Challenger SRT8 Engine & Performance Modifications

Discuss the 425HP/420lb-ft 6.1L HEMI V8(2008-2010) and 470HP/470lb-ft 6.4L HEMI V8(2011-) engines and performance mods.

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  1. Tom Joyce

    P0420 Catalyst efficiency Code

    Tom Joyce, Nov 24, 2021 ... 2
    Replies:
    13
    Views:
    2,497
    Tom Joyce
    Dec 5, 2021
  2. Farmer Fran

    Lower Airbox Intake Tube 2021 Scat Pack

    Farmer Fran, Jun 28, 2021
    Replies:
    9
    Views:
    4,993
    J-man
    Nov 22, 2021
  3. SRT-Tom

    Available Power on the Street

    SRT-Tom, Oct 21, 2021
    Replies:
    6
    Views:
    1,417
    B5blueRT
    Nov 16, 2021
  4. SRT-Tom

    SRT Experience- Radford Racing School

    SRT-Tom, Nov 14, 2021
    Replies:
    4
    Views:
    1,324
    B5blueRT
    Nov 15, 2021
  5. SRT-Tom

    2022 Challenger Widebody Review

    SRT-Tom, Nov 10, 2021
    Replies:
    0
    Views:
    897
    SRT-Tom
    Nov 10, 2021
  6. SRT-Tom

    Shaker Hood Comparison

    SRT-Tom, Oct 23, 2021
    Replies:
    3
    Views:
    3,654
    IntimidatorRT
    Oct 29, 2021
  7. SRT-Tom

    Best Musical

    SRT-Tom, Oct 25, 2021
    Replies:
    0
    Views:
    895
    SRT-Tom
    Oct 25, 2021
  8. sharky

    Rear LSD Swap Questions

    sharky, Sep 18, 2021
    Replies:
    6
    Views:
    1,606
    B5blueRT
    Oct 22, 2021
  9. SRT-Tom

    Challenger V10 Project Car

    SRT-Tom, Aug 28, 2021
    Replies:
    3
    Views:
    885
    70-426_10-SRT
    Aug 29, 2021
  10. SRT-Tom

    6.1L George Barris Custom Challenger Up for Auction

    SRT-Tom, Jul 23, 2021 ... 2 3 4
    Replies:
    33
    Views:
    4,913
    2017 Redline HC
    Aug 7, 2021
  11. SRT-Tom

    392 Intake Manifold Development

    SRT-Tom, Mar 31, 2021
    Replies:
    2
    Views:
    2,753
    68MOPAR
    Apr 29, 2021
  12. SRT-Tom

    Valet Mode

    SRT-Tom, Feb 27, 2021
    Replies:
    2
    Views:
    10,459
    SRT-Tom
    Feb 27, 2021
  13. TRCM

    BMR Rear Strut Tower Brace

    TRCM, Feb 6, 2021
    Replies:
    6
    Views:
    2,645
    baccaruda
    Feb 11, 2021
  14. aslowdodge

    camshaft swap?

    aslowdodge, Dec 9, 2020
    Replies:
    2
    Views:
    1,383
    Katshot
    Dec 9, 2020
  15. Katshot

    Exhaust mods

    Katshot, Apr 17, 2020 ... 10 11 12
    Replies:
    114
    Views:
    17,323
    Katshot
    Nov 12, 2020
  16. Mark McClouds

    2020 Scat Pack

    Mark McClouds, Oct 21, 2020 ... 2
    Replies:
    15
    Views:
    3,537
    Katshot
    Oct 23, 2020
  17. SRT-Tom

    How to Build a Demon Engine in 5 Minutes

    SRT-Tom, Jan 28, 2019
    Replies:
    7
    Views:
    2,579
    2017 Redline HC
    Oct 11, 2020
  18. TommyFox

    6.1L Where to buy a new ECM ?

    TommyFox, Sep 27, 2020
    Replies:
    6
    Views:
    1,144
    Katshot
    Sep 28, 2020
  19. SRT-Tom

    SRT Engineers Did Not Recommend Tuners

    SRT-Tom, Aug 27, 2020
    Replies:
    3
    Views:
    1,525
    Katshot
    Sep 4, 2020
  20. 70-426_10-SRT

    Well crap, Hurst Shifter broke

    70-426_10-SRT, Jun 25, 2020 ... 2
    Replies:
    14
    Views:
    2,198
    70-426_10-SRT
    Jul 8, 2020
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