Borla vs. Nismo Headers
#1
#2
Do a search, and you'll find that Borla's do nothing as far as adding power. They are not equal length and have a crappy design for the collector. The Nismo does work. The best header, as far as adding power, is the Crawford, but it's a tough install (engine needs to be jacked up) and its expensive. The Crawford's have much hand work. For a good mid price header look at the DC. Remember though, You Get What You Pay For.
Lou
Lou
#3
Do you have a website address for the Crawford headers? When you say, "jack up" the engine I take it you are meaning lift it off the motor mounts so you can slip the headers in from the bottom easier right. Also, are the crawford headers full length, midlengths, etc. Are they stepped or regular?
Thanks
Thanks
#5
Check out the Alphawerks Headers (Nexus Industry). Avalon Racing (NH) has a special for $620 + shipping. The dynos on the Alphawerks have ranged from 14 WHP to 21 WHP.
I just had them installed on my G35 Coupe. The improvement in performance is real. The car's rpm climb much faster with a huge increase in top end. The Alphawerks are a normal install, no lifting of the engine.
I just had them installed on my G35 Coupe. The improvement in performance is real. The car's rpm climb much faster with a huge increase in top end. The Alphawerks are a normal install, no lifting of the engine.
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