exhaust

Discussion in 'Technical' started by geoff, Mar 13, 2011.

  1. geoff

    geoff aka HOSECLAMP

    at the moment my car is running stock exhaust. looking for some suggestions from you all as to what is best, thinking of trying to find some three inch dumps and not sure after that......

    anyone with ideas and suggestions, i am after performance rather than noise.

    thanx heaps
     
  2. geoff

    geoff aka HOSECLAMP

    by the way car is a 89 tt
     
  3. Chilledpain

    Chilledpain Z Reaper

    3" toyz dumps to 3" exhaust all the way through.

    Turbs don't need backpressure. The more flow the better. Mmmmmmmm.... exhaust...... :)
     
  4. geoff

    geoff aka HOSECLAMP

    any ideas on what sort of price i would be lookin at for a full 3" system
     
  5. Chilledpain

    Chilledpain Z Reaper

    Dumps $400 including post... eBay muffs $300, high flow 3" cats $500, labour + custom piping $400...

    Expensive really... $1600 all up or there abouts...

    The n-power/tune agent dumps do a great job for the price tho and a 2.5" system is pretty common...

    Dumps + fronts $250 (no cats)

    Bolt up to existing aftermarket cat back exhaust... Ran same dumps on the old z with great results!

    All comes down to $$...
     
  6. Brock32

    Brock32 Active Member

  7. MagicMike

    MagicMike Moderator Staff Member

    Stock turbos need 4 bolt dumps. If you have stock turbos and minimal mods and no thoughts of upgrading anytime soon, just get a cat back. Too much stuffing around trying to remove 20 year old baked on dumps with engine in situ - IMO.
     
  8. Chrispy

    Chrispy Pretentious Upstart

    Yes! It's bad enough getting dumps off that have only been on for a year or two.

    And I wouldn't bother with the NPower dumps, pretty crap really. Ported stock dumps perform better.
     
  9. Altari

    Altari '89 2+2 TT Manual

    He's removed and rebuilt the turbos so the dumps should be okay to remove. Car hasn't gone anywhere since he did the work so they should be fine. :)
     
  10. Brock32

    Brock32 Active Member

    It only took me about two hours to get mine off the other day. It is not a fun job but it wasn't that hard
     
  11. Chilledpain

    Chilledpain Z Reaper

    x 2... I didnt have too much trouble getting my dumps off... Also found the N-power dumps had a noticeable improvement in spool up time... Although, that could also have been attributed to 20yr old cats being removed :p
     
  12. Altari

    Altari '89 2+2 TT Manual

    The new cats have such great flow! :D

    Flow so well it's as though there are no cats! :rofl:
     
  13. geoff

    geoff aka HOSECLAMP

    had the dumps off last week with engine in car so that is not too much of a problem. not too sure if i will upgrade any time soon, but want to leave myself available to.
     
  14. MagicMike

    MagicMike Moderator Staff Member

    Well since you still have stock turbos you will still need 4 bolt dumps. Stick with a cat back until you decide to upgrade to 5 bolt turbos, then at that stage get some big 5 bolt dumps and 3 inch front pipes to join your cat back ;)
     

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