Line Pressure vs. Engine Torque

... and what this has to do with the durability of your ZF6/ZF8 Auto-Trans! Auto Transmissions can sometimes play badly with your engine tune, with the outcome of bad shifting, extended slip times,...

TCU Adaptations

The most misunderstood part of transmission control Since the launch of xHP, customers have asked the same question every week: "Does xHP reset my transmission adaptions when it flashes?" The sho...

Torque Converter

The Root of all Evil? Many xHP customers go for our tunes to eliminate the sluggish feeling; automatic transmissions often have built-in. Especially in Diesel applications, the factory setups slip...