Nº 028 / 168 · Porsche
Sell your Porsche 911 GT3 directly.
Porsche's naturally-aspirated, motorsport-derived 911, built across multiple generations below the more track-focused GT3 RS.
Begin · Porsche
Request a direct purchase offer.
Enter the registration. We review it personally and aim to reply within 24 hours, with a direct purchase offer usually within 48 hours.
No reg to hand, or an import? Send details instead.
At a glance · Nº 028 / 168
- Marque
- Porsche
- Model
- 911 GT3
- Category
- Naturally-aspirated 911 GT model
- Territory
- Porsche GT & Track
- Years
- 991.1 from 2013; 991.2 from 2017; 992 from 2021, updated in 2025.
- Engine
- Naturally-aspirated flat-six: 3.8-litre on the 991.1, 4.0-litre from the 991.2.
- First check
- The engine's over-rev report from the engine management, where one has been run.
Last reviewed 27 October 2026. Cite as: MotorSignet, The Index, Porsche 911 GT3, motorsignet.co.uk/cars-we-buy/porsche-911-gt3.
The entry
The Porsche 911 GT3.
The GT3 is developed by Porsche's GT department using a naturally-aspirated flat-six and chassis tuning drawn from Porsche's racing programmes.
It's offered with either a manual or PDK gearbox depending on generation, and sits below the GT3 RS in each 911 range it's built on.
We review your Porsche 911 GT3 on the engineering behind it, its own history and its condition, not against a generic pricing model.
What we look for
What we weigh in a Porsche 911 GT3.
Every Porsche 911 GT3 is reviewed on the same four things as any other entry in the Index. Gaps are normal; tell us what you have. Neither a modification nor outstanding finance rules a car out on its own.
- 01
Documented history: service records and provenance for a Porsche 911 GT3, however complete.
- 02
Originality and modifications: what has changed, and why.
- 03
Condition, honestly described, including anything outstanding.
- 04
Paperwork and finance still to sort.
The specialist's notes
What we check on a Porsche 911 GT3.
The GT3 changes character with each 911 generation, so the review starts by placing the car precisely: 991.1, 991.2 or 992, manual or PDK, and what it was ordered with.
- Generation
- The 991.1 of 2013 was PDK only, with a 3.8-litre engine, and brought rear-axle steering to the GT3. The 2017 991.2 moved to the 4.0-litre engine and reintroduced the manual gearbox alongside PDK. The 2021 992 added a double-wishbone front axle, a swan-neck wing and a carbon bonnet; the 2025 update brought a Weissach Package and a shorter final drive.
- Specification
- Front axle lift, Sport Chrono, the Clubsport package, PCCB carbon-ceramic brakes and the seat choice (Sports Seats Plus, adaptive, folding or full carbon buckets) all sit on the build record. On the 992 Cup 2 tyres were an option, so we check what the car left the factory on.
- Service
- A Porsche Centre or specialist can read the engine's over-rev record from the engine management, and we ask for that report where one has been run; it says most on a manual car. We want the service history in full, with the work around any track days invoiced. We check the VIN with Porsche for open recalls and confirm what warranty, if any, remains.
- History
- Porsche's Production Specification by VIN lists the original options, colours and gearbox and settles most questions about what the car was. Track use is normal for a GT3 and does not count against it; a declared track history with the supporting invoices is what we are after.
- Condition
- Stone-chipped noses and the state of any paint protection film, the front splitter and rear diffuser (some 992s were delivered with scratched diffusers), bucket-seat bolsters, tyre age and the remaining life in ceramic discs where PCCB is fitted.
The private route
- ISend the details
- IIReviewed by a specialist
- IIIA direct offer
- IVInspection, payment & collection
The same four stages for every Porsche 911 GT3. The full step-by-step.
Footnotes
º1Do you buy the Porsche 911 GT3?
Yes. The Porsche 911 GT3 is on the index of cars we buy directly, filed under Porsche GT & Track as entry Nº 028 / 168. Send the registration or the car's details and a specialist reviews it personally.
º2Do you need to see my Porsche 911 GT3 before making an offer?
Not for the offer itself. A specialist reviews what you tell us about your Porsche 911 GT3 first. Inspection follows once you accept a direct purchase offer, before anything is finalised.
º3How does selling my Porsche 911 GT3 to MotorSignet work?
Send the registration or the details of your Porsche 911 GT3. A specialist reviews it personally and, if it fits what we buy, makes a direct purchase offer. If you accept, inspection and collection are arranged. Paid in full by bank transfer before your vehicle leaves. We aim to complete within 7 days where checks and paperwork are ready.
º4Do you buy GT3s with the manual gearbox as well as PDK?
Yes, tell us which gearbox and specification your car has as part of your submission.
º5Do you ask for an over-rev report on a Porsche 911 GT3?
If one has been run, yes. A Porsche Centre or specialist reads it from the engine management, and it is part of the picture rather than a pass or fail. It tells us most on a manual car.
This page describes a type of car we buy and source directly, not a specific example currently held or for sale.
Begin · In confidence
Begin with your Porsche 911 GT3.
Start with the registration. We review it personally and aim to reply within 24 hours, with a direct purchase offer usually within 48 hours.
Same territory · Porsche GT & Track
GT3, RS and the air-cooled lineage.
