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 GTT R53 Aluminium Lightweight Flywheel ( New 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
Abarth 500 GTT Cold Ram Induction System
This product alone can add up to 15bhp, with typical gains of 8-10bhp combined with reported small improvements in fuel consumption to. This is the only kit on the market that comes complete with integral engine cover. By removing the … Read More
Mini Gen 1 Bilstein PSS9 Suspension Kit
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 don’t make a lot on it. We love it and so will … 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
Latest from the Blog
All New “GTT Fork Drive Pro” — Supercharger to Waterpump Drive
New 2020 Optional Extra…. The “GTT Fork Drive Pro” This has been designed with over 50% less rotational play/backlash when mated to the water pumps “fork drive”… as many will know the OEM one gets very... Read More
New Product! The All New GTT “WORKS” Under Tray (R53/R52)
New ‘WORKS’ (“installed on car” picture is digital preview) Fabricated aluminium heat shield to replace the original part that bolts to the bottom of the boot mounted battery box. Most standard shields by... Read More
Now For Sale! British Racing Green GTT 220+ R53 Restoration/Tuning Project
h You can hear how smooth and quiet the engine and supercharger is, also hear the radiator fan running perfectly! Now For Sale – New Higher Spec! Stunning British Racing Green Exterior... Read More
The All New GTT Adjustable Vernier Cam Sprocket V2 & Timing Chain / Tensioner Kit (Gen 1 Petrol Models)
Brand New 2021 Spec!.. Having spent considerable time checking & testing cams one thing we have found is that the car manufacturers timing can be out by up to 3 degrees (crank angle)... Read More