Tremec Magnum XL 6-Speed Transmission Conversion

Upgrade your 2005–2014 Mustang with the Tremec Magnum XL — a high-strength direct-shift 6-speed transmission designed for improved durability, shift precision, and high horsepower performance.

The Magnum XL eliminates the factory remote shifter design and replaces it with a performance-focused drivetrain solution ideal for street, strip, and pro-touring builds.

• Design & Performance Features
• Direct-shift extended tail housing improves shift feel and driver control
• Close-ratio gear set optimized for acceleration and highway performance
• Double overdrive gearing reduces cruising RPM
• Rated for high horsepower applications up to 700 lb-ft torque
• Improved drivetrain strength compared to factory transmissions
• Ideal upgrade for performance Mustang builds

Gear Ratios

1st – 2.66
2nd – 1.78
3rd – 1.30
4th – 1.00
5th – .80
6th – .63

Common Performance Applications

• 2005–2014 Ford Mustang performance builds
• TR-3650 transmission replacement upgrades
• MT-82 transmission strength upgrades
• Pro-touring street and track vehicles
• High horsepower manual transmission conversions

Transmission Conversion Package Includes

• Tremec Magnum XL 6-speed transmission
• Extended tail housing with direct-shift location
• SFI-approved steel bellhousing
• Vehicle-specific crossmember
• Transmission mount

---

Installation Requirements

• 26-spline clutch upgrade required
• One-piece performance driveshaft required
• Shifter handle and knob options sold separately
• Transmission fluid and installation hardware not included

---

Performance Capacity

Rated for applications up to 700 lb-ft of torque.

TUKT16901

Instructions

• Tremec TKO & T-56 Installation Instructions