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2018 Subaru WRX STI MPG

Based on data from 47 vehicles, 3,156 fuel-ups and 760,379 miles of driving, the 2018 Subaru WRX STI gets a combined Avg MPG of 19.85 with a 0.11 MPG margin of error.

Below you can see a distribution of the fuel-ups with 94 outliers (2.89%) removed.

Following shows the average MPG of each of the 47 vehicles in the system.

2018 Subaru WRX STIs For Sale Nearby

  • WRX STI RA

    2018 Subaru WRX STI Type RA 2.5L H4 GAS Manual 6 Speed
    Added Aug 2020 • 84 Fuel-ups

    Property of blue04sti

  • 17.2 Avg MPG
  • My WRX STI

    2018 Subaru WRX STI STI 2.5L H4 GAS Manual 6 Speed
    Added Feb 2020 • 90 Fuel-ups

    Property of SensibleHeat

  • 19.3 Avg MPG
  • Koraline

    2018 Subaru WRX STI Type RA 2.5L H4 GAS Manual 6 Speed Sedan
    Added Apr 2021 • 150 Fuel-ups

    Property of StephenPalmer

  • 20.1 Avg MPG
  • '18 STI

    2018 Subaru WRX STI 2.5L H4 GAS Manual 6 Speed Sedan
    Added Aug 2017 • 243 Fuel-ups

    Property of clapanse

  • 20.1 Avg MPG
  • WRX STI 11.5

    2018 Subaru WRX STI STI 2.5L H4 GAS Manual 6 Speed
    Added Aug 2019 • 169 Fuel-ups

    Property of EricSum

  • 22.5 Avg MPG
  • Black Unicorn

    2018 Subaru WRX STI Limited 2.5L H4 GAS Manual 6 Speed
    Added Sep 2018 • 89 Fuel-ups

    Property of MizMoxie13

  • 18.2 Avg MPG
  • Selena

    2018 Subaru WRX STI Sport-tech 2.5L H4 GAS Manual 6 Speed Sedan
    Added Jul 2022 • 91 Fuel-ups

    Property of jasonkai

  • 19.8 Avg MPG
  • Doctor STI

    2018 Subaru WRX STI Limited 2.5L H4 GAS Manual 6 Speed Sedan
    Added Apr 2022 • 25 Fuel-ups

    Property of BestBaconAround

  • 21.1 Avg MPG
  • Stacy

    2018 Subaru WRX STI 2.5L H4 GAS Standard 6 Speed
    Added Jul 2018 • 197 Fuel-ups

    Property of mut8dsupafly

  • 18.7 Avg MPG
  • My WRX STI

    2018 Subaru WRX STI STI 2.5L H4 GAS Standard 6 Speed
    Added Jul 2018 • 108 Fuel-ups

    Property of Takeshi_173

  • 16.2 Avg MPG
  • STI

    2018 Subaru WRX STI Limited 2.5L H4 GAS Standard 6 Speed Sedan
    Added Aug 2017 • 122 Fuel-ups

    Property of Hersheys

  • 20.4 Avg MPG
  • WRX STI

    2018 Subaru WRX STI Sport-tech 2,5L H4 GAS Manual 6 Speed
    Added Mar 2018 • 243 Fuel-ups

    Property of agleask

  • 23.3 Avg MPG
  • Wingnut

    2018 Subaru WRX STI 2.5L H4 GAS Manual 6 Speed Sedan
    Added Mar 2018 • 103 Fuel-ups

    Property of josnroh

  • 21.4 Avg MPG
  • Type RA

    2018 Subaru WRX STI Type RA 2.5L H4 GAS Manual 6 Speed Sedan
    Added Apr 2021 • 51 Fuel-ups

    Property of picantegamer

  • 20.8 Avg MPG
  • My WRX STI

    2018 Subaru WRX STI Sport-tech 2.5L H4 GAS Standard 6 Speed
    Added Apr 2018 • 81 Fuel-ups

    Property of 2018-STi

  • 21.3 Avg MPG
  • STi

    2018 Subaru WRX STI 2.5L H4 GAS Standard 6 Speed Sedan
    Added Nov 2017 • 109 Fuel-ups

    Property of jon10203405060

  • 22.0 Avg MPG
  • Gina

    2018 Subaru WRX STI STI 2.5L H4 GAS Manual 6 Speed Sedan
    Added Jan 2022 • 3 Fuel-ups

    Property of Vdo123

  • 45.0 Avg MPG
  • My WRX STI

    2018 Subaru WRX STI Sport-tech 2.5L H4 GAS Manual 6 Speed
    Added Jul 2018 • 177 Fuel-ups

    Property of takobo

  • 18.9 Avg MPG
  • SAIS0KU

    2018 Subaru WRX STI Limited 2.5L H4 GAS Standard 6 Speed
    Added Apr 2018 • 220 Fuel-ups

    Property of labrame

  • 21.9 Avg MPG
  • My WRX STI

    2018 Subaru WRX STI Sport-tech 2.5L H4 GAS Manual 6 Speed
    Added Jul 2021 • 32 Fuel-ups

    Property of BrokenFlywheel

  • 21.1 Avg MPG

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