4L80E Performance Transmission – 1500+ HP Capable
Built to dominate both the street and the strip, this 4L80E transmission is engineered for serious power and reliability. Rated for 1400+ horsepower, it's designed for high-performance street cars, dedicated race builds, or anything in between.
Key Features:
Valve Body Options: Choose your preferred shifting style with either Jake’s D3 Auto-Shift Valve Body for smooth daily driving and WOT performance, or Extreme Automatics RMVB for full manual control and aggressive race operation.
Dual-Fed Direct Clutch: Enhanced holding power in high-torque applications.
Extra HP Friction in 3rd Gear: Optimized for high-load conditions to prevent slippage.
High-Energy BW Frictions in 1st and 2nd Gears: Premium clutch material ensures durability under extreme loads.
36-Element Intermediate Sprag Drum: Increased torque capacity and improved reliability over stock.
300M Billet Input Shaft: Designed to handle massive torque loads without failure.
Rollerized Output Assembly: Reduces drag and increases efficiency at high RPM.
Fixed Line Pressure (200 PSI): Delivers consistent, firm shifts and improved clutch engagement across the board.
Comprehensive Lubrication Mods: Keeps critical components cool and properly lubricated at all times.
Rebuilt & Modified Pump: Enhanced flow and pressure regulation for demanding setups.
All New Steels, Bushings, and Seals: Complete internal refresh with premium components.
SFI-Approved Bellhousing: Safety-rated for high-RPM and racing environments.
Whether you're launching hard at the track or cruising confidently on the highway, this 4L80E delivers uncompromising strength and smooth operation in one bulletproof package.