Fabspeed Porsche 993 Turbo ECU Software Upgrade (FS.POR.993T.ECUOTP) 1642 or just casually driving

or just casually driving

These replacement rear diffuser panels are designed to remove the factory fiberglass fins and replace with high quality and extremely durable poly-urethane

Direct bolt on billet aluminum end

Includes the most comprehensive Lifetime Warranty in the industry-covers all kit contents including brackets

in your choice of Chrome Silver or Diamond Black

Fabspeed Porsche 993 Turbo ECU Software Upgrade (FS.POR.993T.ECUOTP) 1642 or just casually drivingPerformance ECU software upgrade improves horsepower, torque, and driving characteristics by reprogramming various sensor inputs, air fuel ratios, and boost pressure (if applicable). NOTE: ECU upgrades are available for all 993 Turbo models, but you must specify which style of ECU your vehicle requires. Early model 993 Turbo (1995) use an ECU EProm Flash, while the later cars equipped with the "drive block" feature (1996 1997. 5) use an OTP style ECU.