Welcome to the party in the back. Presenting the AWE Exhaust Suite for the BMW G8X M3 & M4:

50-state emissions-complaint dual 3” exhaust configuration
Available as valved SwitchPath™ or rowdy Track Edition
AWE's first SwitchPath™ exhaust for BMW to incorporate drone-canceling 180 Technology®
SwitchPath™ retains factory valve controls, no additional remote needed
Fits stock and M-Performance valances
Optional non-resonated performance mid-pipes available separately (for AWE Exhausts only)
Track Edition (with mid-pipes) provides a 13 lb weight savings over the stock exhaust
Bespoke X-pipe unlocks a smooth tone out of the S58
Ball socket mounting points for easy installation
Max gains of 3 hp and 5 lb-ft of torque at the wheels
Quad 4.5” double-walled, slash-cut tips available in chrome silver and diamond black
Less is more: clean, straight-through design maximizes performance
Manufactured in-house at AWE
AWE No CEL guarantee
AWE Perfect Fitment guarantee
AWE Lifetime Warranty

IMPORTANT FITMENT NOTES THAT YOU SHOULD READ:

Mid Pipes:
AWE’s Non-Resonated Performance Mid-Pipes are designed to be paired to AWE Exhausts only. Due to varying cut points, they’re not guaranteed to work with another manufacturer’s exhaust configuration.
Exhausts:
AWE Exhausts feature inlet adapters to mate to the factory mid-section. When pairing AWE Mid-Pipes to the SwitchPath™ or Track Edition Exhausts, the aforementioned adapters are not needed. Due to varying cut points, AWE Exhausts are not guaranteed to mate with another manufacturer’s mid pipes.
Convertibles:
AWE's Exhaust suite for G8X is not guaranteed to fit on convertible models due to additional factory bracing.Valances:
AWE Exhausts are confirmed to fit stock and M-Performance valances.