supacorsa
Member
Registered: 11th Feb 03
User status: Offline
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which one is best 4-1 or 4-2-1
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Cybermonkey
Member
Registered: 22nd Sep 02
Location: Sydney, Australia
User status: Offline
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All depends whether you want top end power or an even increase along the whole power/torque curve.
Dave
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essexracer
Member
Registered: 11th Apr 02
User status: Offline
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i think 4-2-1 as it should make the airflow smoother...
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d0gz_bollox
Member
Registered: 8th Apr 02
Location: Walsall
User status: Offline
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yeah depends on how you drive and how your engine is set up to deliver power.
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