GM 4L80E Performance Transmission Pkg for LS engines (Up to 650 lb-ft of Torque)

Custom built to your specifications. Please complete our Automatic Transmission Tech Sheet Form. Please allow a 4-6 week lead time on all custom automatic transmissions.

Package Includes:

• BOWLER TRU-STREET 4L80E TRANSMISSION
• DESIGNED FOR  LS1, LS2, LS7, LSA & LSX ENGINES. ADAPTER KIT AVAILABLE FOR THE NEW LT1, LT4 & LT5 MOTORS FOR ADDITIONAL COST

* EXCELLENT FOR VEHICLES THAT ARE EQUIPPED WITH ENGINES PRODUCING UP TO 650 FT LBS OF TORQUE. 

* DOES NOT INCLUDE DRIVESHAFT OR CROSSMEMBER.

Transmission Details:

• ALL NEW STEELS, SEALS & GASKETS
• UPGRADED HIGH ENERGY FRICTION PLATES
• NEW OEM SOLENOID (EPC, TCC, PWM, 3-2 CONTROL, SHIFT SOLENOID A & B, AND MANIFOLD PRESSURE SWITCH.
• NEW OVERDRIVE & LOW ROLLER SPRAGS
• UPDATED 34 ELEMENT INTERMEDIATE SPRAG
• BILLET 300M HARDENED INPUT SHAFT
• UPDATED REAR CASE BUSHING
• WIDE KICKDOWN BAND
• INCREASED PRESSURE FOR IMPROVED CLUTCH LIFE
• BLUE PRINTED VALVE BODY & PUMP
• UPDATED BOOST VALVE SYSTEM
• UPDATED SERVO PISTON
• UPDATED SHIFT VALVE SPRINGS
• UPDATED SONNAX COAST CLUTCH APPLY DESIGN
• BETTER LUBRICATION SYSTEM
• ELECTRONIC SPEED SENSOR * IF MECHANICAL SPEEDOMETER IS REQUIRED, YOU CAN PURCHASE OUR MECHANICAL SPEEDOMETER SETUP FOR ADDITIONAL COST
• ALL NEW TORRINGTON BEARINGS
• NEW OEM SHALLOW STEEL PAN
• COMPLETE BOWLER INSPECTED & DYNO TESTED
•  2400-3000 Stall range 265 MM Single Disc Lock-up Torque Converter (With braised fins and billet apply piston)
• 24 MONTH LIMITED / CONDITIONAL WARRANTY (W/2 YEAR GRACE PERIOD FROM PURCHASE DATE, MUST CALL TO ACTIVATE)
• BOWLER DEPENDABILITY & DURABILITY

INCLUDED ACCESSORY PACKAGE

• NEW SFI FLEXPLATE
• CONVERTER DUST COVER (MAY NEED TRIMMED TO FIT LS MOTORS)
• OEM FILL TUBE AND DIP STICK
• ENERGY SUSPENSION TRANSMISSION MOUNT
• HAYDEN EXTERNAL TRANSMISSION COOLER W/ -6AN FITTINGS
  
• CONVERTER BOLTS
• 14 QUARTS ROYAL PURPLE MAX ATF
• INPUT AND OUPUT SPEED SENSORS

Install Guide