There are also TCM tunes for the ZF8 speed transmissions! 1990 you can't go wrong with

you can't go wrong with a QA1 smooth body shocks

Large radiused tungsten contants provide crisp circuit breaking for peak coil output

4R70E and 4R75E transmissions

With the stock manifolds considered a maintenance item due to corrosion and leaking

Eibach PRO-SPACER wheel spacers for cars

There are also TCM tunes for the ZF8 speed transmissions! 1990 you can't go wrong withHave a second vehicle you'd like to tune in your driveway? Connect your PredatorX dongle and purchase an additional vehicle license to tune multiple vehicles, with the same PredatorX! The app will always know which vehicle you are connected to, making it easy to tune and manage multiple vehicles from a single device.