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Old 06-27-2008, 07:17 PM   #1
Scooby Specialist
Member#: 168567
Join Date: Jan 2008
Chapter/Region: TXIC
2003 big 16g coming
fixing my 03 wrx

Cool Getting A New Turbo Fp18g Wondering What Size Injectors.

i got the sti 565cc on the car now and a aftermarket fpr i am wondering should i go bigger on the injectors.
the mods are
255 walboro
sti pinks or bigger do not know yet
aftermarket vision fpr
obx headers
obx catless up pipe
turbo back
perrin pullys
aps tmic
hks v2 bov
turbo inlet
short ram air injen tech.
obx mbc
vf39 right now getting fp18g.
nrg grounding kit
access port v1
what injectors do you think would do the best or can i use the sti and still put down some decent numbers. 03 wrx
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Last edited by jeremywrx15554; 06-27-2008 at 08:08 PM.
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Old 06-27-2008, 10:42 PM   #2
Scooby Specialist
Member#: 40453
Join Date: Jul 2003
Chapter/Region: South East
Location: Metairie, Louisiana

750cc injectors will be fine. You will max out the 565's pretty quick.
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Old 06-27-2008, 11:49 PM   #3
Scooby Specialist
Member#: 142868
Join Date: Mar 2007
Chapter/Region: Tri-State
Location: Queens NY
Satin White Pearl


Yea, you may be ok with 650 or similar but I would say 740cc to leave some room...Either way, the ones you have now would push enough up top
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Old 06-27-2008, 11:58 PM   #4
Big Ron
Member#: 18062
Join Date: Apr 2002
Chapter/Region: MAIC
Location: I can save you a ton of cash
on car parts so PM
me b4 j00 buy


Ask your tuner not us.
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