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Collection: BMW

You are now browsing for BMW Parts & Upgrades

Here at String... Read More

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.

Nearside rear view of a grey BMW M2 G87 with black alloy wheels & an Akrapovič Titanium twin pipe double round exhaust fitted

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1 Series (E81 | E82 | E87 | E88) 2004 - 2013 (26 products)
1 & 2 Series (F20 | F21 | F22 | F23) 2012 - 2021 (70 products)
1 Series (F40) 2019 - 2024 (21 products)
M2 (F87) 2016 - 2021 (46 products)
2 Series (F44 | F45 | F46) 2020 - Present (16 products)
2 Series (G42) 2021 - Present (19 products)
M2 (G87) 2023 - Present (53 products)
3 Series (E30) 1982 - 1994 (16 products)
3 Series (E36) 1990 - 2000 (18 products)
3 Series (E46) 1997 - 2006 (15 products)
3 Series (E90 | E92 | E93) 2005 - 2011 (28 products)
3 Series (F30 | F31) 2011 - 2019 (41 products)
M3 (F80) 2014 - 2018 (41 products)
3 Series (G20 | G21 | G28) 2018 - Present (24 products)
M3 (G80 | G81) 2020 - Present (64 products)
4 Series (F32 | F33 | F36) 2013 - 2020 (34 products)
M4 (F82 | F83) 2014 - 2020 (39 products)
4 Series (G22 | G23 | G26) 2020 - Present (18 products)
M4 (G82 | G83) 2020 - Present (48 products)
5 Series (F10 | F11) 2010 - 2017 (20 products)
5 Series (G30) 2016 - 2024 (13 products)
M5 (F90) 2017 - Present (23 products)
M6 (F06 | F12 | F13) 2012 - 2019 (18 products)
M8 (F91 | F92 | F93) 2019 - Present (18 products)
X Series (All Models) (36 products)
Z3 (E36/7 | E36/8) 1995 - 2002 (9 products)
Z4 (E85 | E86) 2003 - 2008 (15 products)
Z4 (G29) 2018 - Present (18 products)
MINI JCW CLUBMAN (F54) (3 products)
MINI JCW COUNTRYMAN (F60) (3 products)
Clubman (F54) 2015 - 2024 (3 products)
Clubman (R55) 2007 - 2014 (1 product)
Cooper (F55 | F56 | F57) 2013 - 2024 (4 products)
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Cooper (R56 | R57 | GP2) 2006 - 2015 (1 product)
Countryman (F60) 2017 - 2023 (4 products)
GR Yaris Gen 1 (2020 - 2024) (7 products)
GR Supra MK5 (A90) 2019 - Present (3 products)
BMW 5 Series E60 | E61 (5 products)
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Akrapovic (113 products)
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Chassis alignment (2 products)
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Engine & ECU (31 products)
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Honda (7 products)
Hyundai (7 products)
Lamborghini (7 products)
Lotus (7 products)
Mazda (7 products)
Mercedes-Benz (7 products)
MINI (12 products)
Mitsubishi (7 products)
Nissan (7 products)
Peugeot (7 products)
Porsche (7 products)
Renault (7 products)
SEAT (7 products)
Skoda (7 products)
Subaru (7 products)
Tesla (7 products)
Toyota (8 products)
TVR (7 products)
Volkswagen (7 products)

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1 Series (E81 | E82 | E87 | E88) 2004 - 2013 (26 products)
1 & 2 Series (F20 | F21 | F22 | F23) 2012 - 2021 (70 products)
1 Series (F40) 2019 - 2024 (21 products)
M2 (F87) 2016 - 2021 (46 products)
2 Series (F44 | F45 | F46) 2020 - Present (16 products)
2 Series (G42) 2021 - Present (19 products)
M2 (G87) 2023 - Present (53 products)
3 Series (E30) 1982 - 1994 (16 products)
3 Series (E36) 1990 - 2000 (18 products)
3 Series (E46) 1997 - 2006 (15 products)
3 Series (E90 | E92 | E93) 2005 - 2011 (28 products)
3 Series (F30 | F31) 2011 - 2019 (41 products)
M3 (F80) 2014 - 2018 (41 products)
3 Series (G20 | G21 | G28) 2018 - Present (24 products)
M3 (G80 | G81) 2020 - Present (64 products)
4 Series (F32 | F33 | F36) 2013 - 2020 (34 products)
M4 (F82 | F83) 2014 - 2020 (39 products)
4 Series (G22 | G23 | G26) 2020 - Present (18 products)
M4 (G82 | G83) 2020 - Present (48 products)
5 Series (F10 | F11) 2010 - 2017 (20 products)
5 Series (G30) 2016 - 2024 (13 products)
M5 (F90) 2017 - Present (23 products)
M6 (F06 | F12 | F13) 2012 - 2019 (18 products)
M8 (F91 | F92 | F93) 2019 - Present (18 products)
X Series (All Models) (36 products)
Z3 (E36/7 | E36/8) 1995 - 2002 (9 products)
Z4 (E85 | E86) 2003 - 2008 (15 products)
Z4 (G29) 2018 - Present (18 products)
MINI JCW CLUBMAN (F54) (3 products)
MINI JCW COUNTRYMAN (F60) (3 products)
Clubman (F54) 2015 - 2024 (3 products)
Clubman (R55) 2007 - 2014 (1 products)
Cooper (F55 | F56 | F57) 2013 - 2024 (4 products)
Cooper (R50 | R52 | R53 | GP1) 2001 - 2008 (1 products)
Cooper (R56 | R57 | GP2) 2006 - 2015 (1 products)
Countryman (F60) 2017 - 2023 (4 products)
GR Yaris Gen 1 (2020 - 2024) (7 products)
GR Supra MK5 (A90) 2019 - Present (3 products)
BMW 5 Series E60 | E61 (5 products)
BMW M5 (E60) (5 products)
BMW M5 (G90 / G99) (1 products)

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Drop Links (11 products)
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Engine & ECU (Other) (21 products)
Exhaust (102 products)
Exhaust Valve Control (15 products)
Exterior & Trim (25 products)
Gearbox & Clutch (9 products)
Intake (10 products)
Interior (5 products)
Lowering Springs (24 products)
Splitters & Diffusers (17 products)
Spoilers (5 products)
Suspension (175 products)
Suspension Arms (3 products)
Suspension Kits (158 products)
Seats (7 products)
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Wheel Nuts & Studs (2 products)

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Akrapovic (113 products)
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MOTON (30 products)

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Chassis alignment (2 products)
Diffuser (17 products)
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Seats & Interior (12 products)
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383 products

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW Z4 (E85|E86) Coupe | Convertible

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW Z4 (E85|E86) Coupe | Convertible

Regular price £3,400.00 GBP

Regular price ~~£3,516.00 GBP~~ Sale price £3,400.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW Z4 Convertible G29

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW Z4 Convertible G29

Regular price £3,500.00 GBP

Regular price ~~£3,612.00 GBP~~ Sale price £3,500.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW Z3 & BMW 3 Series E36 Compact

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW Z3 & BMW 3 Series E36 Compact

Regular price £3,300.00 GBP

Regular price ~~£3,408.00 GBP~~ Sale price £3,300.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW M4 G82 xDrive

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW M4 G82 xDrive

Regular price £3,500.00 GBP

Regular price ~~£3,612.00 GBP~~ Sale price £3,500.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW M4 G82 RWD

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW M4 G82 RWD

Regular price £3,500.00 GBP

Regular price ~~£3,612.00 GBP~~ Sale price £3,500.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW M4 F82 (5-Bolt)

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW M4 F82 (5-Bolt)

Regular price £3,400.00 GBP

Regular price ~~£3,504.00 GBP~~ Sale price £3,400.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW M4 F82 (3-Bolt)

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW M4 F82 (3-Bolt)

Regular price £3,400.00 GBP

Regular price ~~£3,504.00 GBP~~ Sale price £3,400.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW M3 G80 xDrive

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW M3 G80 xDrive

Regular price £3,500.00 GBP

Regular price ~~£3,612.00 GBP~~ Sale price £3,500.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW M3 G80 RWD

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW M3 G80 RWD

Regular price £3,500.00 GBP

Regular price ~~£3,612.00 GBP~~ Sale price £3,500.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW M3 F80 (5-Bolt)

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW M3 F80 (5-Bolt)

Regular price £3,400.00 GBP

Regular price ~~£3,504.00 GBP~~ Sale price £3,400.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW M3 F80 (3-Bolt)

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW M3 F80 (3-Bolt)

Regular price £3,400.00 GBP

Regular price ~~£3,504.00 GBP~~ Sale price £3,400.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW M2 Competition F87 LCI

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW M2 Competition F87 LCI

Regular price £3,400.00 GBP

Regular price ~~£3,504.00 GBP~~ Sale price £3,400.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW M2 F87 Pre LCI

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW M2 F87 Pre LCI

Regular price £3,400.00 GBP

Regular price ~~£3,504.00 GBP~~ Sale price £3,400.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 3 Series F30 Pre LCI

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 3 Series F30 Pre LCI

Regular price £3,400.00 GBP

Regular price ~~£3,516.00 GBP~~ Sale price £3,400.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 3 Series G20 | G21

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 3 Series G20 | G21

Regular price £3,450.00 GBP

Regular price ~~£3,564.00 GBP~~ Sale price £3,450.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 3 Series E90 | E92 | E93 M3

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 3 Series E90 | E92 | E93 M3

Regular price £3,450.00 GBP

Regular price ~~£3,564.00 GBP~~ Sale price £3,450.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 3 Series E90 | E92 | E93

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 3 Series E90 | E92 | E93

Regular price £3,450.00 GBP

Regular price ~~£3,564.00 GBP~~ Sale price £3,450.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 3 Series E46 Sedan | Touring | Coupe | Convertible

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 3 Series E46 Sedan | Touring | Coupe | Convertible

Regular price £3,400.00 GBP

Regular price ~~£3,516.00 GBP~~ Sale price £3,400.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 3 Series E46 M3

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 3 Series E46 M3

Regular price £3,400.00 GBP

Regular price ~~£3,516.00 GBP~~ Sale price £3,400.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 3 Series E36 Sedan | Touring | Coupe | Convertible

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 3 Series E36 Sedan | Touring | Coupe | Convertible

Regular price £3,300.00 GBP

Regular price ~~£3,408.00 GBP~~ Sale price £3,300.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 3 Series E36 M3

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 3 Series E36 M3

Regular price £3,300.00 GBP

Regular price ~~£3,408.00 GBP~~ Sale price £3,300.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 3 Series E30

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 3 Series E30

Regular price £4,000.00 GBP

Regular price ~~£4,152.00 GBP~~ Sale price £4,000.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 1 Series F44 | F45 | F46

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 1 Series F44 | F45 | F46

Regular price £3,550.00 GBP

Regular price ~~£3,672.00 GBP~~ Sale price £3,550.00 GBP

Sale
AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 1 Series F40

Sale

AST Suspension 5100 Competition 1-way Adjustable Coilovers - BMW 1 Series F40

Regular price £3,550.00 GBP

Regular price ~~£3,672.00 GBP~~ Sale price £3,550.00 GBP

Sale

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