TBM Brakes BMW G42 G20 G22 G29 Complete Dual Line Lock Kit

Give your BMW the ultimate burnout control with the TBM Brakes Dual Line Lock Kit, engineered for clean installation, reliable performance, and full compatibility with 2020–2024 BMW models. This bolt-on system lets you connect your factory front brake hardline directly to the TBM line locks using the included adapters and brackets. The supplied lines are designed to work seamlessly with TBM F3 brakes or factory brake setups.

Fitment: 2020-2025 G42, G20, G22, G29 M240, M340, M440, Z4

Activate the line lock to hold pressure at the front brakes while releasing pressure at the rear—perfect for controlled burnouts and drag-strip launches.

Installation Instructions: CLICK HERE

Important Notes

• AWD Models: Line lock activation requires a transfer case disconnect module.

• Wiring Required: Line locks require wiring to function. See installation instructions for full details.

• Mounting: Two holes must be drilled into the upper frame section to mount the line lock brackets.

• Sensor Port: If the sensor port is not being used, install a plug to seal the port.

Kit Includes

• (2) TBM Line Locks – PN 52-1022

• (2) Factory Brake Line Adapters

• (2) Line Lock Brackets – PN 12-2027

• (2) TB-FBK10-90 Brake Lines

• (2) 10-0566L Brake Lines

• 3AN Brake Line Fittings

• Complete Hardware Kit

• (2) Line Lock Wiring Pigtails

TBM Line Lock Features

• Compatible with 3AN or 3/16” brake lines (no pipe adapters needed)

• Low amp draw (1.5A typical)

• 12–20V input range

• Ultra-lightweight at 350 grams

• Built-in flyback diode

• IP67-rated coil with sealed Deutsch connector

• Wiring harness included

• Rated up to 3000 PSI

• Integrated 1/8" NPT pressure sensor port (clears SSI, Holley, and RIFE sensors; other sensors may require offset fittings)