Upgrade your LS-powered build to a modern, high-torque capable 6-speed manual transmission system with this complete Tremec Magnum Basic Package. Designed for street performance, pro-touring builds, and high-horsepower LS swaps, this package includes the essential components required for a clean and reliable installation.

The TUET11009 Magnum features wide-ratio gearing for strong acceleration and relaxed highway cruising, combined with proven durability and smooth shift quality. This package supports up to approximately 500 engine horsepower, making it an excellent choice for serious street and performance applications.

Design & Performance Features

• Genuine Tremec T-56 Magnum TUET11009 6-speed transmission
• Wide-ratio gear set: 2.66 / 1.78 / 1.30 / 1.00 / 0.80 / 0.63
• Designed for high-torque LS performance builds
• Smooth high-RPM shift capability with improved synchronizer design
• Dual overdrive gears for reduced cruising RPM and improved drivability
• Includes GM Connect & Cruise compatible speedometer output harness
• Hydraulic clutch system with remote bleeder for easier service
• High-strength billet 31-spline slip yoke (1350 series)
• Premium Royal Purple Synchromax fluid included
• Backed by a 12-month warranty

Complete Package Includes

• Tremec T-56 Magnum TUET11009 Transmission
• LS Aluminum Bellhousing
• OE-Style LS Hydraulic Throwout Bearing / Slave Cylinder
• RAM Flywheel, Clutch, Pressure Plate & Pilot Bearing (rated up to 500 HP)
• ARP Flywheel Bolt Kit
• Pressure Plate Bolts
• Reverse Lockout Control Module Harness (40 pulse speed output)
• Billet 31-Spline 1350 Slip Yoke
• Energy Suspension Transmission Mount
  
• 4 Quarts Royal Purple Synchromax Transmission Fluid

Engine Compatibility

Compatible with:

LS1

LS3

LS6

LS7
(All 6-bolt crankshaft LS engines)

Not compatible with:

LS9

LSA

LT1

LT4
(Contact Bowler for correct package options)

Instructions

Tremec TKO & T-56 Installation Instructions