Crafted from 3-inch, U.S.-sourced T304L stainless steel, the system features a valved SwitchPath™ muffler that seamlessly retains factory valve behavior—no harnesses or extensions needed. Minimal bends. Maximum flow. Push-button transformation.
AWE SwitchPath™ Axleback Exhaust for BMW F97 X3 M / F98 X4 M - 4.5" Diamond Black Tips
- Bespoke X-pipe in the non-resonated Performance Mid Pipes delivers a refined S58 tone when paired with SwitchPath™
- Performance Mid Pipes are designed to work seamlessly with the factory axleback, or AWE Axleback
- Axleback is compatible with factory or aftermarket mid pipes that maintain the OEM break point
- Retains full factory valve behavior using OEM valve motors—no extension harnesses needed
- Available as a valved Axleback; modular Performance Mid Pipes sold separately
- Max gains of 9 hp and 2 lb-ft of torque at the wheels (Axleback + Mid Pipes)
- Quad 4.5” double-walled slash-cut tips in chrome silver or diamond black
- SwitchPath™ Axleback features drone-canceling 180 Technology®
- Clean, straight-through design for maximum performance
- AWE Perfect Fitment Guarantee
- 50-state emissions-compliant
- Handcrafted in-house at AWE
- AWE Lifetime Warranty
- AWE No CEL Guarantee
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| Air Freight Prohibited: false |
| Not Carb Approved: false |
| Carb Acknowledgement Required: false |
| Ltl Freight Required: false |
| Prop 65: Y |
| Part Type: automotive |
| Epa: N/A |
| Regular Stock: t |
| Units Per Sku: 1 |
