Evo 4 GSR - De Cat

1982ollie

1982ollie

New Member
Messages
750
Location
Berkshire
Hi Guys,

Thought I would post this up, coz it has been bugging me ever since I have fitted it.

De cated my car about a month ago now and I don't know. :confused:

I'm not sure if it has made it run better or worse. :sad:

Certainly sounds louder and meaner.

Its 3" all the way through and the last thing I did was the cat.

Any ideas/comments??

Cheers,
 
ElDopesta

ElDopesta

Well-Known Member
Messages
5,705
Location
Nuneaton
Not sure what you are getting at buddy!

The only way to know if it has made a difference, which I suspect it has, is to go for a Dyno run!!!

As it happens, we are having a Dyno Meet on Saturday the 4th of December, so why don't you sign up???

Check the New Posts buddy.


El
 
evogeof

evogeof

Super Moderator
Messages
10,886
Location
Hereford
putting a 3" exhaust on you have changed the cars set up you will need it mapping now :razz:
 
RSmark

RSmark

Member
Messages
860
Location
Swindon
Think i may too.....ive a huge pipe and thought it was standard. Looks like i may be wrong.
 
ElDopesta

ElDopesta

Well-Known Member
Messages
5,705
Location
Nuneaton
If any of you need upgrade ECU's then it might be a good idea to PM Jamie or Sponners, assuming Russ does not have anything available on the day that is.

Even if he does, he might be a little hard pressed for time so you may want to get them fitted in advance!!!


El
 
RSmark

RSmark

Member
Messages
860
Location
Swindon
im guessing they'll be over £100 plus fitting etc, will wait til early next year.
Will bare them in mind.
 
sponners

sponners

Well-Known Member
Messages
1,128
Location
Mid Wales
Hi Guys,

Thought I would post this up, coz it has been bugging me ever since I have fitted it.

De cated my car about a month ago now and I don't know. :confused:

I'm not sure if it has made it run better or worse. :sad:

Certainly sounds louder and meaner.

Its 3" all the way through and the last thing I did was the cat.

Any ideas/comments??

Cheers,


the car should run better with the decat......as there is nothing blocking the exhaust flow

probably cause the boost to rise though so you should keep an eye on that.
 
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