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PPE Stage 4 Transmission Kit, Chevy/GMC (2006-10) 6.6L Duramax (850HP) no converter

For the hard-core performance enthusiast, PPE offers the Stage4 transmission kit. Ensure your Allison 1000 transmission can handle over 850 HP at the crank (approx. 680rwhp) and 1,500 ft./lbs. of torque without damage. This kit is designed to handle a Duramax engine that has been equipped with multiple high performance modifications, such as stacked performance chips and the use of propane and/or small nitrous kits. This kit includes all of PPEs Allison clutch upgrades such as a Valve Body Recalibration Kit and upgraded clutches and steels with High-Friction C1, C2, C3 and C4 clutches with Kolene steels.
Was: $1,296.00
Sale: $1,166.40
Save: 10%
Save: $129.60

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- C1 includes: 14 1-sided internal spline frictions,1 bottom apply plate
- C2 includes: 8 friction plates, 8 steel separator plates, 1 bottom apply plate
- C3 includes: 5 friction plates, 4 steel separator plates
- C4 includes: 6 friction plates, 5 steel separator plates
- Valve Body Recalibration Kit, boost valve, pump shim and gaskets

Note: Gaskets NOT provided on years; 2007.5-2009

Core Charge:
-C1 and C3 Pressure Plates
-C3 and C4 Pistons


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  • 21.0 lbs.
  • W15.0000” x H15.0000” x L15.0000”
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