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  1. Catalytic Converter sourcing

    Alfa 159, Brera & 946 Spider
    Hi all, Hopefully somebody can help. I'm looking to replace my cat on the advice of my local garage. I have an error code that also suggests this is the problem. Could also explain my poor MPG recently? Does anybody know where I can find a replacement cat for a 159 2.2 at a reasonable...
  2. 159 cat converter and emissions MoT

    Alfa 159, Brera & 946 Spider
    2009 Ltd edition 159 with 1.9 engine, has been a bit smoky but new DPf and used additives/higher rpm etc... was concerned about new MoT smoke test but did it this morning and it passed on smoke but failed on emissions. Garage (local trusted indy) thinks replacing Cat is the best answer, DPF was...
  3. Alfa 147 1.6 Eco - Can I Remove the catalytic converter and sensors from my alfa?

    Alfa 147, 156 & GT
    Hello everyone! I have a 2002 Alfa 147 1.6 T.Spark Eco (105Hp). Can I Remove the catalytic converter and sensors from my alfa? will it be bad for the engine? how will it affect the ECU? I am going for a straight pipe from the exhaust manifold to the side of the front bumper for weight loss, my...
  4. 147 1.6 Eco (105Hp) - Removing the catalytic converter and sensors is ok?

    Engines (TS, JTS, JTD & V6)
    Hello everyone! I have a 2002 Alfa 147 1.6 T.Spark Eco (105Hp). Can I Remove the catalytic converter and sensors from my car? will it be bad for the engine? how will it affect the ECU? I am going for a straight pipe from the exhaust manifold to the side of the front bumper for weight loss, my...
  5. Alfa 156 1.8 catalytic converter

    Alfa 147, 156 & GT
    Quick question: does the 2.5 V6 catalytic converter fit the 1.8TS by any chance? I'm guessing not but you never know :) The car is an old (1999 year) model.
  6. MultiAir 135 catalytic converter / Decat pipe for sale

    Alfa MiTo
    Does anyone know the part number for the cat for the 135bhp MultiAir, or where I can purchase one? Mine is currently running with a decat pipe but il not be able to trade it in like that and I don't have the original cat as it was faulty. If I get hold of a cat would anyone be interested in...
  7. Catalytic converter

    The Classic Alfa Romeos
    Will a s4 2.0 spider be fitted with a cat please? 1991/2 car should be exempt even if one was? Thanks, John.
  8. 2.0 JTS Catalytic Converter for sale

    Alfa 147, 156 & GT
    Hi All, Having a clear out of the garage in readiness for a new Alfa. So, I have for sale the aftermarket front twin-cats I bought for my 156 when I thought there was a problem with the original. As with so many JTSs it turned out to be the injectors, so the original cat went back on before...
  9. Mito QV Error Code P0420 - Catalytic Converter

    Alfa MiTo
    Hi all, Has anyone had a Mito Multiair throw a P0420 error code? It's happened to me a couple of times while driving at motorway speeds and as far as I know it could be anything from a knackered catalytic converter to a misfire causing it.
  10. Would This Magnaflow Catalyic Converter Fit on my 2.0 TS GTV?

    Alfa GTV & 916 Spider
    Hi everyone; I am interested on buying the item listed on the auction and i will be glad if someone can help me whether this 'universal' catalytic converter will fit on my phase 2 , 2.0 TS GTV without any extra modification...
  11. 156 1.8 T Spark - Catalytic Converter Issue

    Alfa 147, 156 & GT
    Hi all Looking for some advice on the best/cheap (yes I know these rarely go hand in hand but looking for a compromise!) fix for the issue my 156 is going through and figured that its a safe bet someone might have been through a similar issue! Had the car for 4 years now and absolutely love it...
  12. 159 2.4 jtdm catalytic converter problem

    Alfa 159, Brera & 946 Spider
    hello all, i have problem with my catalytic converter, i have engine error and at the garage they told me that is the catalytic converter error. what can i do? what is my choices? thanks!
  13. Cat

    Alfa GTV & 916 Spider
    I'd really like to get rid of my catalytic converter, MOT not an issue...is there a lambda sensor post cat? My car isn't near so I can't check...if there is, does anyone have any experience of de-cating a twinnie and how it works with the ECU?
  14. 156 1.6 T-spark catalytic converter (front)

    Alfa 147, 156 & GT
    Hello, Does anyone know how I can find out the part number for the front part of the exhaust with the two/double cat's and flexible piece? I'm looking to order one or place a wanted ad online, but there seems to be several different types. Has anyone any ideas? The car is a 156, 1.6L from 2001...
  15. Rust Converter On Sub-Frames

    Alfa 159, Brera & 946 Spider
    Guys, I know there are separate threads on 159 sub-frames being susceptible to rust, in some cases very very susceptible requiring replacement of the sub-frames. I seem to have some surface rust only at this time on my 2010 Sportwagon TI and would like to take some preventative steps to avoid...
  16. Has anyone removed the catalytic converter,

    Alfa 159, Brera & 946 Spider
    Hello I have an Alfa 2.4 JTDM 210 PS it’s been remapped and the DPS Filter removed and the EGR Valve deleted. very, very fast now, Has anyone removed the catalytic converter, I am thinking removing, How much more power I will get
  17. alfa romeo 156 1.8 tspark 2001 catalytic converter

    Alfa 147, 156 & GT
    I am after a cat for alfa romeo 156 1.8 tspark 2001, part number 91300, my question is would any other cat fit this engine? this is for model 2000 - 2001 ps: the problem is with the flexi pipe which is inseparable so I need to get the whole component
  18. 147 1.6 Catalytic Converter

    Alfa 147, 156 & GT
    Hi guys, been trying to get this 147 through a MOT and everything was fine until the dreaded emissions test. It passed on the HC and CO output but epic failed on the oxygen / lambda levels. So I thought it was a leak at the front, and i found one at the catalytic converter flange. Unbolted the...
  19. Alfa Romeo GT JTDm Catalytic converter gone

    Alfa 147, 156 & GT
    Hi guys, my car hadn't been sounding right for the past few weeks so thought I would take it down to kwik fit for a free exhaust check. Well the guy got it up on the ramp and the diagnosis is the catalytic converter is gone. He showed me and when he shook it, it made a rattling sound. They have...
  20. Catalyst Converter Box from exhaust

    Alfa 147, 156 & GT
    Hi, I need a new CC for a 05 147 1.6 Thx R
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