GSC A-Style Carbon Fiber Rear Diffuser With Rear Bumper Corner Extensions For BMW M4 G82 2021+

GSC A-Style Carbon Fiber Rear Diffuser With Rear Bumper Corner Extensions For BMW M4 G82 2021+

Sale price  $1,099.00 Regular price $1,399.00
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GSC A-Style Carbon Fiber Rear Diffuser With Rear Bumper Corner Extensions For BMW M4 G82 2021+
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GSC A-Style Carbon Fiber Rear Diffuser With Rear Bumper Corner Extensions For BMW M4 G82 2021+

Sale price  $1,099.00 Regular price $1,399.00
DISCLAIMER

Product images are for reference only. Actual carbon fiber weave, gloss level, and appearance may vary slightly due to lighting conditions, screen settings, and production differences.

Professional installation is recommended. GSC Tuning is not responsible for damage caused by improper installation, modification, or third-party installation.

DESCRIPTION

BMW M4 G82 A-STYLE CARBON FIBER REAR DIFFUSER + REAR BUMPER CORNER EXTENSIONS

Upgrade your BMW M4 G82 with the GSC A-Style carbon fiber rear diffuser and rear bumper corner extensions, designed to create a more aggressive and performance-focused rear appearance.

Manufactured from high-quality carbon fiber, this rear diffuser kit features a high-gloss carbon fiber finish and a clean motorsport-inspired design that enhances the factory rear bumper styling.

The A-Style diffuser features a sculpted center section with pronounced vertical fins, while the matching rear bumper corner extensions complete the carbon fiber look on both sides of the rear bumper.

Designed specifically for the BMW G82 M4 platform, each component follows the original rear bumper lines for improved fitment and a clean OEM-style appearance.

The complete kit creates a wider and more dynamic rear profile while perfectly complementing other carbon fiber upgrades such as side skirts, rear spoilers, and front splitters.

Each product is carefully inspected before shipment to ensure excellent carbon fiber weave quality, surface finish, and craftsmanship.

Professional installation is recommended for the best fitment and finish.

PRODUCT SPECIFICATION

  • High Quality Carbon Fiber Construction
  • A-Style Rear Diffuser Design
  • Rear Bumper Corner Extensions Included
  • OEM Style Carbon Fiber Weave
  • High Gloss UV Resistant Finish
  • Aggressive Vertical Fin Design
  • Sculpted Exhaust Surround Design
  • Lightweight Exterior Upgrade
  • Designed For BMW G82 M4 Platform
  • Motorsport Inspired Rear Styling
  • Professional Installation Recommended

COMPATIBILITY

Fits:

  • BMW G82 M4 Coupe 2021+
  • BMW G82 M4 Competition Coupe 2021+

Designed for compatible OEM rear bumper configurations.

Please confirm your vehicle year, model, trim level, and rear bumper style before ordering.

WHAT'S IN THE BOX?

  • 1 × GSC A-Style Carbon Fiber Rear Diffuser
  • 1 × Left Carbon Fiber Rear Bumper Corner Extension
  • 1 × Right Carbon Fiber Rear Bumper Corner Extension
  • Installation Hardware (if included)
STOCK AVAILABILITY

Availability may vary depending on current inventory.

For urgent orders, please contact us before purchasing to confirm current stock and estimated processing time.

WILL IT FIT MY CAR?

This product is specifically designed for BMW G82 M4 models with the compatible OEM rear bumper.

If you are unsure about compatibility, please provide your vehicle year, model, and rear bumper configuration before ordering.

Our team can assist with fitment confirmation.

WARRANTY

Warranty applies to eligible product defects only.

Warranty does not cover damage caused by improper installation, accidents, misuse, modifications, impact damage, or normal wear and tear.

Please contact GSC Tuning for warranty assistance.

SHIPPING

Orders are carefully inspected and securely packaged before shipment.

Processing and delivery times vary depending on product availability and destination. Tracking information will be provided once your order has been dispatched.

International Shipping

Express shipping

Easy Returns

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Customer care

We're always on your side: keeping our loyal customers happy is our top priority and number one goal.

PLEASE NOTE

  • Orders with both in-stock and backorder or out-of-stock products will be dispatched once all products are available to ship together.
  • Contact our sales team if you want your parts fitted to your vehicle at our Tucson workshop.
  • Shipping estimates are based on courier delivery times and don't include time to despatch from our warehouse.

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