Suncoast Billet Upgrade Package

Part# A1-P1B/A1-BC2/A1-P2K-X

$1,655.00 Includes Free Shipping. +$900.00 core charge (refundable)

WARNING: Cancer and Reproductive Harm - www.P65Warnings.Ca.Gov

Suncoast Billet Upgrade Kit

Fits 2001-2010 Chevy/GMC 2500/3500 HD Allison 1000

Part# A1-P1B/A1-BC2/A1-P2K-X

Recomended for Duramax owners with highly modified trucks making big power. This Billet package deal will save you some money and help your Allison transmission hold up longer under high horsepower.


  • 1x Billet C2 Hub Part# A1-BC2
  • 1x Modified P1 Sun Gear Part# A1-P1B ($100 Refundable Core Charge)
  • 1x Billet P2 Planetary Part# A1-P2k(5 Speed Trans)/A1-P2K-6 (6 Speed Trans) ($800 Refundable Core Charge)

Optional Items:

  • 1x Suncoast Billet Input Shaft  Part# A1-109600
  • 1x Suncoast Billet Output Shaft  Part# A1-109100