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There are too many variables that determine what hp increase headers will give. Engine size, carbed,f.i.,stock,hi perforforman ce,car weight,the list goes on and on....

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Q: How much horsepower do aftermarket headers add?
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Related questions

How much horsepower do headers add to a 2.2 cavalier?

10hp


Do headers add horsepower to a 305?

yes


How much horsepower do headers add to a car?

bout 10 to 25. depending on what size of motor


What will headers add to a Chevy 305?

adding headers will allow engine to breath better and boost up horsepower but not by much, headers also make you vehicle louder with pipes.


How much horsepower will headers add to a V8 mustang?

20-25 as a rule of thumb. More with good heads.


How much horsepower does a 5.7 liter vortex 1998 Chevy engine with headers have?

if you can find the hp. of the eng., you can add between 12-20 more hp. for the headers.


How much horsepower do headers add to a 350 engine?

Not enough to even notice.


How can you add horsepower to a 1995 z28 camaro?

God, where to start? there are a LOT of things you can do to add horsepower. How much money are you looking to spend? here's a list of things you can do: cold air intake, swapping exhaust manifolds to headers, changing to a high flow exhaust system, turbo/supercharger, nitrous, aftermarket computer chips, lightweight camshaft gears, bigger camshafts, bigger engine, aftermarket clutch, aftermarket torque converter, etc.etc.etc.etc. There's a helluva lot you can do. It's all in how much money you wanna spend. Agreed. LT headers/cold air intake/catback/tune REALLY wake these bad boys up though


How much horsepower will headers add to a 5.0L V8?

Not much, I wouldnt exspect it to b the diffrence from burnin rubber or not, maybe 5 - 10


Whats the best way to add horsepower?

Start with a cold air intake, then add headers. If you want 100 or more horsepower instantly add nitrous


How much horsepower does aftermarket exhaust add?

Very little. It is better to have duals instead of single as it is harder for the car to breath. But it can add 5-10 horse.


Can you add aftermarket headers to a stock 305 motor without changing your carburetor?

Yes, you can put headers on and use your existing carburator. You may, however, want or need to tune it, depending on how it runs after the headers are installed.