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Changing Air Filter

yaz2010
yaz2010 Posts: 173 Forumite
Hi everyone,

I drive a 2007 Civic Petrol hatch 1.8 and do about 80 miles a day.

One of my friends suggested changing air filter every 3 months boosts the MPG by about 15 mpg.

At present I am getting 46 MPG which includes motorway and town driving. Air filter is changed during annual service.

My car has done about 120K miles.

Any comments? Does anyone change air filter every couple of months?

Thank you.
«134

Comments

  • Have you noticed a drop of 15mpg since your last service?
  • Jonesya
    Jonesya Posts: 1,823 Forumite
    Part of the Furniture 1,000 Posts Name Dropper Combo Breaker
    He's pulling your chain - forget 15mpg, you'll be lucky if you get 1.5mpg, 0.15mpg is probably closer to the mark.

    If you could get anywhere near 15mpg then everyone would be modifying their air filters - the car manufacturers would be supplying them factory fit with huge air filters just to bag that extra mpg for their marketing.
  • Rob50k
    Rob50k Posts: 53 Forumite
    Part of the Furniture Combo Breaker
    Absolute rubbish just do it with the service as recommended in the service schedule.
  • AdrianC
    AdrianC Posts: 42,189 Forumite
    Eighth Anniversary 10,000 Posts Name Dropper
    yaz2010 wrote: »
    One of my friends suggested changing air filter every 3 months boosts the MPG by about 15 mpg.
    Your friend is, frankly, a raving idiot.
  • jimjames
    jimjames Posts: 18,905 Forumite
    Part of the Furniture 10,000 Posts Photogenic Name Dropper
    I've got some magic beans. Would your friend like to buy some of them?
    Remember the saying: if it looks too good to be true it almost certainly is.
  • forgotmyname
    forgotmyname Posts: 32,960 Forumite
    Part of the Furniture 10,000 Posts Name Dropper
    Oil and filter change yearly or 8000 miles whichever is the soonest is plenty.

    I change mine yearly where the mileage maybe less than 4000. But its lots of short heavy traffic journeys so worth doing.

    I also change the oil every 6 months for the same reason.
    Censorship Reigns Supreme in Troll City...

  • 15 miles extra from a tank sounds more plausible if changing from a dirty filter.

    However 15MPG is crazy talk.
  • mcpitman
    mcpitman Posts: 1,267 Forumite
    Part of the Furniture 1,000 Posts Name Dropper
    yaz2010 wrote: »
    Hi everyone,

    I drive a 2007 Civic Petrol hatch 1.8 and do about 80 miles a day.

    One of my friends suggested changing air filter every 3 months boosts the MPG by about 15 mpg.

    At present I am getting 46 MPG which includes motorway and town driving. Air filter is changed during annual service.

    My car has done about 120K miles.

    Any comments? Does anyone change air filter every couple of months?

    Thank you.

    Your friend is talking complete twaddle i'm afraid...

    Add some screenwash, it'll go like a rocket! :rotfl:
    Life isn't about the number of breaths we take, but the moments that take our breath away. Like choking....
  • JustinR1979
    JustinR1979 Posts: 1,828 Forumite
    Does your friend own an M3?
  • Steve059
    Steve059 Posts: 2,686 Forumite
    1,000 Posts Combo Breaker
    AdrianC wrote: »
    Your friend is, frankly, a raving idiot.
    Does your friend own an M3?

    And/or works for Halfrauds? :)
    If you fold it in half, will an Audi A4 fit in a Citroen C5? :)
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