Unlock serious B58 performance with our Stage 2+ kit for BMW M140i, M240i, 340i and 440i. This complete BMW tuning package is built for the B58 platform and delivers the hardware and software you need for a proper Stage 2+ setup. If you are searching for BMW M140i Stage 2+, BMW M240i Stage 2+, BMW 340i Stage 2+, BMW 440i Stage 2+, B58 tuning kit, B58 Stage 2 tune, BMW B58 performance upgrades or BMW B58 remap in the UK, you are in the right place.
What this Stage 2+ kit includes
- ECU calibration software for the B58 engine - Stage 2+ map tailored to your hardware
- Your choice of performance exhaust options to suit sound and emissions preferences
- Uprated fuel pump to support increased fuel demand under higher boost
- All the essential components required for a true B58 Stage 2+ build
This B58 Stage 2+ kit covers everything needed to move beyond Stage 2 on these cars. The factory BMW B58 intake setup is capable of around 600 whp with no problem, but we offer upgraded panel filters and full intakes if you want extra sound, response and headroom. We also stock additional exhaust options and supporting performance parts to help you fine tune your build.
Why choose our B58 Stage 2+ kit
- Designed specifically for BMW M140i, M240i, 340i and 440i with the B58 engine
- Proven reliability with strong gains in power and torque when paired with the correct hardware
- Sharper throttle response, faster spool and an aggressive exhaust note depending on your chosen exhaust option
- Complete solution - software plus hardware for a seamless Stage 2+ upgrade
We run this setup on our own B58 cars and our customers have been delighted with the transformation in performance and drivability. If you are comparing BMW M140i tuning, BMW M240i tuning, BMW 340i tuning or BMW 440i tuning, this Stage 2+ package makes it easy to get the result you want without guesswork.
Fitment
- BMW M140i - B58
- BMW M240i - B58
- BMW 340i - B58
- BMW 440i - B58
Recommended extras
- High-flow panel filter or full intake for additional sound and optimisation
- Further exhaust options to tailor volume and tone
- Fresh plugs and coils if maintenance is due to maximise results
Installation and mapping
Professional fitting and calibration are strongly recommended for best results. We offer installation and support at Nforcd in Warwickshire. Request a fitting or mapping quote by emailing Sales@nforcd.com and our team will be happy to help with your BMW B58 Stage 2+ build.
Notes
- Exhaust choices may affect sound level and emissions. Check local regulations for road use where applicable.
- This kit is intended for B58 applications only and for the models listed above.
Search-friendly terms
BMW M140i Stage 2+, BMW M240i Stage 2+, BMW 340i Stage 2+, BMW 440i Stage 2+, B58 Stage 2+, B58 tuning kit UK, BMW B58 remap, BMW B58 ECU tune, BMW M140i tuning UK, BMW M240i performance upgrades, BMW 340i performance parts, BMW 440i exhaust upgrade, B58 fuel pump upgrade, BMW Stage 2+ package, BMW B58 downpipe and exhaust options, BMW tuning Warwickshire, Nforcd BMW performance.