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04.5-05 6.6L LLY Duramax
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  1. Allison 1000 Transmission Stage 4 900+ HP Max
    Rating:
    100%
    1  Review
    Allison 1000 Transmission Stage 4 900+ HP Max
    $9,995.00
  2. Allison 1000 C4 Clutch GPZ TorqKit, 1999-2010 Drop-In Module
    Allison C4 GPZ Clutch Torqkit (99-2010)
    $72.00
  3. Raybestos C3 TorqKit Pro-Series Module (Requires Machining Backing Plate). Contains (5) C3/C4 Steels, (1) C3/C4 Spring Steels, (1) C3/P1 Spacer Steels, (6) C3/C4 GPZ Frictions and Steels.
    Allison C3 GPZ Torqkit Clutch Pack (99-2010)
    $75.00
  4. C2 Power Pack Clutch Kit for all Allison 5 & 6 Speed Transmissions.
    Alto Allison C2 Power Pack Clutch Kit
    $90.00
  5. Deep Pan for Chevy/GMC Duramax With 5 or 6 Speed Allison. Holds 4.5 quarts over stock. Requires deep pan filter.
    MagHytec Allison 5/6 Speed Deep Pan
    $325.00
  6. Allison C-2 Clutch Hub for 5 & 6 Speed Applications. Made from 4140 HTSR billet steel.
    TCS Allison C2 Clutch Hub
    $499.00
  7. Stage 1 - 500HP Max. 2001 - 2010 Duramax.
    Allison 1000 Transmission Stage 1 500HP Max (01-10)
    $4,795.00
  8. Billet Input Shaft for Allison 1000. For 2001 - 2016 Models Only.
    TCS Allison 1000 Billet Input Shaft 2001-2016
    $599.00
  9. Billet Output Shaft for 2001-2010 4WD Allison Transmissions. 300M billet steel. 50% stronger than the OEM version. Ideal for heavy duty service applications and trucks making over 700 HP.
    TCS Allison Billet Output Shaft - 4WD 2001-2010
    $575.00
  10. new!
    Bonded Piston for 5 & 6 Speed Allison.
    Allison 5/6 Speed Piston
    $30.00
  11. new!
    C3/C4 Return Spring For 5 & 6 Speed Allison 1000.
    Allison 1000 C3/C4 Return Spring
    $59.00
  12. new!
    Planetary for Allison 5 Speed Transmission.
    Goerend Allison 5 Speed Planetary Upgrade
    $695.00
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