GRP Engineering - 1JZ/2JZ Titanium Knock Sensor Stud & Nut

Upgrade your Toyota’s engine management by swapping outdated M12 sensors for the more precise 8mm "donut" style Bosch sensor (0261231188). This kit offers a high-end, corrosion-resistant hardware solution for more accurate engine tuning.

Why Choose This Kit?

Our conversion stud is a premium titanium version of the original Toyota part (#90126-08046). It keeps the factory-correct fitment but uses high-grade titanium for better strength, heat resistance, and a professional look.

Key Features

• Superior Material: Made from high-grade titanium for maximum durability.
• Easy Installation: Features a male Torx-drive tip for a secure fit.
• Custom Fit: Seamlessly adapts Toyota engine blocks threaded for M12 sensors to accept modern 8mm sensors.
• Premium Finish: Includes a matching single-hex titanium nut.

What’s in the Box?

• 1x Titanium Adaptor Stud
• 1x Titanium Single-Hex Nut

Fitment:

• Suits all 1JZ-GE/GTE and 2JZ-GE/GTE engines.
• Note: JZ blocks require two studs in total.