Iain M
Member
Registered: 18th Aug 05
Location: Wigan - Drives 272bhp corsa ZLET
User status: Offline
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What is the ideal 4 branch manifold to use for performance then? and would you take cat out or get a sports cat. i know about the inlet manifold so that sorted just the exhaust manifold i need help with. 
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broster
Premium Member
Registered: 6th Dec 02
Location: Drives: E39
User status: Offline
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a good 4-2-1 manifold is what you need, sbd do good ones. as do btb. not cheap! as for the cat, may aswell stick a decat on it
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Iain M
Member
Registered: 18th Aug 05
Location: Wigan - Drives 272bhp corsa ZLET
User status: Offline
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website address or phone number or can i use the one thats on yours
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