For large transmissions including a Tremec Magnum 6-speed transmission.

The Hurst Universal tunnel patch is large enough for installing a most transmissions, including a Tremec Magnum 6-speed transmission in just about any vehicle. The universal tunnel patch is constructed from 20-gauge cold rolled steel and is pre-rolled and tapered to accommodate most floor pans. As with most transmission conversions, trimming and fabrication will be required.