located underneath the intake manifold. The fuel filter can be purchased at any auto parts store.
The intake manifold is to the right of the valve covers. The throttle body attaches to it. If that is what you are talking about then that is the Plenium. the plenium attaches to the intake manifold right beneath it.
probably around 2-4hp..
Horsepower can be increased in a Toyota Corolla by doing bolt-on additions. Connecting a cold air intake system and full exhaust system will increase the power of an engine by approximately 8 percent.