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SP Racing Mail!
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Media in the Sound Performance Store
SP 350z Build Video (Update 3/20/08)
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For 2009 we have taken our 350Z to another level!! Raising the boost, modifying the suspension and a new clutch setup should put us safely into the 8s in the 1/4 mile. Horsepower is now a record setting 1248 RWHP!! Record after record broken and reset by Sound Performance!!!
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SP @ Byron 4-4-09
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Took the 350z our for it's first time in 09'
Made a couple mid 9 second passes. Trying to relearn the newer (more grippy) billet version of the RPS clutch.
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SP 350z 1248 rwhp!!!
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We turned up the boost 38.5 psi 1248rwhp 895rwtq Now it's time to take it to the track and try to beat our own record of 9.35@158mph |
SP Exhaust Cutout in Action!
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Our cutout is used on any forced induction vehicles running more than 11psi.
We gained 36hp and 30tq just by opening out exhaust cutout.
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SP Boost Activated Exhaust Cutout Results!!
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55whp increase at the same boost level!!!
547whp @ 17psi with SP Cutout
Precision GT4294 Journal bearing turbo
SP Long Tube Race Header
SP 4" Downpipe/midpipe
SP 5" Intake
SP400 Transmision
SP Built shortblock
ProEFI 128 Standalone ECU
Top Secret Titanium Exhaust
SP Boost Activated Exhaust Cutout
SP Quick Spool Valve |
Sound Performance Quick Spool Valve Results on GT4294 Turbo!!!
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150whp increase @ 3300rpm!!!
Precision GT4294 Journal bearing turbo
SP Long Tube Race Header
SP 4" Downpipe/midpipe
SP 5" Intake
SP400 Transmision
SP Built shortblock
ProEFI 128 Standalone ECU
Top Secret Titanium Exhaust
SP Boost Activated Exhaust Cutout
SP Quick Spool Valve
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