Welcome to GTT Official Website and Online Shop,
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, engine rebuilds, turbo conversions, brake upgrades or fitted performance packages.
Featured Products
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
Mini Gen 1 GTT R53 Aluminium Lightweight Flywheel
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:- * 6082 T6 Alloy used. This is the highest … 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
GTT R53 Eaton M45 Supercharger Rebuilds 5 years on… Updates and Developments.
What is a supercharger. For beginners we will explain in short. A superchargers purpose is similar to a Turbocharger,(Note: normally aspirated engines have neither) it’s basically an air compressor to force more air... Read More
The GTT – Porsche Big Brake Kit 341mm!
See current spec, prices and options here: Gen 1 http://www.gtt.uk.com/product/mini-gen-1-gttporsche-front-brake-conversion/ Gen 2 http://www.gtt.uk.com/product/mini-gen-2-gtt-porsche-front-brake-conversion/ Replacement parts: http://www.gtt.uk.com/?s=porsche+replacement Read More
WHY NOT TO USE — DIY SUPERCHARGER OIL REPLACEMENT KITS WITH SYRINGE……
DIY SUPERCHARGER OIL REPLACEMENT KITS WITH SYRINGE…… we have seen this a few times where people use these kits to refill/replace the superchargers oil through the drain plugs. This is highly risky as... Read More
Engine Coolant Inside R53 Superchargers PTO………………?
This is a very rare case (we currently have seen around 5 cases ) where the waterpumps seal fails and coolant forces its way into the Superchargers PTO …. The water pump and PTOs…... Read More