Precision Engineering
4L80E 4L85EShift Kits
Built For Performance
Street • Strip • Towing • Swaps
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Performance Transmissions Built In-House
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Serving Transmission Customers Since 1993
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4L80E 4L85E SHIFT KITS Catalog
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Browse our complete collection of 4l80e 4l85e shift kits and experience the Twisted Torque difference.