Kooks 18+ Ford Mustang 8in. Front O2 Extension Harness CAS-109677-8
Kooks 18+ Ford Mustang 8in. Front O2 Extension Harness CAS-109677-8
Part number: 9CX4T
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- Ships direct from the brand or supplier
- Tracking emailed when it ships
- Free fitment check before you order
Listed for: Ford Mustang 8in.Fitment notes & questions
Kooks 18+ for the Ford Mustang 8in. Safety items like seats and harnesses should be rated for how you use the car.
Key features
- KSH O2 Sensor Harness
- Front position
Specifications
- Part type: Interior part
- Position: Front
Fitment for the Ford Mustang 8in.
Listed for the Ford Mustang 8in., front position. Check your year, model and trim against the title before you order.
What it does
Seats, mats and covers wear with daily use and are easy to refresh. Interior parts are what you touch every drive, so replacing worn or broken pieces makes the car nicer to use, and upgrades personalize the cabin.
Installation & tips
- Check the listing for which seat or row it fits and whether brackets are included.
- Mounting brackets: Seats often need vehicle-specific brackets.
- Use a service manual for your vehicle for torque specs and procedures, and keep the old part until the new one is fitted.
FAQ
Which side or position does it fit?
It is listed for the front position. If you are replacing both sides, check whether you need one of each.
Can I install it myself?
Many owners do this job at home with basic tools and a service manual for their vehicle. If you are not sure, have it fitted by a qualified mechanic.
What should I check before ordering?
Compare the part number, specifications and fitment on this page with your vehicle and with the part you are replacing.
Before you order
- Confirm your year, make, model and trim match the fitment listed above (Ford Mustang 8in.).
- Check the position: this part is listed as front.

Electrical part for the Ford Mustang 8in.: what to know
Many electrical faults are a bad connection rather than a failed part, so check grounds and connectors first.
Fitment notes
- Listed for: Ford Mustang 8in..
- Model years: 18+. Parts can change mid-generation, so match the exact year.
- Specs, lead time and warranty come from the manufacturer and supplier and can change. The details above this guide are the latest we have.
Not sure it fits? Tell us exactly what you drive and we'll confirm fitment first. It's free and saves a return.
Ask about fitmentWhat else to plan for
- Fuses and relays. Cheap to keep spares.
More for your car: Ford Parts · Batteries & electrical
Questions about Ford Mustang 8in. electrical part
Will this fit my Ford Mustang 8in.?
How do I find an electrical fault?
Where do specs and warranty details come from?
Questions & answers
No questions yet about this part. Ask about fitment, what's in the box or installation and we'll answer here.