Extra Load tyres are an evolution of the reinforced tyre for heavier, higher performance vehicles, allowing a lower profile tyre with extra load carrying capability. These tyres give more rigidity and enhanced road holding.
Porsche recommended tyres. These tyres have been specifically designed to compliment the performance characteristics of their vehicles.

Dunlop SP Sport Maxx Race 99Y XL N0

265/35YR20

Exceptional dry grip – on and off the track

Superb dry grip and braking
Precise steering and handling stability
Enhanced cornering grip
Reliable wet performance

Quantity

Fully Fitted Price:

£297.16

Online Only ? Why the difference between online and in-store prices?

Our online tyre prices are consistently lower than in-store available stock prices.

That's because, when buying online from Formula One Autocentres, you allow us an additional 2 days prior to fitting in which to track down and secure your tyres at the very best currently available price - and pass on these valuable savings to you!

Quantity

Fully Fitted Price:

£297.16

Online Only ? Why the difference between online and in-store prices?

Our online tyre prices are consistently lower than in-store available stock prices.

That's because, when buying online from Formula One Autocentres, you allow us an additional 2 days prior to fitting in which to track down and secure your tyres at the very best currently available price - and pass on these valuable savings to you!

Family Owned

Formula One Autocentres are a family owned company providing value, care and service locally for over 50 years

PROVIDING VALUE,
CARE & SERVICE
LOCALLY
FOR OVER 50 YEARS

What people are saying about us...

I find the staff helpful , knowledgeable and honest . Good value and good service all round.

- Stevenage (Boulton Road) - Jan 5, 2026
The Tek gentlemen I spoke with to change my rear tyres were very polite and had my tyre change done in a professional manner. The waiting room was very clean and I will certainly order tyres from F1 auto centres again.

- Greg, Swansea - Jan 5, 2026
I have been going to your Brentwood branch for years! Best staff and service thank you!!

- Brentwood - Jan 4, 2026

and there’s more >>

Service you can trust

Motor Industry Code of Practice