Welcome to GTT Official Website and Online Shop.
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Visit the shop page to order online or for more information about how to order by phone or E-Mail check out the ordering page.
We have 35 years of experience in manufacture and design with a passion for developing exciting new products for the R53 and R56 Mini.
We can provide everything you need including servicing, supercharger rebuilds, brake upgrades or performance packages.
Featured Products
Mini Gen 1 Bilstein PSS10 Suspension Kit
Higher spec of the 2 kits available for the Gen 1 Mini In our opinion, no other aftermarket kit comes even close to PSS9 in terms of engineering, build, adjustability or handling. It is not the cheapest kit AND we … Read More
Mini Gen 1 GTT/PORSCHE Front Brake Conversion
Be it for road use or track days, without doubt this has to be the ultimate brake setup for all Minis’! 341mm diameter by 32mm thick grooved & vented, handed rotors, to put that in perspective that’s 10mm thicker & … Read More
Mini Gen 1 GTT R53 Aluminium Lightweight Flywheel ( V2 )
This is the only aluminum flywheel to by designed and made in the UK for the Cooper S (all the others being US made). Here is a brief outline of spec:- See the quality…. 6082 T6 Alloy used. This … Read More
Mini Gen 1 GTT Powermist System
•Gains of 10 -15% more power & torque •Makes even 95 octane regular pump fuel perform like 110+ octane race fuel •Reduces charge inlet temps and in cylinder temps by up to 60 deg C •Greatly reduces engine stress and … Read More
Mini Gen 1 GTT Cold Ram Induction Kit
This product is included in GTT 220 conversions and above. * True 360 degree rolled edge (CNC turned from solid) Ram-Pipe. This is expensive to produce and quite unique as other companies (if they even use a Ram Pipe at … Read More
Latest from the Blog
Mini Gen 1 – 63mm Big Bore Throttle Body Cooper S (R53 / R52) Brand New!
NEW 2026 PRODUCT!…… Coming soon (New images will be available soon…. Current just for reference ) NEW VERSION – Brand New Highest Quality German Made Units – Spec is equal to If not... Read More
GTT MINI – EARLY BLACK FRIDAY SAVINGS! – CODE: BLKFRDY25
EARLY BLACK FRIDAY SAVINGS ARE HERE Get ahead of the rush and start saving today! We’re giving you early access to incredible Black Friday deals — with savings on nearly all items across our store. ... Read More
Locked up Supercharger! – Risk of Becoming Scrap!
SO WHICH ‘HALF WIT’ LEFT A CLOTH IN THE SUPERCHARGER INLET ? Locked up Supercharger! – Risk of becoming scrap! This has become a bit of a trend. more and more. Usually caused... Read More
Save on ALL GTT Oil Catch Cans / Systems: USE CODE: CATCHCAN25 AT CHECKOUT TO SAVE!
USE CODE: CATCHCAN25 AT CHECKOUT TO SAVE! Stop your engine coking up with carbon, fuel contamination leading to pinking / detonation, ‘hot spot’ on the pistons & valves from carbon build up….. ... Read More