The answer depends upon the displacement of the engine, type of piping used, composition of the muffler, exhaust type, and whether the vehicle is naturally aspirated or uses forced induction.
how much u lookin too gain?? Catback exhaust, cold intake, full exhaust.
5-15+ depending on vehicle and type of headers.
depending on the style of intake, and type of car you can gain up to around 20% hp
Not enough to justify the cost of buying and installing aftermarket cam shafts, at least on a value-per-dollar basis.
All 300 of it. This is a question without a better answer. You need to state a better question, such as -- how much extra horsepower can I gain by installing larger injectors? The answer to this one is -- none, if this is the only modification.
you wont gain any horsepower, you will just gain more noise
by upgrading your engine.
3-5 horsepower
It does depend on the engine, but I'd shoot a little higher and say headers will give a good 15-30 hp 3 or 4 hp depending on the engine
what can be added to gain horsepower to the air intake of a 2.2L Pontiac sunfire?
How much horsepower gain from 2 super 44s flowmaster on a f 250 with an 351 windsor
202 refers to the intake valve size, as in 2.02 inches, upgrading to 202 heads is a very common way to gain horsepower, but usually requires upgrading the intake (better intake manifold and a better carb) and installing headers, to make the most of it. even installing a new highperformance camshaft