JB4 Plug & Play Piggyback ECU Tuning Box for Jeep Wrangler & Cherokee 2.0-litre Turbo 2018-onwards

JB4 Plug & Play Piggyback ECU Tuning Box for Jeep Wrangler & Cherokee 2.0-litre Turbo 2018-onwardsUnlock serious, usable power from your 2018 onwards Jeep Wrangler 2. 0L Turbo or Cherokee 2. 0L Turbo with the JB4 plug and play tuner. This intelligent piggyback ECU upgrade delivers gains of up to 40hp at the wheels on a stock vehicle on pump fuel, with even more potential on higher octane or with supporting bolt on parts. Supplied and supported by Nforcd in the UK, the JB4 delivers smooth, factory like driveability with the performance you want

-Longer lifespan before cleaning required over cotton

polyurethane anti-roll bar mounting bush E46

Provide your UK registration number or the last 7 digits of your VIN at checkout and our team will confirm the correct fitment

On BMW E9x chassis you can typically expect:

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ideal for fast road use

BMW 230i black kidney grilles

100% OEM fitment for F10 and F11 520i and 528i with the N20 engine

the weave alignment is excellent and the overall transformation to the rear of the M2 and M2 Competition is immediate

7 one-way oil control flaps for superior wet-sump oil control

performance front brake kit TRW caliper

Springs are not left exposed