Thnx for the explanation.
Can you then confirm that with an optimal mapping, that takes care of the changed backpressure will be a performance gain by removing the DPF and "tell" the engine management that it's gone?
At least that is what I hear from you guys, from Promotec in South Africa and from the tuning my car.
'06 E91 330dA Sparkling Graphite
|19" AvantGarde M359 Satin Black