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You have reached Pro Race Engineering, makers of the discontinued WT140 Window Turbo™.
We are currently hosting the innovative series of ZPlus TechBriefs written by Howard Hoyt and previously accessed through the now-defunct ZDDPlus.com website. If you desire access to these TechBriefs, please send an email to: info@proraceeng.com
Our products have been inspired by customer needs so if you need a custom lubricant or other product for your car and you cannot find it anywhere, send us an email: info@proraceeng.com