Challenger R/T Engine & Performance Modifications

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

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  1. SRT-Tom

    392 is Coming Back!

    SRT-Tom, Dec 8, 2025
    Replies:
    8
    Views:
    405
    baccaruda
    Dec 18, 2025
  2. SRT-Tom

    Who Invented the HEMI ?

    SRT-Tom, Aug 27, 2025
    Replies:
    3
    Views:
    224
    Moparisto
    Sep 2, 2025
  3. SRT-Tom

    Ram Buyers Want the 5.7

    SRT-Tom, Jul 13, 2025
    Replies:
    1
    Views:
    290
    Moparisto
    Jul 17, 2025
  4. Gepetto131

    Supercharger on 5.7 with Shaker

    Gepetto131, Jun 12, 2025
    Replies:
    8
    Views:
    733
    Cloverdale
    Jun 16, 2025
  5. Ken56

    Exhaust

    Ken56, Mar 29, 2025 ... 2 3
    Replies:
    25
    Views:
    2,237
    SRT-Tom
    Apr 18, 2025
  6. SRT-Tom

    HEMI Coming Back?

    SRT-Tom, Mar 24, 2025 ... 2
    Replies:
    11
    Views:
    1,108
    Moparisto
    Aug 2, 2025
  7. SRT-Tom

    British Youtuber Drives R/T in England

    SRT-Tom, Mar 13, 2025
    Replies:
    3
    Views:
    460
    Cloverdale
    Mar 14, 2025
  8. SRT-Tom

    R/T Changes Through the Years

    SRT-Tom, Nov 30, 2024
    Replies:
    3
    Views:
    872
    baccaruda
    Dec 5, 2024
  9. SRT-Tom

    Hurricane Vs. 5.7 HEMI

    SRT-Tom, Nov 1, 2024
    Replies:
    5
    Views:
    1,126
    Sexy Blue
    Nov 2, 2024
  10. Duderino

    Came with the car

    Duderino, Oct 18, 2024 ... 2
    Replies:
    13
    Views:
    1,621
    baccaruda
    Oct 21, 2024
  11. Challenger Driver

    Catch Can Help with Supercharger?

    Challenger Driver, Oct 8, 2024 ... 2 3
    Replies:
    26
    Views:
    2,066
    Moparisto
    Nov 13, 2024
  12. SRT-Tom

    Number 4 Cylinder Misfire

    SRT-Tom, Oct 7, 2024
    Replies:
    9
    Views:
    1,021
    Cloverdale
    Oct 15, 2024
  13. Joe Young

    blower cam

    Joe Young, Sep 16, 2024
    Replies:
    1
    Views:
    483
    Cloverdale
    Sep 17, 2024
  14. SRT-Tom

    Dark Horse vs Challenger Scat Pack and Camaro SS LT1

    SRT-Tom, Oct 24, 2023
    Replies:
    0
    Views:
    1,375
    SRT-Tom
    Oct 24, 2023
  15. SRT-Tom

    Challenger Shakedown vs. Mustang GT

    SRT-Tom, Oct 24, 2023
    Replies:
    1
    Views:
    1,493
    HellKitten
    Oct 24, 2023
  16. SRT-Tom

    $10K Discount on 2009 R/T

    SRT-Tom, Aug 24, 2023
    Replies:
    3
    Views:
    696
    Mark Davidson
    Aug 28, 2023
  17. SRT-Tom

    Georgia Police Nail Speeder

    SRT-Tom, Aug 17, 2023
    Replies:
    0
    Views:
    607
    SRT-Tom
    Aug 17, 2023
  18. 2015 B5Blue

    Did a couple of mods

    2015 B5Blue, Jul 3, 2023
    Replies:
    3
    Views:
    868
    Niles
    Jul 4, 2023
  19. MRTH

    Automatic Transmission Tune

    MRTH, Jun 13, 2023
    Replies:
    3
    Views:
    1,786
    HellKitten
    Jun 20, 2023
  20. SRT-Tom

    Factory Upbadging

    SRT-Tom, Mar 12, 2023 ... 2 3
    Replies:
    21
    Views:
    3,092
    baccaruda
    Sep 16, 2024
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