Collection: BMW
You are now browsing for BMW Parts & Upgrades
Here at String Theory Garage we stock a large and ever expanding range of BMW Parts. A complete range of upgrades, all tested, developed and proven. From Suspension upgrades to ECU tuning we have you covered. Parts and Upgrades available for BMW M1 | M2 | M3 | M4 | M5 | M135i | M140i | M235i | M240i |1 Series | 2 Series | 3 Series | 4 Series | 5 Series & 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 BMW's agility with top-tier performance parts & expert geometry setup - unleash unparalleled handling and speed today at String Theory Garage.
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AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 3 Series E36 Sedan | Touring | Coupe | Convertible
Regular price £2,750.00 GBPRegular price£2,840.00 GBPSale price £2,750.00 GBPSale -
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 3 Series E36 M3
Regular price £2,750.00 GBPRegular price£2,840.00 GBPSale price £2,750.00 GBPSale -
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 3 Series E30
Regular price £3,333.33 GBPRegular price£3,460.00 GBPSale price £3,333.33 GBPSale -
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 1 Series F44 | F45 | F46
Regular price £2,958.33 GBPRegular price£3,060.00 GBPSale price £2,958.33 GBPSale -
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 1 Series F40
Regular price £2,958.33 GBPRegular price£3,060.00 GBPSale price £2,958.33 GBPSale -

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 1 Series E81 | E82 | E87 | E88
Regular price £2,875.00 GBPRegular price£2,970.00 GBPSale price £2,875.00 GBPSale -
AST Suspension 5100 Competition 1-way Adjustable Inverted Coilovers - BMW 1M Coupe (E82)
Regular price £2,875.00 GBPRegular price£2,970.00 GBPSale price £2,875.00 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Coilovers - BMW M2 G87
Regular price From £2,250.00 GBPRegular price£2,340.00 GBPSale price From £2,250.00 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Coilovers - BMW Z4 M Coupe & Convertible E85 | E86
Regular price From £2,083.33 GBPRegular price£2,170.00 GBPSale price From £2,083.33 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Coilovers - BMW Z4 Coupe & Convertible E85 | E86
Regular price From £2,125.00 GBPRegular price£2,200.00 GBPSale price From £2,125.00 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Coilovers - BMW Z4 Convertible G29
Regular price From £2,083.33 GBPRegular price£2,170.00 GBPSale price From £2,083.33 GBPSale -

AST Suspension 5100 Street 1-way Adjustable Coilovers - BMW Z3 Coupe & Convertible | E36 Compact
Regular price From £2,041.67 GBPRegular price£2,120.00 GBPSale price From £2,041.67 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Coilovers - BMW M4 G82 xDrive
Regular price From £2,250.00 GBPRegular price£2,340.00 GBPSale price From £2,250.00 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Coilovers - BMW M4 G82 RWD
Regular price From £2,250.00 GBPRegular price£2,340.00 GBPSale price From £2,250.00 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Coilovers - BMW M4 F82 (5-Bolt)
Regular price From £2,125.00 GBPRegular price£2,200.00 GBPSale price From £2,125.00 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Coilovers - BMW M4 F82 (3-Bolt)
Regular price From £2,125.00 GBPRegular price£2,200.00 GBPSale price From £2,125.00 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Coilovers - BMW M3 G80 xDrive
Regular price From £2,250.00 GBPRegular price£2,340.00 GBPSale price From £2,250.00 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Coilovers - BMW M3 G80 RWD
Regular price From £2,250.00 GBPRegular price£2,340.00 GBPSale price From £2,250.00 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Coilovers - BMW M3 F80 LCI
Regular price From £2,125.00 GBPRegular price£2,200.00 GBPSale price From £2,125.00 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Coilovers - BMW M3 F80 Pre LCI
Regular price From £2,125.00 GBPRegular price£2,200.00 GBPSale price From £2,125.00 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Coilovers - BMW M2 F87 LCI | Competition
Regular price From £2,125.00 GBPRegular price£2,200.00 GBPSale price From £2,125.00 GBPSale -
AST Suspension 5100 Street 1-way Adjustable Coilovers - BMW M2 F87 Pre LCI
Regular price From £2,125.00 GBPRegular price£2,200.00 GBPSale price From £2,125.00 GBPSale -
AST Adjustable Lowering Springs - BMW M5 (F90 G30) 2016 - Present
Regular price £750.00 GBPRegular price£780.00 GBPSale price £750.00 GBPSale -
AST Adjustable Lowering Springs - BMW X5 4WD & X6 4WD (G05 F95 | G06 F96) 2018 - Present
Regular price £750.00 GBPRegular price£780.00 GBPSale price £750.00 GBPSale










