This is the classic TurboTweak adjustable chip version 5.7, custom made for your Buick or TTA. Choose a street, alcohol, or race chip. Works with any MAF, or MAF Translator setup.
NEW! Chip for advanced tuners that uses no MAF, and has wideband closed loop capability. New Version 2 allows live tuning, and access to VE and Spark tables! A Powerlogger and 3-bar MAP is required. YOU will be doing the tuning.