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Dammit said:48mm ITB's fed from a GT3-RS plenum, driving the resonance flaps from Syvecs.
Jamesx19 said:Without back to back testing of manifolds or X-pipes Vs crossover pipes on the same engine, on the same Dyno, on the same day, it's impossible for anyone to be sure what works best.
:floor: :floor:Martin996RSR said:If anyone offers you advice on this topic and uses the word 'backpressure' then ignore them. 'Backpressure' is to exhaust engineering as cheese is to moon geology.