![]() Prior to March 2005, the transmission will not need to be removed.įits all GM, GMC, Cadillac, Chevrolet, Buick, Hummer, Isuzu, Oldsmobile, Pontiac, and Saab with the 4L60E series transmissions. However many aftermarket programmers for engine performance reduce Torque Management.ĭoes not require transmission removal for installation except for the installation of the 7-CS.ĤL60E-BOOST: After March 2005 an Input Speed Sensor was added which requires transmission removal for installation. NOTICE: 98 up: If vehicle has Torque Management this kit will not make hard shifts. Kit includes the 7-CS high RPM clutch spring kit for high RPM vehicles, over 5,500.Īlso includes the 4L60E-Boost. ![]() ![]() Puts the driver in command of the transmission.īackshift to 3rd, 2nd, or 1st at any rpm by moving the lever. It’s not the easiest swap to do, and a 4L60E can handle a lot of power on its own. Here are the main parts that you are going to need in order to make your own 4L60E to 4L80E swap kit. This shift kit gives crisp muscle car shifts. Swapping from the 4L60E to the 4L80E is not difficult to do in vehicles that were equipped with both transmissions. Transgo Performance 4L60E-HD2 Stage 2 Reprogramming shift kitįor the 4L60E, 4L65E, 4L70E and 4L75E automatic transmission
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