"I recently bought a few performance parts for my BMW from AutoTopNL, and the whole experience was top-notch. The website was easy to navigate, and they had exactly what I needed. Shipping was fast, and everything came well-packaged. The quality of the parts is excellent—definitely not cheap knock-offs. My car runs smoother and sounds better already. Would definitely recommend AutoTopNL to any BMW enthusiast!."
- John M.
★★★★★
DESCRIPTION
BMW M3 / M4 G8x OPF Delete Module – Unlock the True Sound of Your Exhaust System
Upgrade your exhaust performancewith the OPF Delete Module, a smart plug-and-play solution engineered to simulate the perfect operation of your OPF/GPF (Otto/Gasoline Particulate Filter) system. This device connects directly to your vehicle’s stock engine sensors and transmits precise reference signals to the ECU (Electronic Control Unit). This allows you to safelyremove the OPF/GPF filterwithout triggering warning lights, check engine codes, or system malfunctions.
✅ Key Benefits:
Enhanced Exhaust Sound: Achieve a louder, deeper, and more aggressive exhaust tone by eliminating the factory-installed particulate filter and installing this device.
No ECU Faults or Dash Warnings: The OPF Delete Box accurately mimics sensor behavior, preventing diagnostic errors and MIL (malfunction indicator lamp) activations.
OEM-Style Plug & Play: Fast and secure installation using original connectors—no cutting, soldering, or tuning required.
Fully Reversible Installation: Return your vehicle to stock settings at any time with zero permanent modifications to the ECU.
Motorsport & Off-Road Ready: Ideal for track-day vehicles and performance builds where unrestricted exhaust flow is essential.
Whether you're building aperformance exhaust systemor simply want a more personalized sound experience from yoursports car, the OPF Delete Boxgives you full control—without compromising safety or system integrity.