Performance Aluminum Undertray (E9x M3 M3)

Tap right for more info.

3 piece design.

The new multi piece design allows access to the underside without complete removal of the undertray.

Made from 5251 Aluminum.

The gauge used creates a 2mm thickness to achieve a balance between protection and weight.

Lightweight.

The complete undetray weights 6.10 lbs.

Hardware included.

Bolts and washers. Threaded inserts are pre-fitted.
Get your undertray
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)
Performance Aluminum Undertray (E9x M3)

Performance Aluminum Undertray (E9x M3)

Specifications: 

  • Made in the UK
  • Lightweight, durable construction
  • 3 piece design (new 2026)
    • Easier installation.
      • Access to underside without complete removal.
  • Lightweight durable construction:
    • 5251 aluminum 
    • Weight: 6.10 lbs / 2.76 gs
    • Powdercoated in satin black
  • Easy installation
    • Slotted holes for forward/backward position
    • Threaded inserts across the undertray.
    • Drilling is required to secure the fender liners. You re-use the original liner screws. 
  • All hardware included
  • In stock, ready to ship
  • Inventory on the way
Regular price Register a free account or login to view prices and order
/
Shipping calculated at checkout.

Installation Notes

The corner pieces need to be aligned and drilled with your fender liners to secure them to the undertray. You can use self tapping screws or U clip screws.

Build Journal: product series
I know why you're here.

Your OEM plastic undertray has cracked and it's now hanging by threads - and you're wondering which version is best.

In this Series, I document my experiences reviewing technical features and fitting various undertrays to my M3 V8.

Cheers,
- Matt

Need help?
Been there, done that.