17-19 GM 6.6L Duramax Firepunk F3 Allison Transmission

Please note: A 10% cancellation fee will be charged for any Firepunk transmission orders canceled after purchase. If lead time is a concern, please contact us BEFORE making your purchase to avoid a cancellation fee. 

2017-2019 Sierra/Silverado 2500HD/3500HD Allison Firepunk F3 Transmission Package

Features:

• Great For Highly Modified Trucks Up To 1000HP
• 2-Year Unlimited Mileage, 100% Workmanship Warranty

Build List:

• All New Gaskets & Seals
• Allison Internal Filter
• Firepunk Filter Lock
• Allison External Filter with Magnet
• New Allison Bearings
• Rebuilt or New Pump
• Flat Sanded & Pressure Tested Valve Body
• New GM Valve Body Separator Plate with Gasket
• Upgraded Shift Valve Springs
• Upgraded EPC Spring & Sleeve
• Upgraded Backfill Valve
• New Valve Body Filter
• Pump Pressure Modifications
• Modified Converter Flow Valve
• Custom Fluid Circuits in Bellhousing & Case
• New Speed Sensor
• New Solenoids
• New Internal Harness
• New Tested Allison Pressure Manifold
• New Internal Range Sensor
• New Allison C1 Piston
• P1 Spacer
• GPZ or Alto C1 frictions
• GPZ C2 Frictions
• LML/L5P Style C3/C4 Pistons & Return Springs
• Machined C3 Plate to allow higher Clutch capacity
• Excalliber, Suncoast or Alto non slotted C3/C4 Frictions with Kolene Steels
• PPE Pan
• Upgraded Flexplate
• DPC Billet Triple Disk Converter
• Signature Firepunk PTO Covers
• TCS Billet Input Shaft
• TCS Billet C2 Hub
• Goerend Billet P2 Planetary
• TCS Billet Intermediate Shaft
• TCS Billet Output Shaft

A Billet Flex Plate is recommended at this HP Level. 

Shipping cost includes round trip shipping to the lower 48 states only.

Firepunk: FD17AF34, FD17AF32