Collection: Porsche
You are now browsing for Porsche Parts & Upgrades
Here at String Theory Garage we stock a large and ever expanding range of Porsche Parts. A complete range of upgrades, all tested, developed and proven on our own Porsches. From Suspension upgrades to ECU tuning we have you covered. Parts and Upgrades available for Porsche 911 | Cayman | Boxster | GT2 | GT3 | GT4 | 718 | 981 | 987 | 986 | 996 | 997 | 991 | 992 | 993 | 964 & More.
We also offer full fitting with ride-height, corner balancing, and geometry setup as well as other services from our garage in Stratford upon Avon.
Upgrade your Porsche's agility with top-tier performance parts & expert geometry setup - unleash unparalleled handling and speed today at String Theory Garage.
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STG Titanium Exhaust Manifold Stud Kit - 911 991 GT3
Regular price £139.00 GBPRegular priceUnit price / per -
AST Suspension 5100 Comp 1-way Adjustable Inverted Coilovers - Porsche 718 (982) Cayman | Boxster
Regular price £3,420.00 GBPRegular priceUnit price / per£3,585.60 GBPSale price £3,420.00 GBPSale -
STG 996 / 997 Rear Dogbone Spherical Bearing Kit
Regular price £550.00 GBPRegular priceUnit price / per -
STG Adjustable Rear Toe Link Arms - Cup Car Style 981 718
Regular price £405.00 GBPRegular priceUnit price / per -
Cargraphic Exhaust Valve Controller for Porsche 718 Boxster GTS (4.0L) | Spyder | RS
Regular price From £330.00 GBPRegular priceUnit price / per£380.00 GBPSale price From £330.00 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Inverted Coilovers - Porsche (981) Cayman | Boxster
Regular price £2,560.00 GBPRegular priceUnit price / per£2,680.80 GBPSale price £2,560.00 GBPSale -
STG Titanium OPF to Backbox Stud Kit - 718 Spyder
Regular price £95.00 GBPRegular priceUnit price / per -
Nankang AR-1 Semi Slick Track Day / Motorsport Tyre
Regular price From £101.00 GBPRegular priceUnit price / per -
STG Titanium Exhaust Manifold Stud Kit - 911 997 Turbo GT3 GT2 (gen.1)
Regular price £139.00 GBPRegular priceUnit price / per -
STG Titanium Exhaust Manifold Stud Kit - 911 996 Turbo, GT3, GT2
Regular price £139.00 GBPRegular priceUnit price / per -
STG Porsche Lower Control Arm Shim
Regular price From £14.00 GBPRegular priceUnit price / per -
STG Adjustable Rear Toe Link Arms - Cup Car Style 996 997 986 987
Regular price £405.00 GBPRegular priceUnit price / per -
BMC Sports Air Filters (Pair) Porsche 718/918
Regular price From £205.00 GBPRegular priceUnit price / per -
Sold out
Eibach Lower Control Arm Spacer Kit
Regular price £45.95 GBPRegular priceUnit price / perSold out -
AST Suspension 5100 Street 1-way Adjustable Inverted Coilovers - Porsche 911 (964) Carrera | Carrera 4 | RS
Regular price From £2,560.00 GBPRegular priceUnit price / per£2,680.80 GBPSale price From £2,560.00 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Inverted Coilovers - Porsche 911 (993) Carrera | Carrera 4
Regular price From £2,560.00 GBPRegular priceUnit price / per£2,680.80 GBPSale price From £2,560.00 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Inverted Coilovers - Porsche 911 (997) Carrera 2WD
Regular price From £2,470.00 GBPRegular priceUnit price / per£2,586.00 GBPSale price From £2,470.00 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Inverted Coilovers - Porsche 911 (996) Carrera 2WD
Regular price From £2,470.00 GBPRegular priceUnit price / per£2,586.00 GBPSale price From £2,470.00 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Inverted Coilovers - Porsche 911 (991) Carrera 2 | 4 | 4s | GTS | Targa | Cabrio
Regular price From £2,470.00 GBPRegular priceUnit price / per£2,586.00 GBPSale price From £2,470.00 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Inverted Coilovers - Porsche 911 (996) GT2 | GT3
Regular price From £2,470.00 GBPRegular priceUnit price / per£2,586.00 GBPSale price From £2,470.00 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Inverted Coilovers - Porsche 911 (997) GT2 | GT3 | GT3RS
Regular price From £2,470.00 GBPRegular priceUnit price / per£2,586.00 GBPSale price From £2,470.00 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Inverted Coilovers - Porsche (986) Boxster
Regular price From £2,560.00 GBPRegular priceUnit price / per£2,680.80 GBPSale price From £2,560.00 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Inverted Coilovers - Porsche 987 Cayman | Boxster
Regular price From £2,560.00 GBPRegular priceUnit price / per£2,680.80 GBPSale price From £2,560.00 GBPSale -
Cargraphic Exhaust Valve Controller for Porsche 911 (997.2) GT3 | GT3 RS (3.8L) | GT3 RS (4.0L)
Regular price From £405.00 GBPRegular priceUnit price / per£380.00 GBPSale price From £405.00 GBP