What kind of power increase would i see....

slverstang · Jan 20, 2016

If i went with some long tubes with retune? I have been debating if they are worth it. Some input would be nice. Thanks!

charba951 · Jan 20, 2016

q6543 · Jan 20, 2016

5-10 hp peak, 15-20 through the curve.

slverstang · Jan 20, 2016

What kind of quarter mile diff would i see? .1 -.2 tenths?

Grabber · Jan 20, 2016

Went from 421 / 367 to 443 / 388 with Kooks 1-3/4" Headers and went from Stock headers with a Lethal O/R H.

20+ RWHP / 20+ RWTQ

Jumpmaster2015 · Jan 27, 2016

These long tube threads are happening more often, and groundhog day is fast approaching. Coincidence? I think not.