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2.5 Liter/Litre Factory Motor

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GR-Exhausts

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Discuss anything related to the exhaust system, like muffler, catback, and turboback exhaust systems.
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Sticky UPDATED 03/03/10: Planning a turbo build? This is roughly what it will cost you.
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2019 Sti fluctuating vacuum
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2.5 Liter/Litre Factory Motor Discuss the Subaru 2.5L factory motor. Please post exhaust related discussion in the exhaust forum.
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