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    Quick Links: 4th Gen K&N Cold Air Intake Muffler length and performance? Oil filter size Muffler and exhaust suggestions? TRD CAI in 2021 model

Performance

Toyota 4Runner performance (intakes, exhausts, etc)

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  1. Throttle problems

    ChrisDLC, May 8, 2022
    Replies:
    3
    Views:
    1,152
    Thatbassguy
    Aug 24, 2022

  2. check engine light code po420 & po430

    Silika713, Jul 13, 2022
    Replies:
    0
    Views:
    708
    Silika713[OP]
    Jul 13, 2022

  3. Complete cat delete.

    07Limited4X4, Jul 8, 2022
    Replies:
    2
    Views:
    3,455
    07Limited4X4[OP]
    Jul 8, 2022

  4. Supercharging 1GR-FE

    DJNAUST, Oct 3, 2020
    Replies:
    11
    Views:
    5,316
    mZiggy
    Jul 7, 2022

  5. Borla, Gibson or aFe?

    kymira13, Aug 4, 2021
    Replies:
    29
    Views:
    5,589
    ChessGuy
    May 13, 2022

  6. Do you put fuel additives ?

    taco_runner, Apr 14, 2021 ... 2
    Replies:
    55
    Views:
    12,019
    ARB1977
    Dec 12, 2021

  7. Pedal Commander review

    WTW15, Jan 16, 2018 ... 2 3
    Replies:
    88
    Views:
    50,147
    Jrunr
    Nov 3, 2021

  8. Oil change fail

    Cindy, Oct 18, 2020
    Replies:
    23
    Views:
    4,475
    josephp732
    Sep 20, 2021

  9. Recalibration of electronics after windshield replacement 2020 SR5

    sduncil, Sep 10, 2021
    Replies:
    0
    Views:
    811
    sduncil[OP]
    Sep 10, 2021

  10. Transmission Fluid!

    jax410, Apr 19, 2021
    Replies:
    4
    Views:
    3,394
    captsolo
    May 20, 2021

  11. Interesting read...

    SR5 Limited, May 7, 2021
    Replies:
    5
    Views:
    1,361
    MI-FL off roader
    May 9, 2021

  12. Pedal Commander?

    Matt97, Apr 29, 2021
    Replies:
    21
    Views:
    2,356
    gunsnob
    Apr 30, 2021

  13. Replaced 19inch flowmaster muffler with 24inch Borla

    Chodermuffin, Apr 15, 2021
    Replies:
    0
    Views:
    947
    Chodermuffin[OP]
    Apr 15, 2021

  14. 70 mm Throttle Body on 4th Gen $runner

    4runnernutz, Apr 7, 2021
    Replies:
    0
    Views:
    895
    4runnernutz[OP]
    Apr 7, 2021

  15. 3rd Gen cat-back?

    SR5 Limited, Apr 3, 2021
    Replies:
    3
    Views:
    805
    SR5 Limited[OP]
    Apr 5, 2021

  16. Info. On 4 runner

    Cyn_sin, Mar 17, 2021
    Replies:
    4
    Views:
    1,275
    SlvrSlug
    Mar 17, 2021

  17. Sensor please help

    Chelle6421, Feb 10, 2021
    Replies:
    1
    Views:
    1,080
    oljedi11950
    Feb 10, 2021

  18. 2021 engine performance Issues

    Trailblazzrr, Dec 5, 2020
    Replies:
    11
    Views:
    6,073
    4Runner fun
    Dec 15, 2020

  19. CAI and exhaust worth It???

    SeekNDestroy, Mar 21, 2020
    Replies:
    8
    Views:
    5,495
    2Trex
    Nov 20, 2020

  20. 4TH GEN T4R and REPLACEMENT TRD CAI FITMENT???

    caa010081, Nov 17, 2020
    Replies:
    0
    Views:
    2,199
    caa010081[OP]
    Nov 17, 2020

  21. TRD CAI in 2021 model

    seanzig, Nov 6, 2020
    Replies:
    12
    Views:
    5,959
    4Runner170V
    Nov 7, 2020

  22. Larger CAT and/or Exhaust

    taco_runner, Sep 7, 2020
    Replies:
    3
    Views:
    1,365
    PVT Pablo
    Oct 1, 2020

  23. 2020 Limited Flowmaster FlowFX Cabin Drone Problem

    magsrgod, Jul 27, 2020
    Replies:
    4
    Views:
    3,414
    SlvrSlug
    Oct 1, 2020

  24. Best carb for offroad application?

    Sho_Tyme671, Jul 28, 2020
    Replies:
    3
    Views:
    1,231
    atgparker
    Oct 1, 2020

  25. Hey need advice from the pro's again

    Silliw98, Sep 9, 2020
    Replies:
    1
    Views:
    915
    atgparker
    Oct 1, 2020

  26. Lithium Battery in engine bay???

    TOGORUNNER, Aug 23, 2020
    Replies:
    8
    Views:
    4,602
    ryjod
    Sep 26, 2020

  27. K&N Intake vs Nature

    booster, Feb 2, 2017
    Replies:
    2
    Views:
    2,079
    trlhiker
    Sep 22, 2020

  28. K&N CAI Noise

    Rage_RunnerSR5, Sep 3, 2020
    Replies:
    0
    Views:
    799
    Rage_RunnerSR5[OP]
    Sep 3, 2020

  29. TRD catback exhaust and cold air intake concerns

    Gamma Ray, Jul 4, 2020
    Replies:
    5
    Views:
    2,151
    magsrgod
    Jul 27, 2020

  30. Exhausts in the $300-$350 price range?

    brudy4X4, Jun 28, 2020
    Replies:
    4
    Views:
    1,220
    brudy4X4[OP]
    Jun 29, 2020

  31. Gibson dual side outlet exhaust

    Jmurkli417, Jun 20, 2020
    Replies:
    0
    Views:
    1,176
    Jmurkli417[OP]
    Jun 20, 2020

  32. K&N kit on a 2018 Off-Road, what an expensive piece of crap.

    askdrtodd, Feb 15, 2018
    Replies:
    27
    Views:
    4,482
    Barcelona Trail
    Feb 28, 2020

  33. Mechanical help

    89d16a6, Jul 28, 2019
    Replies:
    25
    Views:
    2,611
    MyWyfsRnnr
    Feb 18, 2020

  34. Toyota engine characteristics of the 4L v6 and the 4.7 v8

    tractor john, Jan 10, 2020
    Replies:
    1
    Views:
    1,095
    Dark Knight
    Jan 10, 2020

  35. Spoiler alert! Lol

    4Runner fun, Apr 17, 2019
    Replies:
    20
    Views:
    5,808
    4x Old Guy
    Dec 6, 2019

  36. Muffler length and performance?

    ashod.papazian, Dec 9, 2016
    Replies:
    4
    Views:
    2,904
    SR5 Limited
    Dec 5, 2019

  37. Exhaust tips on 4th gens

    06RoadRunner, Jun 28, 2018
    Replies:
    1
    Views:
    1,563
    Blue 4ever Runner
    Dec 5, 2019

  38. Muffler and exhaust suggestions?

    TacoTeaser, Sep 8, 2018
    Replies:
    7
    Views:
    4,200
    Blue 4ever Runner
    Dec 5, 2019

  39. Cheap TRD exhaust from factory?

    4Runner fun, Nov 27, 2019
    Replies:
    5
    Views:
    2,664
    ForRun
    Nov 27, 2019

  40. S&B filters anyone?

    totmacher, Aug 12, 2018
    Replies:
    5
    Views:
    2,031
    BluetheTruck
    Apr 11, 2019

  41. 3rd Cruise Control: To add or not

    Firstoneman, Apr 4, 2019
    Replies:
    10
    Views:
    2,586
    HoBoDanny
    Apr 10, 2019

  42. Pedal Commander Installed

    MaliciousV-18T4RORP, Sep 7, 2018
    Replies:
    13
    Views:
    7,381
    jtice
    Feb 22, 2019

  43. GM’s V/8 to electric conversion?

    SR5 Limited, Dec 17, 2018
    Replies:
    0
    Views:
    2,103
    SR5 Limited[OP]
    Dec 17, 2018

  44. 2018 Programmer?

    Sparkkky, Oct 14, 2018
    Replies:
    4
    Views:
    2,577
    ruiz4251
    Oct 15, 2018

  45. K&N Cold air intake for sale

    mrzachary_iu, Sep 26, 2018
    Replies:
    0
    Views:
    1,396
    mrzachary_iu[OP]
    Sep 26, 2018

  46. Air intake suggestions?

    Nujkrap, Sep 15, 2016
    Replies:
    14
    Views:
    8,156
    Kritsana21
    Sep 25, 2018

  47. Doug Thorley Mid Pipes -and- Headers ?

    Barcelona Trail, Jul 6, 2018
    Replies:
    0
    Views:
    1,838
    Barcelona Trail[OP]
    Jul 6, 2018

  48. School me, in the differences in platforms

    Kyblack76, May 22, 2018
    Replies:
    9
    Views:
    2,548
    Bullminner
    Jun 7, 2018

  49. "Rally driving" question.

    Elmo the Destroyer, May 3, 2018
    Replies:
    5
    Views:
    2,124
    Texoma
    May 10, 2018

  50. Weird Exhaust Smell?

    Elmo the Destroyer, May 2, 2018
    Replies:
    0
    Views:
    1,331
    Elmo the Destroyer[OP]
    May 2, 2018
Showing threads 51 to 100 of 110

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