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Collection: BMW M4

You are now browsing for BMW M4 Parts & Upgrades

Here... Read More

You are now browsing for BMW M4 Parts & Upgrades

Here at String Theory Garage we stock a large and ever expanding range of BMW Parts. A complete range of upgrades. From Suspension upgrades to ECU tuning we have you covered.

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.

BMW M4

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1 Series (E81 | E82 | E87 | E88) 2004 - 2013 (8 products)
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Z4 (E85 | E86) 2003 - 2008 (5 products)
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Cooper (F55 | F56 | F57) 2013 - 2024 (5 products)
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Cooper (R56 | R57 | GP2) 2006 - 2015 (1 product)
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BMW 5 Series E60 | E61 (5 products)
BMW M5 (E60) (5 products)

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Engine & ECU (16 products)
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1 Series (E81 | E82 | E87 | E88) 2004 - 2013 (8 products)
1 & 2 Series (F20 | F21 | F22 | F23) 2012 - 2021 (16 products)
1 Series (F40) 2019 - 2024 (13 products)
M2 (F87) 2016 - 2021 (21 products)
2 Series (F44 | F45 | F46) 2020 - Present (11 products)
2 Series (G42) 2021 - Present (11 products)
M2 (G87) 2023 - Present (29 products)
3 Series (E30) 1982 - 1994 (5 products)
3 Series (E36) 1990 - 2000 (5 products)
3 Series (E46) 1997 - 2006 (5 products)
3 Series (E90 | E92 | E93) 2005 - 2011 (8 products)
3 Series (F30 | F31) 2011 - 2019 (16 products)
M3 (F80) 2014 - 2018 (28 products)
3 Series (G20 | G21 | G28) 2018 - Present (11 products)
M3 (G80 | G81) 2020 - Present (43 products)
4 Series (F32 | F33 | F36) 2013 - 2020 (15 products)
M4 (F82 | F83) 2014 - 2020 (36 products)
4 Series (G22 | G23 | G26) 2020 - Present (11 products)
M4 (G82 | G83) 2020 - Present (43 products)
5 Series (F10 | F11) 2010 - 2017 (13 products)
5 Series (G30) 2016 - 2024 (12 products)
M5 (F90) 2017 - Present (14 products)
M6 (F06 | F12 | F13) 2012 - 2019 (13 products)
M8 (F91 | F92 | F93) 2019 - Present (12 products)
X Series (All Models) (15 products)
Z3 (E36/7 | E36/8) 1995 - 2002 (5 products)
Z4 (E85 | E86) 2003 - 2008 (5 products)
Z4 (G29) 2018 - Present (11 products)
MINI JCW CLUBMAN (F54) (3 products)
MINI JCW COUNTRYMAN (F60) (3 products)
Clubman (F54) 2015 - 2024 (2 products)
Clubman (R55) 2007 - 2014 (1 products)
Cooper (F55 | F56 | F57) 2013 - 2024 (5 products)
Cooper (R50 | R52 | R53 | GP1) 2001 - 2008 (1 products)
Cooper (R56 | R57 | GP2) 2006 - 2015 (1 products)
Countryman (F60) 2017 - 2023 (4 products)
BMW 5 Series E60 | E61 (5 products)
BMW M5 (E60) (5 products)

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Exhaust (11 products)
Exhaust Valve Control (3 products)
Exterior & Trim (8 products)
Gearbox & Clutch (5 products)
Intake (4 products)
Interior (3 products)
Lowering Springs (3 products)
Splitters & Diffusers (4 products)
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Suspension Arms (3 products)
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69 products

MMX Front Control Arm Spherical Bushings | BMW G8x M2, M3 & M4

MMX Front Control Arm Spherical Bushings | BMW G8x M2, M3 & M4

Regular price £249.99 GBP

Regular price ~~£240.00 GBP~~ Sale price £249.99 GBP
MMX Front Wheel Arch Clearance Kit for BMW M2 M3 M4 (G80 G81 G82 G83 G87)

MMX Front Wheel Arch Clearance Kit for BMW M2 M3 M4 (G80 G81 G82 G83 G87)

Regular price £149.99 GBP

Regular price Sale price £149.99 GBP
MMX Gear shift paddles | F Series | Titanium Magnetic Paddle Inc Fitting kit

MMX Gear shift paddles | F Series | Titanium Magnetic Paddle Inc Fitting kit

Regular price £269.99 GBP

Regular price Sale price £269.99 GBP
MMX Gear shift paddles | G Series | Titanium Magnetic Paddle Inc Fitting kit

MMX Gear shift paddles | G Series | Titanium Magnetic Paddle Inc Fitting kit

Regular price £269.99 GBP

Regular price Sale price £269.99 GBP
MMX High-Capacity Baffled Differential Sump | BMW G8x M2, M3 & M4 (S58)

MMX High-Capacity Baffled Differential Sump | BMW G8x M2, M3 & M4 (S58)

Regular price £1,199.99 GBP

Regular price Sale price £1,199.99 GBP
MMX High-Flow Turbo Inlet Elbows | BMW G8X M2, M3 & M4 (S58)

MMX High-Flow Turbo Inlet Elbows | BMW G8X M2, M3 & M4 (S58)

Regular price £299.99 GBP

Regular price Sale price £299.99 GBP
MMX Hubcentric Wheel Spacers for BMW F-Series 12mm | 15mm

MMX Hubcentric Wheel Spacers for BMW F-Series 12mm | 15mm

Regular price From £78.75 GBP

Regular price Sale price From £78.75 GBP
MMX Hubcentric Wheel Spacers for BMW G-Series 12mm | 15mm | 18mm

MMX Hubcentric Wheel Spacers for BMW G-Series 12mm | 15mm | 18mm

Regular price From £78.75 GBP

Regular price Sale price From £78.75 GBP
MMX Lifetime Stainless Steel Oil Filter – BMW S58 (2019+) - 11428092620

MMX Lifetime Stainless Steel Oil Filter – BMW S58 (2019+) - 11428092620

Regular price £52.49 GBP

Regular price Sale price £52.49 GBP
MMX Locking Tapered Seat Wheel Nut Kit for BMW

MMX Locking Tapered Seat Wheel Nut Kit for BMW

Regular price £39.99 GBP

Regular price Sale price £39.99 GBP
MMX Magnetic oil sump plug for BMW & MINI

MMX Magnetic oil sump plug for BMW & MINI

Regular price £24.20 GBP

Regular price Sale price £24.20 GBP
MMX Oil filter housing for BMW S58 Engine M2 (G87) M3 (G80 G81) M4 (G82 G83)

MMX Oil filter housing for BMW S58 Engine M2 (G87) M3 (G80 G81) M4 (G82 G83)

Regular price £101.49 GBP

Regular price Sale price £101.49 GBP
MMX Performance Billet Oil Filler Cap – BMW S58 & B48E - 11128654637

MMX Performance Billet Oil Filler Cap – BMW S58 & B48E - 11128654637

Regular price £81.89 GBP

Regular price Sale price £81.89 GBP
MMX Performance Billet Temperature Adaptor – BMW N54 / N55 / S55

MMX Performance Billet Temperature Adaptor – BMW N54 / N55 / S55

Regular price £16.37 GBP

Regular price Sale price £16.37 GBP
MMX Performance Billet Washer Fluid Cap – BMW F-Series

MMX Performance Billet Washer Fluid Cap – BMW F-Series

Regular price £49.99 GBP

Regular price Sale price £49.99 GBP
MMX Performance Car Badge – Chrome or Gloss Black (100mm)

MMX Performance Car Badge – Chrome or Gloss Black (100mm)

Regular price £8.19 GBP

Regular price Sale price £8.19 GBP
MMX Performance High-Output Ignition Coil - BMW (F8X) M2 M3 M4 (F2x) M135i M235i

MMX Performance High-Output Ignition Coil - BMW (F8X) M2 M3 M4 (F2x) M135i M235i

Regular price £24.99 GBP

Regular price Sale price £24.99 GBP
MMX Performance Magnetic Differential Plug – BMW (M22 × 1.5)

MMX Performance Magnetic Differential Plug – BMW (M22 × 1.5)

Regular price £24.02 GBP

Regular price Sale price £24.02 GBP
MMX Performance Stud & Nut Conversion Kit for BMW & MINI M14x1.25

MMX Performance Stud & Nut Conversion Kit for BMW & MINI M14x1.25

Regular price £131.04 GBP

Regular price Sale price £131.04 GBP
MMX Power Control Module Tuning Box Tuning Box - BMW G82 M4

MMX Power Control Module Tuning Box Tuning Box - BMW G82 M4

Regular price £749.99 GBP

Regular price Sale price £749.99 GBP
MMX Ultimate S58 Intake Solution | BMW G8x M2, M3 & M4

MMX Ultimate S58 Intake Solution | BMW G8x M2, M3 & M4

Regular price £831.02 GBP

Regular price Sale price £831.02 GBP

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