RVNG Billet S58 Oil & Coolant Block-Off Fittings – BMW G80 M3 / G82 M4 / G87 M2 Single Turbo Kit Hardware

Upgrade and simplify your BMW S58 single turbo build with the RVNG Billet Oil & Coolant Fittings and Block-Off Kit, designed specifically for custom turbo conversions on G-series BMW M models. This precision-machined hardware kit provides the necessary fittings and block-offs required when converting the factory twin-turbo S58 engine to a single turbo setup.

The kit includes billet adapters and block-off fittings for oil feed, oil drain, coolant, and crankcase ports, allowing clean routing of turbo oil lines while properly sealing unused factory ports. Each fitting is designed to integrate with common AN turbo plumbing sizes used in high-performance builds.

Perfect for fabricators and performance builders creating custom turbo systems, this kit eliminates guesswork and provides a clean, reliable solution for oil and coolant routing during an S58 single turbo conversion.

Commonly used when building custom turbo kits for BMW G80 M3, G82 M4, and G87 M2, the RVNG fitting set provides the critical components needed to complete the oil and coolant system modifications required for a single turbo setup.

Kit Components

• Front / rear oil drain fittings (-10AN)
• Crankcase port adapter (-10AN)
• Oil drain block-off fittings
• Front oil feed adapter (-4AN)
• Oil feed block-off fitting
• Cylinder head coolant block-off fitting

Key Features

• Designed for BMW S58 single turbo conversions
• CNC-machined billet fittings for durability
• Compatible with common AN turbo oil line sizes
• Clean solution for blocking unused oil and coolant ports
• Ideal for custom turbo fabrication projects
• Essential hardware for DIY single turbo builds