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S4 OR S5 Turbo

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Old 01-22-08, 06:25 PM
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S4 OR S5 Turbo
well hello i wood like to know if any one can help me i have a s4 turbo and some were i herd that a s5 turbo is much more ifficient y is that
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Old 01-22-08, 06:28 PM
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I heard it was more efficient due to the enlarged internal wastegate.
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Old 01-22-08, 06:55 PM
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Old 01-22-08, 08:19 PM
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The s5 turbo has a 2 wastegate holes. The s4 has 1

The s5 turbo doesn't use the twin scroll system. It has a free flow manifold as well
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Old 01-22-08, 08:21 PM
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just do a extreme port on the s4 wastegate using arroncakes write-up..
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Old 01-22-08, 09:33 PM
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i believe the turbine housing is slightly larger on s5 as well.
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is this method safe for removing the driveshaft bolts?




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