Give your BMW M340i or M440i with a B58 engine a serious performance boost with the Endura Motorsport Extreme OPF/GPF Delete. Specially designed for models with OPF/GPF (2019+) for maximum flow, a louder and deeper sound, and improved throttle response. The kit fits perfectly between the Downpipe and the OEM or aftermarket catback exhaust system – fully plug-and-play.
Entirely manufactured from T304 stainless steel and hand-TIG-welded for a strong, durable finish. The pipe diameter increases from 1x 3" (76 mm) to 2x 3" (76 mm) for maximum flow and a raw, AMG-worthy sound.
Benefits
• Fit guarantee: perfect OEM fit•
100% T304 stainless steel – durable, heat- and
corrosion-resistant• TIG-welded – high-quality finish and maximum service
life• OPF/GPF delete – reduced back pressure, improved performance•
3.5" → 2x 2.75" design – higher flow than standard
parts• Compatible with both OEM and aftermarket exhaust
systems• Faster Spool-up and noticeably better throttle response•
Combines perfectly with an Endura decat Downpipe for maximum performance
Compatibility
• BMW G20/G21 M340i (3.0 B58 – 374 pk) from
2019• BMW G22/G23 M440i (3.0 B58 – 374 pk) from 2020
Please note
• Software adjustment required: have the ECU remapped by a chip tuner before fitting, otherwise error messages will occur.
• The original centre section must be cut through once on both sides for installation.
BMW OEM reference
• 18 30 9 454 950 / 18309454950
Contents
• Complete OPF/GPF Delete kit (3" → 2x 3")
• exhaust
clamps• Adapters
Frequently asked questions
Will this fit my original exhaust?
Yes, the kit fits between the Downpipe and the OEM catback. Also suitable for aftermarket exhaust systems.
Does it require welding?
No, welding is not required. However, the original pipe must be cut through once on each side to allow the OPF/GPF delete to be fitted correctly.
Will I get error messages if I remove the OPF/GPF?
Yes, error messages will occur without modified software. Have the ECU remapped by a chip tuner before fitting.
Does this deliver more power?
Yes, the lower back pressure increases flow and enables extra power, particularly when combined with a decat Downpipe and tuning.
