Collection: BMW 1 & 2 Series F20 | F21 | F22 (2012 - 2021)
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You are now browsing for BMW 1 & 2 Series F20 | F21 | F22 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.
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Milltek Resonated Cat Back Race Exhaust System for BMW M240i F22 LCI | Non OPF & Non xDrive
Regular price From £1,411.30 GBPRegular priceSale price From £1,411.30 GBP -
Milltek Non-Resonated Cat Back Race Exhaust System for BMW M240i F22 LCI | Non OPF & Non xDrive
Regular price From £1,583.39 GBPRegular priceSale price From £1,583.39 GBP -
Milltek Non-Resonated Cat Back Race Exhaust System for BMW M235i F22 | Non xDrive
Regular price From £1,456.00 GBPRegular priceSale price From £1,456.00 GBP -
Milltek Resonated Cat Back Exhaust System for BMW M235i F22 | Non xDrive
Regular price From £1,283.90 GBPRegular priceSale price From £1,283.90 GBP -
Milltek Non-Resonated OPF Back Exhaust System for BMW M140i F20 & F21 | LCI | OPF/GPF Only
Regular price From £1,295.63 GBPRegular priceSale price From £1,295.63 GBP -
Milltek Resonated OPF Back Exhaust System for BMW M140i F20 & F21 | LCI | OPF/GPF Only
Regular price From £1,440.12 GBPRegular priceSale price From £1,440.12 GBP -
Milltek Resonated Cat Back Exhaust System for BMW M140i F20 & F21 | LCI | Non OPF
Regular price From £1,541.81 GBPRegular priceSale price From £1,541.81 GBP -
Milltek Non-Resonated Cat Back Race Exhaust System for BMW M140i F20 & F21 | LCI | Non OPF
Regular price From £1,679.03 GBPRegular priceSale price From £1,679.03 GBP -
Milltek 3" Road Rear Silencer for BMW M135i F20 | F21 (Non xDrive) EC Approved
Regular price From £866.33 GBPRegular priceSale price From £866.33 GBP -
Milltek 3" Race Rear Silencer for BMW M135i F20 | F21 (Non xDrive)
Regular price From £868.91 GBPRegular priceSale price From £868.91 GBP -
Milltek Non-Resonated Cat Back Road Exhaust System for BMW M135i F20 | F21 (Non xDrive)
Regular price From £1,291.70 GBPRegular priceSale price From £1,291.70 GBP -
Milltek Non-Resonated Cat Back Race Exhaust System for BMW M135i F20 | F21 (Non xDrive)
Regular price From £1,294.28 GBPRegular priceSale price From £1,294.28 GBP -
Cargraphic Exhaust Valve Controller for BMW F20 F21 M135i M140i
Regular price £469.00 GBPRegular priceSale price £469.00 GBP -
MMR 4-pinned single piece crank hub for BMW N55 & S55
Regular price From £818.99 GBPRegular priceSale price From £818.99 GBP -
MMR Cold Air Intake Kit Including Heat Shield - BMW F20 F21 M140I B58
Regular price £720.71 GBPRegular priceSale price £720.71 GBP -
MMX Single Piece Crank Hub - BMW F20 F21 F80 F82 F87 N55 & S55
Regular price From £562.16 GBPRegular priceSale price From £562.16 GBP -
MMR Performance Oil Catch Can Kit - BMW M135i (F20/F21) | M235i (F22) | M2 (F87) (N55)
Regular price £440.28 GBPRegular priceSale price £440.28 GBP -
MMR Baffled Oil Sump Pan - BMW N55 Engine (M135i | M235i | M335i | M435i)
Regular price £431.12 GBPRegular priceSale price £431.12 GBP -
MMR High-Flow Aluminium Charge Pipe Intake Side - BMW N55
Regular price £347.24 GBPRegular priceSale price £347.24 GBP -
MMR High-Flow Aluminium Charge Pipe kit - BMW M140i M240i 340i 440i B58
Regular price £347.24 GBPRegular priceSale price £347.24 GBP -
MMX Gear shift paddles | F Series | Titanium Magnetic Paddle Inc Fitting kit
Regular price £323.99 GBPRegular priceSale price £323.99 GBP -
MMX Adjustable Front Drop Links for BMW F2x, F3x & F8x M135i M140i M2 M3 M4
Regular price £218.40 GBPRegular priceSale price £218.40 GBP -
MMX Oil Change Service Kit Bundle for BMW B58 & B57
Regular price £213.60 GBPRegular priceSale price £213.60 GBP -
MMX Billet rear subframe inserts for BMW F2x & F3x
Regular price £207.89 GBPRegular priceSale price £207.89 GBP






















