Engine Performance & Servicing

BMW M340i Engine Tuning Parts (G20 & G21)

Modify & maintain your BMW G20 / G21 M340i's B58 engine with our range of engine parts. Shop servicing, intakes & more.

Filters

Filters

£
to
£
80 products
Sort by
Sort by
Save £15.64
Genuine BMW B58 Engine Service Pack For BMW G42 M240i, G20/G21 M340i & G22/23/G26 M440i
Genuine BMWGenuine BMW B58 Engine Service Pack For BMW G42 M240i, G20/G21 M340i & G22/23/G26 M440i
Sale priceFrom £179.86GBP Regular price£195.50GBP
MMX BMW S58 & B58 High Performance Ignition Coil Pack MMX BMW S58 & B58 High Performance Ignition Coil Pack
MMXMMX BMW S58 & B58 High Performance Ignition Coil Pack
Sale price£35.99GBP

3 colors available

Eventuri BMW M340i xDrive B58 V2 Intake System In Carbon Fibre (G20/G21)-R44 Performance Eventuri BMW M340i xDrive B58 V2 Intake System In Carbon Fibre (G20/G21)-R44 Performance
EVENTURIEventuri BMW M340i xDrive B58 V2 Intake System In Carbon Fibre (G20/G21)
Sale price£1,399.00GBP
Save £52.00
FTP BMW G20 M340i & Toyota GR Supra B58 Intake Pipe
FTPFTP BMW G20 M340i & Toyota GR Supra B58 Intake Pipe
Sale price£207.99GBP Regular price£259.99GBP
Save £70.00
FTP BMW B58 Gen 2 Charge Pipe - R44 Performance FTP BMW B58 Gen 2 Charge Pipe - R44 Performance
FTPFTP BMW B58 Gen2 3.0T Charge Pipe For BMW G42 M240i, G20 M340i, Toyota GR Supra & more
Sale price£279.99GBP Regular price£349.99GBP
Save £443.42
Pure Turbos BMW G Series B58 PURE 800 Stage 2 Turbo - R44 Performance
Pure TurbosPure Turbos BMW G Series B58 PURE 800 Stage 2 Turbo
Sale priceFrom £2,512.71GBP Regular price£2,956.13GBP
Save £487.09
Pure Turbos BMW G Series B58 PURE 850 Stage 2 Turbo - R44 Performance
Pure TurbosPure Turbos BMW G Series B58 PURE 850 Stage 2 Turbo
Sale priceFrom £2,760.15GBP Regular price£3,247.24GBP
Save £27.00
Leib BMW B58 OPF Delete Cables (F20/F22/F30/F32/G20/G22/G42)-R44 Performance
LEIB EngineeringLeib BMW B58 OPF Delete Cable (F20/F22/F30/F32/G20/G22/G42)
Sale price£152.99GBP Regular price£179.99GBP
Save £54.00
Leib BMW G Series & F Series CAN MIL Delete Module For OPF & Cat Errors
LEIB EngineeringLeib BMW G Series & F Series CAN MIL Delete Module For OPF & Cat Errors
Sale price£305.99GBP Regular price£359.99GBP
Save £100.50
Leib BMW G Series B58 B48 CatOPF Delete With CAN BUS Pro Functions - R44 Performance
LEIB EngineeringLeib BMW M240i/M340i/M440i B58/B48 Cat/OPF Delete Kit With CAN BUS Pro Functions (G42/G20/G22/F40/F44)
Sale price£569.49GBP Regular price£669.99GBP
Save £78.00
Leib BMW G Series CAN BUS Pro 1 Valve (G42/G20/G22 etc)-R44 Performance Leib BMW G Series CAN BUS Pro 1 Valve (G42/G20/G22 etc)-R44 Performance
LEIB EngineeringLeib BMW G Series CAN BUS Pro 1 Valve (G42/G20/G22 etc)
Sale price£441.99GBP Regular price£519.99GBP
MMX BMW B58 & B48 Panel Air Filter For BMW G20, G21, G22, G23, G26 & G42 MMX BMW B58 & B48 Panel Air Filter For BMW G20, G21, G22, G23, G26 & G42
MMXMMX BMW B58 & B48 Panel Air Filter For BMW G20, G21, G22, G23, G26 & G42
Sale price£78.61GBP
Save £6.60
Ramair PPF-9774 BMW B58 Replacement Panel Air Filter For G20 M340i, G29 Z4 M40i & more Ramair PPF-9774 BMW B58 Replacement Panel Air Filter For G20 M340i, G29 Z4 M40i & more
RamairRamair PPF-9774 BMW B58 Replacement Panel Air Filter For G20 M340i, G29 Z4 M40i & more
Sale price£37.39GBP Regular price£43.99GBP
Save £118.80
CSF BMW B58 Gen2 Radiator For BMW G Series & Toyota Supra CSF BMW B58 Gen2 Radiator For BMW G Series & Toyota Supra
CSFCSF Radiators BMW B58 Gen2 High Performance Heat Exchanger With Rock Guard For BMW G Series & Toyota Supra
Sale price£673.20GBP Regular price£792.00GBP
Save £846.00
CSF Race X B58 Gen2 Charge Air Cooler Manifold 8400 CSF Race X B58 Gen2 Charge Air Cooler Manifold 8400
CSFCSF Race X B58 Gen2 Charge Air Cooler Manifold (G20 M340i, G42 M240i, Toyota GR Supra & more)
Sale priceFrom £4,794.00GBP Regular price£5,640.00GBP
Save £653.40
CSF Radiators B58 Gen2 Charge Air Cooler Manifold - 8200 CSF Radiators B58 Gen2 Charge Air Cooler Manifold - 8200
CSFCSF B58 Gen2 Charge Air Cooler Manifold (G20 340i, G22 440i, G42 M240i & more)
Sale priceFrom £3,702.60GBP Regular price£4,356.00GBP
Save £46.80
CSF Radiators BMW B58 Gen2 Charge Air Manifold Spacer CSF Radiators BMW B58 Gen2 Charge Air Manifold Spacer
CSFCSF Radiators BMW B58 Gen2 Thermal Rejection Competition Charge Air Manifold Spacer
Sale price£265.20GBP Regular price£312.00GBP
Save £79.00
Injector Dynamics High Flow Fuel Injectors For BMW S58 Engine
Injector DynamicsInjector Dynamics High Flow Fuel Injectors For BMW S58 & B58 Engines
Sale priceFrom £710.99GBP Regular price£789.99GBP
Save £93.00
Precision Raceworks BMW B58 Engine Port Injection Kit (F Series & G Series) Precision Raceworks BMW B58 Engine Port Injection Kit (F Series & G Series) Black
Precision RaceworksPrecision Raceworks BMW B58 Engine Port Injection Kit (F Series & G Series)
Sale priceFrom £836.99GBP Regular price£929.99GBP

1 color available

Sold out
MHD BMW S58, B58 & S63 ECU Unlock Tool (Pre 06/2020 Vehicles) MHD BMW S58, B58 & S63 ECU Unlock Tool (Pre 06/2020 Vehicles)
MHDMHD BMW S58, B58 & S63 ECU Unlock Tool (Pre 06/2020 Vehicles)
Sale price£280.49GBP Regular price£329.99GBP
Save £79.50
MHD CAN FlexFuel Analyser QuickInstall Kit MHD CAN FlexFuel Analyser QuickInstall Kit
MHDMHD CAN FlexFuel Analyser QuickInstall Kit
Sale price£450.49GBP Regular price£529.99GBP
Save £35.25
Funk Motorsport BMW B58 Turbo Blanket For BMW M140i, M240i, 340i, 440i & more Funk Motorsport BMW B58 Turbo Blanket For BMW M140i, M240i, 340i, 440i & more
Funk MotorsportFunk Motorsport BMW B58 Turbo Blanket For BMW M140i, M240i, 340i, 440i & more
Sale priceFrom £199.75GBP Regular price£235.00GBP
MMX BMW Magnetic Sump Plug (All Modern BMW Engines) MMX BMW Magnetic Sump Plug (All Modern BMW Engines)
MMXMMX BMW Magnetic Sump Plug (All Modern BMW Engines)
Sale price£29.04GBP
Save £12.75
MHD Universal WiFi OBDII Flash Adapter MHD Universal WiFi OBDII Flash Adapter
MHDMHD Universal WiFi OBDII Flash Adapter
Sale price£72.24GBP Regular price£84.99GBP