The function of the air filter on a turbocharged engine is no different to a natuarally aspirated engine, it's just the turbo is sucking the air in rather than the engine.
andy bassett said:thats exact wat iv done on mine, IK bigger cooler and zorst and the bhp has gone from 222bhp standard to 249bhp,
am hopeing if some one finaly does a remap fpr a E4 engine and a decat ill hit 300bhp or just over and be able to run it safe at that.
do you need a demo car :wink:shinyautos.com said:Don't forget the nos andy, got some coming from the states! :twisted: :twisted: