removing main cat 156 2.5 24v - Alfa Romeo Forum
You are currently unregistered, register for more features.    
Tuning & Upgrades Discuss performance enhancements for your Alfa Romeo

 
Thread Tools
(Post Link) post #1 of 5 Old 07-04-14 Thread Starter
Status: Link ecu fully working and running
AO Member
 
Join Date: Aug 2013
Location: Malawi
County: Balaka
Posts: 137

Member car:

!56

removing main cat 156 2.5 24v

what will be the gains of removing the big main cat on the 2.5 v6 24v cf2 performance wise ?
danielmk323 is offline  
Sponsored Links
Advertisement
 
Status: Race cars in progress
AO Silver Member
 
Gertie's Avatar
 
Join Date: Oct 2007
Location: South Africa
County: Gauteng
Posts: 5,993
Garage
Depending on how much it has deteriorated... If it was working perfectly - you can gain quite a bit and if it is broken a lot to be gained - If you can get passed emissions tests
Gertie is offline  
(Post Link) post #3 of 5 Old 08-04-14 Thread Starter
Status: Link ecu fully working and running
AO Member
 
Join Date: Aug 2013
Location: Malawi
County: Balaka
Posts: 137

Member car:

!56

removed it today and the resonator to its to loud and it sounds like a honda now at 3k rpm and that's never a good ting i will try put the main cat back and see the difference whit out the resonator and maybe change the back box to some ting more muffled
danielmk323 is offline  
Status: Race cars in progress
AO Silver Member
 
Gertie's Avatar
 
Join Date: Oct 2007
Location: South Africa
County: Gauteng
Posts: 5,993
Garage
Quote:
Originally Posted by danielmk323 View Post
removed it today and the resonator to its to loud and it sounds like a honda now at 3k rpm and that's never a good ting i will try put the main cat back and see the difference whit out the resonator and maybe change the back box to some ting more muffled
Well you asked about the cat.... The resonator surely helps with the sound - try to put it or something better back...

http://shop.alfisti.net/Tuning-Styli...cer::1386.html
Gertie is offline  
(Post Link) post #5 of 5 Old 09-04-14 Thread Starter
Status: Link ecu fully working and running
AO Member
 
Join Date: Aug 2013
Location: Malawi
County: Balaka
Posts: 137

Member car:

!56

fit it the oe old cat back today its like day and night the difference the cat will stay maybe will fit a sporty one
danielmk323 is offline  
Reply

Go Back   Alfa Romeo Forum > Supported Alfa Romeo Models > Technical & Vehicle Assistance > Tuning & Upgrades

Tags
156 , 24v , cat , main , removing

Thread Tools
Show Printable Version Show Printable Version
Email this Page Email this Page



Posting Rules  
You may post new threads
You may post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off
Trackbacks are Off
Pingbacks are Off
Refbacks are Off

 
For the best viewing experience please update your browser to Google Chrome