Toyota
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Toyota GR Yaris Gen 1 Performance Parts & Upgrades
Toyota GR Yaris Performance Upgrades & Aftermarket Parts Unlock the full potential...
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GR Yaris Gen 2
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Porsche
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Porsche 911 992 (2018 - Present)
Upgrade your Porsche 911 (992) GT3 RS Touring | Turbo S |...
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Porsche 911 991 (2011 - 2019)
Upgrade your Porsche 911 (991) GT3 | GT3 RS | Turbo |...
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Porsche 911 997 (2004 - 2013)
Upgrade your Porsche 911 (997) GT2 | GT3 | GT3 RS |...
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Porsche 911 996 (1997 - 2006)
Upgrade your Porsche 911 (996) GT2 | GT3 | Carrera | Targa...
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Porsche Cayman/Boxster/Spyder 718 (2016 - Present)
Upgrade your Porsche 718 GT4 | Cayman | Boxster | Spyder with...
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Porsche Cayman | Boxster | Spyder 981 (2012 - 2016)
Upgrade your Porsche 981 GT4 | Cayman | Boxster | GTS |...
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Porsche Cayman/Boxster 987 (2004 - 2012)
Upgrade your Porsche 987 Cayman | Boxster | Spyder with String Theory...
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Porsche Taycan
Porsche Taycan Performance Parts & Upgrades | Suspension, Handling & Styling Unlock...
BMW
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BMW M2 F87 (2016 - 2021)
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BMW M2 G87 (2023 - Present)
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BMW M3 F80 (2014 - 2018)
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BMW M3 G80 | G81 (2020 - Present)
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BMW M4 F82 | F83 (2014 - 2020)
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BMW M4 G82 | G83 (2020 - Present)
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Tesla
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Tesla Model 3
Tesla Model 3 Performance Parts & Upgrades | Suspension, Handling & Styling...
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Tesla Model Y
Tesla Model Y Performance Parts & Upgrades | Suspension, Handling & Styling...
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Tesla Model S
Tesla Model S Performance Parts & Upgrades | Suspension, Handling & Styling...
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Tesla Model X
Tesla Model X Performance Parts & Upgrades | Suspension, Handling & Styling...
Collections
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Suspension
We have partnered with most leading aftermarket parts manufacturers, from performance springs...
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AST Suspension
AST Suspension – Premium Performance Coilovers & Suspension Upgrades Unlock superior handling,...
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Vehicles (Other)
You are now browsing for Parts & Upgrades for a range of...
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Toyota GR Yaris Gen 1 Performance Parts & Upgrades
Toyota GR Yaris Performance Upgrades & Aftermarket Parts Unlock the full potential...
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MOTON Suspension
Moton Suspension – High-Performance Adjustable Coilovers & Dampers Welcome to the Moton...
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Akrapovic Exhaust Systems — Titanium Performance Exhausts for Porsche, BMW & More
Akrapovic Exhaust Systems — Race-Proven Performance Exhausts for Porsche, BMW & More...
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AST Suspension 5100 Street Series
AST Suspension 5100 Street 1-way Adjustable Coilovers High pressure inverted monotube design. Rebound adjustable. Height adjustable....
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BMW 1 & 2 Series F20 | F21 | F22 (2012 - 2021)
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GR Yaris Gen 2
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MMX Performance Parts for BMW & MINI
MMX Performance Parts — Precision-Engineered BMW & MINI Upgrades, Made in the...
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BMW M3 G80 | G81 (2020 - Present)
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BMW M2 F87 (2016 - 2021)
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BMW M4 G82 | G83 (2020 - Present)
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KW Suspension
KW Suspension coilover and spring kits for BMW & beyond. From the...
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BMW M2 G87 (2023 - Present)
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BMW M4 F82 | F83 (2014 - 2020)
You are now browsing for BMW M4 F82 | F83 Parts &...
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Porsche 911 991 (2011 - 2019)
Upgrade your Porsche 911 (991) GT3 | GT3 RS | Turbo |...
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BMW M3 F80 (2014 - 2018)
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Porsche 911 997 (2004 - 2013)
Upgrade your Porsche 911 (997) GT2 | GT3 | GT3 RS |...
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BMW 3 Series E90 | E92 | E93 (2004 - 2013)
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String Theory Garage - Our GR Yaris
A collection of what products we have fitted to our development car.
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Engine & ECU
Now available - String Theory Garage Stage 1 ECU Tune for GR...
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BMW 3 Series F30 (2011 - 2019)
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BMW X Series
You are now browsing for BMW X1 X2 X3 X4 X5 X6...
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Porsche Cayman/Boxster/Spyder 718 (2016 - Present)
Upgrade your Porsche 718 GT4 | Cayman | Boxster | Spyder with...
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Porsche 911 996 (1997 - 2006)
Upgrade your Porsche 911 (996) GT2 | GT3 | Carrera | Targa...
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MOTON 1 Way Adjustable Coilovers
Non-inverted monotube design. Endurance racing technology. Rebound adjustable. Height adjustable. Including springs. Rebuildable. Pillowball camberplates front (+ rear...
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AST Suspension 5100 Comp 1-way Adjustable Coilovers
AST Suspension 5100 Comp 1-way Adjustable Coilovers High pressure inverted monotube design. Rebound adjustable. Height adjustable....
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Porsche (Other)
Upgrade your Porsche Macan | Panamera | Cayenne with String Theory Garage's...
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String Theory Garage
String Theory Garage was born out of a dedication to making cars...
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BMW 4 Series F32 | F33 | F36 (2013 - 2020)
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BMW 1 Series E81 | E82 | E87 | E88 (2004 - 2013)
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Porsche Cayman | Boxster | Spyder 981 (2012 - 2016)
Upgrade your Porsche 981 GT4 | Cayman | Boxster | GTS |...
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Porsche Cayman/Boxster 987 (2004 - 2012)
Upgrade your Porsche 987 Cayman | Boxster | Spyder with String Theory...
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BMW M6 F06 | F12 | F13 (2012 - 2019)
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BMW 5 Series F10 | F11 (2010 - 2017)
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BMW 3 Series G20 | G21 | G28 (2018 - Present)
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Porsche 911 992 (2018 - Present)
Upgrade your Porsche 911 (992) GT3 RS Touring | Turbo S |...
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BMW M5 F90 (2017 - 2023)
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BMW M8 F91 | F92 | F93 (2019 - Present)
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BMW 3 Series E46 (1997 - 2006)
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Cargraphic Exhaust Valve Controllers & Performance Parts for Porsche
Cargraphic Exhaust Valve Controllers & Performance Parts — Premium German Engineering for...
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BMW 2 Series G42 (2021 - Present)
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BMW Z4 G29 (2018 - Present)
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BMW Z4 E85 | E86 (2003 - 2008)
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BMW 3 Series E36 (1990 - 2000)
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BMW 1 Series F40 (2019 - 2024)
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Chassis Alignment
A fully tailored alignment, specifically for your application. We take the time...
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BMW 4 Series G22 | G23 | G26 (2020 - Present)
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AST Adjustable Lowering Springs
AST Suspension Adjustable Lowering Springs To lower and adjust car ride height...
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BMW 2 Series F44 | F45 | F46 (2020 - Present)
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Porsche Boxster 986 (1996 - 2004)
Upgrade your Porsche 986 Boxster | Boxster S with String Theory Garage's...
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PWRD EV Performance & Styling Upgrades
UK-Engineered Performance & Styling Upgrades — Built Exclusively for Electric Vehicles At...
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Mantis Performance Ignition Coils
Mantis high-output ignition coils are engineered around a neodymium (NdFeB) magnetic core...
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BMW 3 Series E30 (1982 - 1994)
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BMW 5 Series G30 (2016 - 2024)
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Cobra Seats
For over 40 years, Cobra Seats has been manufacturing exclusively in the...
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BMW Z3 E36/7 | E36/8 (1995 - 2002)
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Tesla Model 3
Tesla Model 3 Performance Parts & Upgrades | Suspension, Handling & Styling...
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Porsche 911 993 (1993-1997)
Upgrade your Porsche 911 (993) Turbo | Targa | Carrera 2 4...
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Porsche 911 964 (1989-1993)
Upgrade your Porsche 911 (964) Turbo | Carrera 2 4 4S RS...
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AST Lowering Springs
AST Lowering Springs To lower center of gravity without giving in comfort....
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Toyota Supra (A90)
Meet the all-new Toyota GR Supra, designed with racing in mind and offering an unparalleled...
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Tesla Model S
Tesla Model S Performance Parts & Upgrades | Suspension, Handling & Styling...
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Tesla Model Y
Tesla Model Y Performance Parts & Upgrades | Suspension, Handling & Styling...
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Tesla Model X
Tesla Model X Performance Parts & Upgrades | Suspension, Handling & Styling...
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Other Brands
All other brands
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Porsche Taycan
Porsche Taycan Performance Parts & Upgrades | Suspension, Handling & Styling Unlock...
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Carbotech Brakes
Carbotech-Europe Ltd offer the complete braking solution for your cars needs, whether...
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Brake Bundle - GR Yaris Tarox;Yaris
TAROX work with individual customers on bespoke, tailored solutions for both road...
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Wagner Tuning
Since 2002 WAGNER TUNING have been developing and producing high quality engine...
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Rallyflapz
RallyflapZ Mud Flaps are designed to offer not only looks, but full...
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PWR Advanced Cooling Techology
PWR Advanced Cooling Technology – Motorsport-Proven Performance Cooling Solutions Experience world-class automotive...
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IPE Wheels
Introducing the Forged Magnesium Racing Wheels. It’s designed especially for the race...
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Turbosmart
Turbosmart is a leading global brand in turbo technology with a humble...
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ARTEC Performance
ARTEC Performance products are used and enjoyed by race teams, performance workshops...
