RaceChip XLR Throttle Controller & Pedal Box for BMW M3 E46 (2000-2007) - Throttle Response Booster / Accelerator Pedal Tuner, Drive-By-Wire Lag Fix - Plug & Play - Manual & SMG - Pedal Commander Alternative

Transform the way your BMW M3 E46 reacts to your right foot

Unlock razor-sharp acceleration with this premium throttle controller for the BMW M3 E46 (2000 to 2007). This pedal box style upgrade removes sluggish throttle delay and lets you tailor the accelerator sensitivity to your preference with seven finely tuned levels. It does not alter peak power or torque, but it makes the car feel quicker, more eager and far more responsive in real-world driving.

Why enthusiasts choose this throttle response upgrade

• Seven adjustable stages for instant, precise accelerator mapping from smooth and relaxed to aggressive and ultra-responsive
• Eliminates throttle lag on drive-by-wire systems for crisper take-offs and sharper mid-range reaction
• Plug-and-play installation with vehicle-specific connectors, fully reversible and no ECU flash required
• Keeps factory safety systems intact and does not change the engine control software
• Ideal for daily driving, spirited road use and track days where pedal precision matters

Built for the BMW M3 E46

Designed for the 2000 to 2007 M3 E46, this gas pedal tuner suits both manual and SMG models. It is the perfect lag eliminator for drive-by-wire cars, giving a more connected feel and heightened control without touching the engine map.

What you will notice

• Faster throttle pick-up for confident overtakes and on-boost response
• Smoother, more predictable pedal modulation in traffic and on B-roads
• A more engaging driving experience that brings the chassis to life

Real-world results

We have fitted and used these throttle controllers on customer M3s and our own cars. Feedback is consistently positive: stronger initial bite, immediate engine reaction and a noticeable reduction in hesitation. Owners love the adjustability and the way it transforms the feel of the car.

Fitting and support

Installation is straightforward with no cutting or soldering. Prefer professional fitting or advice on setup for road or track Use MJ Modifications in Warwickshire for expert installation. Request a quote at info@mjmodifications.co.uk.

SEO-friendly search terms you might be looking for

BMW M3 E46 throttle controller, pedal box for E46, throttle response controller, accelerator booster, pedal tuner, gas pedal controller, throttle remap module, throttle lag fix, drive-by-wire throttle upgrade, response module, BMW E46 performance throttle, pedal commander alternative for E46 M3, plug-and-play throttle booster UK.

Enhance your M3’s responsiveness today with a simple, reversible upgrade that makes every drive feel more immediate and exciting.