Powerflex Black Series Engine/Motor Mount Insert Bush Upgrade Kit for BMW 5 Series G30 G31 (2016+) Saloon/Touring - Polyurethane Track/Race Drivetrain Mount Stiffeners - Fits OE 22112284817/22112284818 - PFF5-4020BLK

Part number: PFF5-4020BLK

BMW G30 G31 5 Series 2016 onwards motor mount insert upgrade

Unlock crisper response and tighter drivetrain control on your BMW saloon or touring with this Black Series polyurethane motor mount insert kit. Designed to occupy the factory mount voids, these precision-moulded inserts deliver serious control for circuit and track-day enthusiasts while keeping your original mounts in place.

Why choose this poly mount insert kit

• Black Series 95 Shore A material for maximum stability and control of engine movement
• Install-friendly design fits into the OE mount voids - typically no need to remove the original mounts
• Ideal halfway house between hard alloy inserts and harsh full solid mount replacements
• Tailored specifically for the G30 G31 5 Series 2016 on platform for a snug, secure fit

Real-world benefits

• Sharper throttle response
• More precise gear changes
• Cleaner power delivery to the wheels
• More predictable on and off throttle balance
• Helps extend the service life of the original mounts

Expect a small increase in NVH at idle when stiffening the connection between engine and chassis. The firmer the compound, the more vibration you will feel - exactly what makes this the right choice for focused performance driving and motorsport.

What you get

• Quantity: 2 inserts per kit
• Series: Black Series - engineered for race and track use
• Diagram reference: 21
• OE compatibility: works with OE mount numbers 22112284817 and 22112284818

Fitment and support

Professional fitting recommended. We can install this kit at MJ Modifications in Warwickshire - request a quote via info@mjmodifications.co.uk.

Why buy from MJ Modifications

We run these inserts on customer cars and our own builds. Feedback is excellent: reduced engine rock, tighter driveline control and a more connected feel, especially under hard acceleration and fast shifts. A proper performance upgrade for drivers who want a confident, predictable chassis on track days and spirited B-road runs.

Optimised for enthusiasts searching for BMW motor mount inserts, G30 G31 engine bush upgrade, performance drivetrain mount stiffeners, polybush engine support, BMW 5 Series 2016 onwards motor mount kit and Black Series polyurethane mount solutions.