JB4 Plug and Play Piggyback ECU Tuning Box for Land Rover Defender OCTA 4.4L V8 Twin-Turbo 2025+ (BETA)

JB4 Plug and Play Piggyback ECU Tuning Box for Land Rover Defender OCTA 4.4L V8 Twin-Turbo 2025+ (BETA)Unlock serious performance from your 2025+ Land Rover Defender OCTA 4. 4L V8 twin turbo with the JB4 plug and play tuner. This BETA support JB4 delivers gains of around 125whp on pump fuel and up to 260whp on higher octane or E85 mixtures, all without an ECU flash. It installs easily, is fully reversible, and works with locked ECUs, making it a powerful and flexible upgrade for your OCTA V8. Supplied in the UK by Nforcd. Plug and play tuning module

BMW RWD suspension

fit and sound as outstanding

reduced noise and a refined pedal feel that suits daily driving and fast road use

0 (200 kW / 272 HP) (2006-2009)

Plug-and-play JB4 tuner with CANbus integration for real-time

Every KW coilover kit is engineered for the specific vehicle and undergoes extensive testing for quality and longevity

Choose the genuine part to avoid compatibility headaches and keep your BMW performing exactly as Munich intended

BMW 635d 2006-2010 E63/E64 200-210KW/272-286PS

this Dinan spring kit is the go-to choice

Direct replacement fitment for a wide range of BMW applications

Rear height adjustment is via a supplied adjuster that sits above or below the rear spring

BMW E63 E64 630i brake kit