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csjcsj · 01-21-2014, 09:14 PM

What are the difference in gains,etc,,, on the EL and UEL headers? I'm new to the scene of 4 cyl engines! Which are the best and why?
And do you have to tune, and how so most go about tuning?

01-21-2014, 09:14 PM	#63
csjcsj Member Join Date: Dec 2013 Drives: 2014 WRB BRZ Limited Location: Jefferson, Ga Posts: 95 Thanks: 13 Thanked 25 Times in 21 Posts Mentioned: 2 Post(s)	What are the difference in gains,etc,,, on the EL and UEL headers? I'm new to the scene of 4 cyl engines! Which are the best and why? And do you have to tune, and how so most go about tuning?