Scorpion BMW F98 X4M Pre-LCI GPF Back Exhaust System (2019-2021 incl Competition)

Designed specifically for GPF-equipped, pre-facelift BMW F98 X4 M models, the Scorpion GPF-Back Exhaust System delivers a refined yet purposeful sound upgrade while remaining fully road legal. Manufactured in the UK from premium T304 stainless steel, this valved half-system integrates seamlessly with the factory exhaust architecture, retaining the original GPFs for full MOT compliance in the UK and legality across the UK and Europe. The system connects to either the OEM or Scorpion midsection and requires cutting of the original exhaust during installation, ensuring a precise and secure fit on 2019–2021 models only.

Tailpipe Options

Three Ø114mm quad tailpipe finishes are available to suit different styling preferences:

• Polished Daytona – classic stainless steel appearance

• Black Ceramic Daytona – stealth finish with a high-temperature ceramic coating

• Carbon Fibre Ascari – premium carbon fibre sleeves for a high-end look

Key Features

• GPF-back exhaust system with valve control

• Retains factory GPFs for emissions compliance

• UK MOT compliant and road legal in the UK & Europe

• Manufactured from T304 stainless steel

• Designed for precise fitment and long-term durability

• Compatible with OEM or Scorpion midsection

• Cutting of the original exhaust is required during installation

Vehicle Compatibility

• Model: BMW X4 M / X4 M Competition (F98)

• Fitment Years: 2019–2021 (Pre-LCI only)

• GPF Requirement: GPF-equipped vehicles only

• Pipe Diameter: 70mm / 2.75"

Why Choose Scorpion?

Handcrafted in the UK using decades of motorsport expertise, Scorpion Exhausts are engineered for precision, performance, and endurance. Every system undergoes rigorous R&D and dyno testing to ensure class-leading results — offering enthusiasts an unparalleled driving and acoustic experience.

Unless explicitly stated otherwise, all products sold by R44 Performance Limited are designated RACE ONLY and are solely for competition or off-road use limited to racing formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, may violate local, state, and Federal laws. R44 Performance Limited does not implicitly or explicitly confirm the legality of using any products it sells on public roads; that is entirely the responsibility of the consumer.

It is the responsibility of the customer to check with all federal, state local and environmental laws before ordering and installing a product. R44 Performance Limited is not responsible for any fees, fines or costs that a customer may incur as a result of failing to check with federal, state, local or environmental laws before ordering and installing a product.

We get a large number of custom orders and requests everyday, so as a result it is not always possible for us to keep every item in stock at all times in our warehouse. If you require the item urgently please contact our sales team here to check the stock before you make your purchase.

We totally understand if you're not certain a part will be compatible with your car, so we highly recommend contacting us here with your query. Our friendly sales team will then be in touch to confirm if this part is the correct part you are looking for.

All in stock products ship the same day if ordered before 2pm GMT

For out of stock items we will contact you with an estimated wait time if not otherwise specified above.

We offer worldwide shipping on all products. If upon receiving your product you wish to return; we offer a 30-day returns policy. For our in-depth returns information please follow the link. "R44 Returns Policy

All of our products come with a standard warranty of 1-3 years. This is dependant on the type of product however. For more details please see our warranty page here.