Leib Engineering Cat & OPF Delete-R - BMW F | G Series - 4 Cylinder & 6 Cylinder (Single Turbo) Add Basic Exhaust Valve Control:Yes Developed using high-grade racing materials

Developed using high-grade racing materials

This ECE type-approved system is constructed entirely from high-grade titanium and features an exhaust valve with a housing cast in the in-house foundry

Evolve are at the forefront of BMW Z4 35i N54 twin turbo performance tuning with our Z4 35i ECU and performance upgrades fully tested on our dyno as well as countless hours on track and at the Nürburgring

Heat Shields

Leib Engineering Cat & OPF Delete-R - BMW F | G Series - 4 Cylinder & 6 Cylinder (Single Turbo) Add Basic Exhaust Valve Control:Yes Developed using high-grade racing materialsLEIB OPF DELETE R remove the OPF, keep engine stock software. Plug & Play installation without cutting or soldering. The Installation is possible without any prior knowledge through the online available and illustrated installation instructions. Alternatively, we recommend installation by a specialist workshop or one of our dealers. Automotive connectors are guaranteeing full functionality. Main functions: OPF DELETE R Mechanical removal of the OPF