2.5 Exhaust!!!
Discussion
It's based on Paul C's one in the race car. A couple of the U.S. guys have gone this way too. (they didn't bother with the silencers though). It performs well, flows beautifully, sounds nice and stays under the noise limit when gunning it on a quiet day at Donny. Pretty much ticks all the boxes I wanted it to !!
and just look, it's a thing of beauty too.......


and just look, it's a thing of beauty too.......

Edited by obes on Thursday 13th September 15:54
ThatPhilBrettGuy said:
Now that's pretty, and I like all the gold heat shielding. I wonder how much equal lengths are needed on a turbo car 
common concensus says it's not needed, nor is the cross over pipe, aside from addressing audible issues. Thus, thats why we went with the equal length, to get an nice even rumble ! 
obes said:
It is certainly advisable to get on a dyno and fully check the mapping 
I agree 100%, it is very important so to look at A/F issues, so not to be too lean, or too rich which can spell major problems in the longer run.
The added bonus of course is more Smooooth HP, while keeping things safe.
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it's riched up for safety until I get round to it !
