1) GTT 220 Package STAGE 1 Tuning Kit ( Gen 1 R52/R53)
1) GTT 220 Package STAGE 1 Tuning Kit ( Gen 1 R52/R53)

You can now buy all mail order items of the GTT 220 Performance package together! Discounted price save £52! (ex vat) This is the perfect starting Tuning Kit, over 5000 sold/installed since 2003! Well proven, reliable & Best on the … Read More

£599.00 Select options
Sale!
2) GTT “STAGE 2” STEP-UP TUNING KIT (DEAL PRICE!) SAVE £30!
2) GTT “STAGE 2” STEP-UP TUNING KIT (DEAL PRICE!) SAVE £30!

SAVE! DEAL PRICE….Limited time only at this price! After (or before) fitting the GTT 220 kit this is the perfect next step. This is a perfect step or stand alone power/performance modification for the R53. Works very well with GTT sports … Read More

£559.00 Add to cart
3) SAVE! GTT Aeroxbox Strutbrace & Cold Ram Induction Kit Deal!
3) SAVE! GTT Aeroxbox Strutbrace & Cold Ram Induction Kit Deal!

Save £30! with this combination deal. Mix And Match Colour Options! Red, Black & White Induction Kit cutaway to suit GTT Strutbrace. See product specs below: Aerobox Strubrace: https://www.gtt.uk.com/product/mini-gen-1-gtt-aerobox-top-strutbrace/ Cold Ram Induction kit: https://www.gtt.uk.com/product/mini-gen-1-gtt-cold-ram-induction-kit/ (for shipping enquires please email)   … Read More

£495.00 Select options
4) Gen 1 R53/R52 Mini Cooper S “4 Piece” Pulley Upgrade kit! DEAL PRICE! Save £27!
4) Gen 1 R53/R52 Mini Cooper S “4 Piece” Pulley Upgrade kit! DEAL PRICE! Save £27!

GTT R53/R52 Mini Cooper S “4 Piece” Pulley Upgrade kit! SAVE £27+VAT! Lightweight crank pulleys – Lightens drive train , Dampened, Standard and overdrive sizes for increased power(0,+1,2,3&4% options) Hard Anodized! https://www.gtt.uk.com/product/mini-gen-1-gtt-lightweight-crank-pulley-v2/   Interference Fit Supercharger Pulleys (-15&-17%  options) Gains 25-30bhp over … Read More

£479.00 Select options
Gen 1 Mini Stage 3 Clutch Kit (Cover, Centre Plate & bearing)
Gen 1 Mini Stage 3 Clutch Kit (Cover, Centre Plate & bearing)

For use with GTT or other Solid Alloy Flywheel Only. This kit has been specially put together and tested by us ! Properly suited for aggressive street use and moderate track use and good engine idle quality , but with … Read More

£679.00 Add to cart
Sale!
GTT Mini Gen 1 SUPERCHARGER UNIT  – UPRATED/UPGRADED – BLACK TEFLON ROTORS
GTT Mini Gen 1 SUPERCHARGER UNIT – UPRATED/UPGRADED – BLACK TEFLON ROTORS

New 2021 Product. GTT Supercharger units – Genuine Mini/Eaton Units Stripped and Built by GTT engineers to a much superior spec over original standard units. This Listing is for Black Teflon coated – see other listing for Grey Rotor option … Read More

£2,200.00 Select options
Sale!
GTT Mini Gen 1 SUPERCHARGER UNIT  – UPRATED/UPGRADED – GREY ROTORS
GTT Mini Gen 1 SUPERCHARGER UNIT – UPRATED/UPGRADED – GREY ROTORS

New 2021 Product. GTT Supercharger units – Genuine Mini/Eaton Units Stripped and Built by GTT engineers to a much superior spec over original standard units. This Listing is for Grey rotors – see other listing for Black teflon rotor option version. … Read More

£2,100.00 Select options
Mini Gen 1 GTT ‘Ring Gear’ for R53 Aluminium Lightweight Flywheel
Mini Gen 1 GTT ‘Ring Gear’ for R53 Aluminium Lightweight Flywheel

Replacement ring for GTT Flywheel only….As shown here https://www.gtt.uk.com/product/mini-gen-1-gtt-r53-aluminium-lightweight-flywheel/ Very slowly Precision cut to perfectly match the oem tooth form unlike other brands (that are noisy when cranking+wear quickly) considerably wider than other brands for a longer life. Starter Motor … Read More

£195.00 Add to cart
Mini Gen 1 GTT 16 Tubes Large Top Mount Intercooler & Snoot Boots
Mini Gen 1 GTT 16 Tubes Large Top Mount Intercooler & Snoot Boots

    As with all the GTT product line up we’ve really gone to town creating numerous improvements throughout. Core Size This is the largest Cooper S top mount intercooler yet; 16 tubes for the air to flow through (OE … Read More

£469.00 Select options
Mini Gen 1 GTT 40,000 Volt Ignition Coil Pack
Mini Gen 1 GTT 40,000 Volt Ignition Coil Pack

This high output coil pack delivers a staggering 40,000 volts, ensuring strong fat sparks for improved performance and economy. Super smooth power and no misfires. It is a direct replacement for the stock coil, uses the original fixings, and is … Read More

£119.00 Add to cart
Mini Gen 1 GTT Adjustable Fuel Pressure Regulator NEW V2
Mini Gen 1 GTT Adjustable Fuel Pressure Regulator NEW V2

NEW, EVEN HIGHER SPEC VERSION (V2) GTT V2 AFPR comes with 3 o-rings…. and high flow internal fuel filter. The OEM filter on the V1 was found to be restrictive on highly tuned applications. New Improved body Higher spec internals Now … Read More

£179.00 Read more
Mini Gen 1 GTT Adjustable Vernier Cam Sprocket V2 & Timing Chain / Tensioner Kit
Mini Gen 1 GTT Adjustable Vernier Cam Sprocket V2 & Timing Chain / Tensioner Kit

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) also as the cam chain wears it stretches and retards the … Read More

£239.00 Add to cart
Sale!
MINI GEN 1 GTT BLUE STRUTBRACE, INDUCTION KIT & UNDERTRAY PACKAGE
MINI GEN 1 GTT BLUE STRUTBRACE, INDUCTION KIT & UNDERTRAY PACKAGE

    Very Limited Stock!!  Only 5 Kits! Not only will you be getting a GTT “throw Back” Classic Limited edition colour kit similar to featured on the original 2004-2014 GTT Minis. Kit includes: 1x Battery Shield/ Under Tray 1x Cold … Read More

£519.00 Read more
Mini Gen 1 GTT Cold Ram Induction Kit
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

£189.00 Select options
Mini Gen 1 GTT Double Iridium Sparkplugs
Mini Gen 1 GTT Double Iridium Sparkplugs

These are fitted to all GTT conversions. Although expensive for us to purchase they do provide the last word in sparkplug performance, and are vastly superior to the std. ‘4 earth electrode’ items, improving both performance and economy. The Iridium … Read More

£49.95 Add to cart
Mini Gen 1 GTT Drive Belt
Mini Gen 1 GTT Drive Belt

All GTT pulley conversions include a high quality replacement drive belt. Its construction is more supple than the original, important due to the tight radius loops encountered. As a bonus we find this belt is less prone to belt squeak … Read More

£29.00 Add to cart
Mini Gen 1 GTT ECU Re-Map
Mini Gen 1 GTT ECU Re-Map

Note – This item is set to out of stock as it requires us to book your car in to have the work done in our work shop, please contact us to make a booking.

£349.00 Read more
Mini Gen 1 GTT Fuel Injectors.
Mini Gen 1 GTT Fuel Injectors.

DID YOU KNOW! Using injectors too big can cause poor running problems at idle and light throttle. 440cc is the optimum size injector for any supercharged Cooper S and will achieve 260bhp running only 80% of its maximum output/duty cycle. … Read More

£289.00 Select options
Mini Gen 1 GTT Intercooler Snoot Boots
Mini Gen 1 GTT Intercooler Snoot Boots

This all new GTT product which replaces the stock black rubber bellows that join each end of the MCS intercooler to the ‘snoots’. They are unique in that they are moulded as an ellipse (oval) rather than a circle which … Read More

£59.00 Select options
Mini Gen 1 GTT Large Throttle Bodies
Mini Gen 1 GTT Large Throttle Bodies

The Standard 57mm throttle body when modifying to higher levels of power becomes a restriction that needs to be removed. Consider also that at wide open throttle the excessively wide butterfly spindle imposes a further restriction (a reduction of 570 … Read More

£289.00 Select options