HKS Turbo Timer Harness TT-3 Toyota Celica/Hi-Lux/MR2/Supra

HKS Turbo Timer Harness TT-3 Toyota Celica/Hi-Lux/MR2/Supra

HKS Turbo Timer Harness makes it easy and safe to install the HKS Turbo Timer. Take out the key switch wiring connector and connect the HKS Turbo Timer Harness for easy and reliable connection.
We recommend using the HKS Turbo Timer Harness with HKS Turbo Timer for best performance. ACC(accessory) might not work at the timer operation if used with other company’s harness with HKS product.

View Frequently Asked Questions Here

The Characteristics of HKS Turbo Timer

  • The Turbo Timer connector has a lock which will prevent from detaching. (Some might not have it)
  • The vehicle will work the same way for the normal situation even when the timer is operatimg because IG1/IG2 and accessories can provide electricity.(How some features such as automatic seat position adjustment, steering tilt mechanism and remote door lock might not work for timer in operation.)

HKS electronic devices will provide the better driving performance and support for your vehicles.

You will need electronic control devices and software settings for the ultimate tuning performance. The electronic control devices will control the vehicles in a higher level for the best total tuning performance. Modern vehicles are equipped with sophisticated software that controls the vehicles and HKS provides easy to use for beginners and also provide supports for professional tuners.

This product is compatible with the following vehicles

Vehicle Make Vehicle Model Vehicle Variant From To Engine Notes
Toyota Celica ST185 1990 1992 3SGTE 2.0L GT-Four - 4WD Petrol
Toyota Celica ST185 1992 1993 3SGTE 2.0L GT-Four Carlos Sainz - 4WD
Toyota Hi-Lux Hi-Lux Surf 1993 1995 2LTE 2.4L TD LN130 - 4WD Diesel
Toyota MR2 SW20 1989 1993 3SGTE 2.0L GT Turbo - RWD Petrol
Toyota MR2 SW20 1993 1999 3SGTE 2.0L GT Turbo - RWD Petrol
Toyota Supra 1990 1993 1G-GTE 2.0L Twin Turbo - RWD Petrol
Toyota Supra 1990 1993 1JZGTE 2.5L - RWD Petrol
Toyota Town-Ace 1993 1996 3CT 2.2L - 4WD Diesel
Toyota Town-Ace 1993 1996 3CT 2.2L - RWD Diesel

Whether it is engine, exhaust, suspension, or drive-train systems, there is no substitute for the performance, quality and reliability of HKS. Part-Box/Co-ordSport are an approved distributor for HKS performance and tuning products.

For over 35 years, HKS products have been put to the test in drag racing, road racing, rallying, and top speed trials. HKS equipped vehicles have captured numerous racing championships and hold claim to a myriad of competition records using many “off the shelf”, race proven HKS components. As a result, HKS has been synonymous with “performance” in the automotive aftermarket industry for the past 35+ years.


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  • Product Code: 4103-RT003
  • Availability: Status Checked Upon Ordering
  • RRP: £11.40 (incl. Tax)
  • Ex Tax: £9.50

Tags: HKS-Turbo-Timer-Harness-TT-3