Nforcd B58 500 pack

B58 Power Package – drive-in, drive-out performance upgrade

Unlock serious, reliable gains from your BMW’s B58 3.0 turbocharged petrol engine with our all-in-one performance bundle. This comprehensive upgrade is designed for enthusiasts who want strong, usable power with OEM-like drivability. Expect around 450 bhp from the base package on 99 RON petrol, with optional hardware to push further. No E30 ethanol blends required.

What’s included as standard

• Professional installation at MJ Modifications, Warwickshire – true drive-in, drive-out service
• Custom stage 3 ECU calibration tailored to your car and quality 99 RON fuel
• Catless downpipe decat with fresh gaskets for maximum flow
• Flowmax turbocharger for fast spool and solid top-end
• TU high-pressure fuel pump upgrade for dependable fueling
• Engine oil service carried out during installation

Our base setup is a proven B58 tuning solution that transforms throttle response, mid-range torque and high-rpm punch while keeping daily comfort intact. Customers love the way this package delivers effortless overtaking and a broader powerband.

Popular add-ons and upgrades

• Osprey intake v1, v2 or v3 induction kits
• High-flow panel air filter
• Osprey 4.5 inch heat shield catless downpipe
• Osprey 5 inch decat downpipe
• Osprey 5 inch super sport catalytic converter
• Osprey 4.5 inch sport cat
• Bespoke custom mapping refinements
• Dyno session on our rolling road
• Pure 800 turbo – cast or other variants
• BigBoost turbo upgrade
• Additional fuel pump options to suit your goals

Fuel and requirements

• Runs on premium 99 RON pump fuel
• No E30 ethanol blend required

Why choose MJ Modifications

• BMW B58 tuning specialists with extensive installation experience
• Proven hardware combinations and clean, factory-quality workmanship
• Custom ECU remapping tailored to your car’s hardware and use
• Trusted by enthusiasts across the UK for performance upgrades, turbo kits and dyno calibration

Book your install

Installation is carried out at MJ Modifications in Warwickshire. To check availability, get a fitting quote or discuss the best options for your goals, email info@mjmodifications.co.uk.

Ideal for searches such as

BMW B58 tuning package, B58 upgrade kit, stage 3 remap, hybrid turbo upgrade, TU HPFP, catless downpipe, sports cat, induction kit, ECU remap UK, performance garage Warwickshire, rolling road dyno, 99 RON tune, Flowmax turbocharger, Pure800, BigBoost.

Note: Decat and certain emissions-related components are intended for off-road or motorsport use where permitted. Always check local regulations.