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Plugged converter possibly or other exhaust restriction. exhaust is very very hot, because of this, your exaust manifolds/headers are going to get very very hot, especially if you tend to run high RPMs. if everything else like throttle response is fine, i wouldn't worry

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โˆ™ 2007-06-06 20:44:33
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Q: What would cause exhaust manifolds to get orangish red hot on 94 Toyota 4 runner?
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