Works Bell 542SSTS Extension Harness & ACC Kit — 86 / BRZ / GR86

Extension harness for the 542SSTS switch relocation kit. Required when combining SSTS with a RAPFIX short boss, and for relocating the ACC (adaptive cruise) switch.

Features

• Required for short boss (542S / 543S) + 542SSTS
• Required to relocate the ACC switch
• Four versions to match each car's connectors

What's Included

• Extension harness kit (chosen version)

Fitment / Notes

• T1 (6P & 8P couplers) — Toyota 86 ZN6, Subaru BRZ ZC6, Toyota GR86 ZN8 non-EyeSight MT. T.R.A.240408-197.
• T2 (8P & 10P couplers) — Subaru BRZ ZD8 non-EyeSight MT. T.R.A.240408-198.
• T3 (8P & 10P couplers) — Toyota GR86 ZN8 EyeSight AT.
• T4 (10P & 10P couplers) — Toyota GR86 ZN8 / Subaru BRZ ZD8 EyeSight MT/AT. T.R.A.240408-200.
• Tip: count the pins on your car's steering switch connectors (6P / 8P / 10P) to confirm the right version — and contact us before ordering if unsure.
• Requires the Works Bell 542SSTS kit. Works Bell provides an installation manual.

Shipping from Japan

This item is special-ordered from Works Bell in Japan and typically ships within about 2 weeks. Price includes U.S. import duties — no surprise charges at delivery. International shipping is calculated at checkout.

Fitment information is based on Works Bell's Japanese-market data. Please contact us before ordering if you're unsure about fitment for your US-market vehicle.