Challenger R/T Engine & Performance Modifications

Discuss the 370HP/398lb-ft 5.7L HEMI V8 Engine and Performance Mods.

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  1. SoCalHemi392

    Yet another exhaust question

    SoCalHemi392, Dec 8, 2018
    Replies:
    2
    Views:
    1,146
    IntimidatorRT
    Dec 9, 2018
  2. rtchallenger12

    Yes, another Tune Question

    rtchallenger12, Feb 27, 2017
    Replies:
    1
    Views:
    1,136
    rtchallenger12
    Mar 1, 2017
  3. ShannonGTO

    Which Diablo

    ShannonGTO, Mar 30, 2017 ... 2
    Replies:
    14
    Views:
    3,800
    jjmcanally01
    Sep 10, 2020
  4. Detonator

    What can I do to add at least the same amount of horsepower to my car that the scat pack has?

    Detonator, Aug 14, 2018
    Replies:
    8
    Views:
    1,817
    ZEN357
    Aug 29, 2018
  5. BBBAD345

    Well, chalk this up as a learning experience. Side exit exhaust dont do it!

    BBBAD345, May 16, 2020 ... 4 5 6
    Replies:
    52
    Views:
    6,047
    BBBAD345
    Mar 18, 2022
  6. PITCHBLACK

    Water flow tank(reservoir tank

    PITCHBLACK, Sep 12, 2018
    Replies:
    5
    Views:
    1,129
    IntimidatorRT
    Sep 14, 2018
  7. Model maker

    Want to add a full exhaust system, can i do it without a special tune ?

    Model maker, Feb 13, 2014
    Replies:
    5
    Views:
    3,003
    biv6.1
    Feb 20, 2018
  8. FrankenMax

    Tuning options limited?

    FrankenMax, Jul 10, 2017
    Replies:
    0
    Views:
    1,040
    FrankenMax
    Jul 10, 2017
  9. Blackbird

    Tuning

    Blackbird, Nov 10, 2011
    Replies:
    9
    Views:
    14,543
    brandy16
    Jan 25, 2014
  10. PITCHBLACK

    Tuner question HELP!

    PITCHBLACK, Jun 30, 2018
    Replies:
    2
    Views:
    1,068
    F4Phantom2
    Jul 4, 2018
  11. 2017 Redline HC

    Tuner

    2017 Redline HC, Dec 18, 2019 ... 2
    Replies:
    10
    Views:
    2,208
    jjmcanally01
    Sep 10, 2020
  12. Model maker

    traction control on OR off ?

    Model maker, Nov 9, 2013
    Replies:
    4
    Views:
    8,526
    Challenger56
    Sep 9, 2016
  13. Michael Piper

    Torque converter - Old-school tech question

    Michael Piper, Mar 24, 2018
    Replies:
    1
    Views:
    721
    IntimidatorRT
    Mar 26, 2018
  14. Moparisto

    To bleed intake charge or not to bleed intake charge?

    Moparisto, Feb 6, 2023
    Replies:
    2
    Views:
    358
    Moparisto
    Feb 7, 2023
  15. BAG

    Tire sizes

    BAG, Jul 17, 2012
    Replies:
    4
    Views:
    4,756
    SRT-Tom
    Dec 2, 2012
  16. Wideboy04

    Throttle response

    Wideboy04, Sep 7, 2016
    Replies:
    0
    Views:
    1,518
    Wideboy04
    Sep 7, 2016
  17. RyansRT

    The 5.7s Plastic Intake Manifold Bolts Loosen Over Time

    RyansRT, Aug 8, 2022 ... 2 3
    Replies:
    23
    Views:
    3,003
    RyansRT
    Jan 24, 2023
  18. SRT-Tom

    Teardown of High Mileage 5.7 Hemi

    SRT-Tom, Apr 18, 2022
    Replies:
    1
    Views:
    1,073
    RyansRT
    Jul 7, 2022
  19. Moparisto

    Superchargers vs. Turbochargers

    Moparisto, Aug 25, 2022
    Replies:
    7
    Views:
    661
    Moparisto
    Jan 10, 2023
  20. Chops

    Some basic aesthetic & slight mods to my '14 Challenger R/T

    Chops, Dec 9, 2018
    Replies:
    1
    Views:
    967
    Chops
    Dec 9, 2018
Showing threads 1 to 20 of 149

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