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Old 12-18-2007, 01:53 AM   #1
fastwrx07
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Member#: 166997
Join Date: Dec 2007
Vehicle:
07 wrx

Smile Hks Spark Plugs

I was thinking if i should upgrade my stock wrx 07 spark plugs to an hks spark plugs, the problem is whether i need it or not, i have hks bov, hks full exhaust, apexi intake, can anyone tell me if i need to upgrade my spark plugs? please let me know! thanks a lot!
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Old 12-18-2007, 02:37 AM   #2
roloc31
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Member#: 162534
Join Date: Oct 2007
Chapter/Region: RMIC
Location: Pleasant Grove, Ut
Vehicle:
2005 FXT, 293ft/lbs
263whp, Silver

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I think the Stock plugs are enough for your setup. Maybe if you go a bigger turbo you could go one step colder plugs. But might just be a waste of money at this point. imo. Correct me if I'm wrong.
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Old 12-18-2007, 02:45 AM   #3
0deucedub
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Join Date: May 2007
Chapter/Region: SCIC
Location: San Gabriel
Vehicle:
2002 PSM Bugeye
:-o

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from what i understand one step colder plugs help decrease knocking. lol. correct me if im wrong
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Old 12-18-2007, 02:49 AM   #4
rexman2002
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Member#: 140244
Join Date: Feb 2007
Chapter/Region: MWSOC
Location: Chicago
Vehicle:
02 bugeye
"stare ale jare"

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Quote:
Originally Posted by fastwrx07 View Post
I was thinking if i should upgrade my stock wrx 07 spark plugs to an hks spark plugs(stick with oem), the problem is whether i need it or not, i have hks bov(lose it), hks full exhaust, apexi intake(lose it), can anyone tell me if i need to upgrade my spark plugs?(No). please let me know! thanks a lot!
...I'd get a bellmouth downpipe + em...
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Old 12-18-2007, 02:49 AM   #5
mccallrl
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Member#: 133165
Join Date: Nov 2006
Chapter/Region: MWSOC
Location: Middletown Ohio
Vehicle:
2004 WRX 2.5 hybrid
19t td04 Jr tuned @ P&L

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Wait until its time to replace the stock plugs, then go to town.
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Old 12-18-2007, 08:57 AM   #6
Mr_Snips
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Join Date: Jun 2007
Chapter/Region: SCIC
Location: Hills Have Eyes
Vehicle:
2012 Ford F150 ECO
White

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if you want better performance...dont replace the plugs, replace the bov
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