



Focal Inside Toyota Y-ISO T-Harness Impulse 4.320 FIT 9.660 4 Channel Amplifier
Focal Inside TOYOTA Y-ISO Harness
T-harness adapter for an Impulse amplifier — fits Toyota vehicles without factory amp
Inside upgrade harness
Focal's Inside system upgrades include new aftermarket vehicle-specific speakers and subs, along with their Impulse 4.320 4-channel amp.
- Designed specifically for your vehicle
- Quick and easy Plug and Play installation
- Direct link from the amplifier to your original head unit
Focal also offers a variety of cables and connectors that you may also need
- Extension cables to connect the T-harness to the amplifier. - IW-IMP-EXT150 Extension Cable
- Harness to connect the T-harness to the amplifier and subwoofer(s) - IW-IMP-2.2 AND IW-IMP-2.1 Harness
Check your vehicle compatibility by contacting us or checking the focal inside website.
Specification
Part Number: IW-TOY-YISO
- Designed specifically for your vehicle
- Quick and easy Plug and Play installation
- Direct link from the amplifier to your original head unit
- Connection to the extension cable via ISO connectors
- No soldering required
- Length: 0.9ft (0.3m)
Compatible Vehicles
- Toyota 2005 >
Compatible Amplifiers
- Impulse 4.320
- FIT 9.660
What's Included
2 Year Warranty
- Focal Toyota Y-ISO Harness
About the brand
Focal

Plug & Play Kits
Configure the solution best suited to your needs in just a few clicks.
Focal Inside Series
The Focal Inside offer is aimed at all drivers wishing to replace their car's original system with a hi-fi quality Plug & Play solution that integrates easily, without modifying the interior. Different configurations are available by brand (over 50 brands), by car model (1000 vehicle models).