Features: Material: Made of premium plastic, offering long-lasting durability. Excellent performance and reliability. Transmission Controller Harness: Easy installation. No computer required. Internal Transmission Wire Harness: No internal modifications required. Easily removable for future computer-controlled upgrades. Transmission Adapter Harness: Includes complete kit. No additional sensors or parts needed. 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; the transmission will engage the selected gear immediately. Gear changes are made using the factory column shifter or floor-mounted shifter. Shifter must have 7 positions: PRND321. Transmission will not shift up or down without shifter input. Maintains original equipment forward shift pattern and engine braking during downshifts. Operates with continuous full line pressure for firmer shifts, reduced clutch slippage, and cooler operating temperatures. Torque converter lockup function included with switch and indicator light. Material: ABS Color: Black Package Contents: 1 x Manual shift microcontroller kit