Features: Material: Made of premium plastics material, with long-lasting durability. Excellent performance and reliability. Transmission Controller Harness: Easy installation. No computer required. Internal Transmission Wire Harness: No internal required. Easy to remove for computer controlled upgrade at a later date. Transmission Adapter Harness: ncludes complete kit. No other sensors or parts needed. Description: Name: Manual shift microcontroller Size: 17cm x 9cm x 7cm(6.7in x 3.5in x 2.8in)(LxWxH) Weight: 200g(7.1 oz) Operation: Functions like a full manual valve body; whatever gear you select that is the gear the trans be in. Gear changes made with factory column shifter or floor mounted shifter. Shifter must have 7 positions PRND321 Transmission not shift up or down without moving the shifter. Maintains forward shift pattern and engine on downshifts. Operates with continuous full line pressure for shifts, less clutch slippage and cooler operating temperatures. Torque converter