# How the Big Boys Roll...

**URL:** https://forums.speedlife.net/t/how-the-big-boys-roll/40231
**Category:** NYSpeed Automotive
**Created:** [December 13, 2007, 3:50pm UTC](https://forums.speedlife.net/t/how-the-big-boys-roll/40231 "2007-12-13T15:50:33Z")
**Posts on this page:** 1
**Showing post:** 98

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### Author: ![Oroc](https://avatars.discourse-cdn.com/v4/letter/o/c68b51/32.png) [@Oroc](https://forums.speedlife.net/u/Oroc)
#### Post date: [December 16, 2007, 5:22am UTC](https://forums.speedlife.net/t/how-the-big-boys-roll/40231/98 "2007-12-16T05:22:00Z")

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> [@turbo ls1 ss](#):
>
> thanks guys.
> 
> oroc, our cars were setup to control hi-impedance injectors. when you need bigger injectors, you reach a point where you need low impedance injectors. basically the box just converts the resistance in the harness for the low impedance injectors so it proportionalizes the pulse widths and resolution. that is my condensed uneducated vocabulary explanation. lol

Understood cap’n. :tup: What about running dual injectors and dual fuel rails? I recently saw a couple setups doing this

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