1-4 DAYS DELIVERY
G8X G80 M3 G82 M4 High Flow Catted Downpipes
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100% ORIGINAL & HIGH-QUALITY
1-YEAR WARRANTY
Description
Description
Our G8x M3/ M4 200 CEL High flow catted downpipes will allow your turbo to spool faster and keep the maximum boost longer. On top of the performance gains, the downpipes will upgrade the exhaust tone of your BMW without having to pay thousands of dollars for an exhaust system. Use the downpipes with the stage 2 Tune and expect an extra 50 whp and 60 wtq gains.
CALIFORNIANS
Due to California Vehicle Code Section 27156, we are NOT able to ship this Item to any California Address (Orders will be cancelled for ALL CA addresses)
Fitment:
- 2021-2024 BMW G8X G80 M3 G82 M4
Shipping Policy
Shipping Policy
United States: Free shipping available to the lower 48 states across all items. Other states will incur a shipping charge.
Worldwide: Free shipping is available for Complete Headlights, Taillights, DRLs. For custom headlight retrofits, carbon fiber products, and performance products, there will be a shipping charge.
Please note:
• For Retrofits, you are purchasing a headlight modification service.
• If you select "Shipping own headlights to BayOptiks for modification", you are required to send us your headlights.
• If you choose "Purchase new OEM headlights", we will order and modify a new OEM headlight for you.
• Once your customizations are complete, we will ship it to you!
Turnaround Time
Turnaround Time
- Complete Headlights: 3-5 business days for order processing plus shipping time.
- Custom & Pre-Built Headlights: 6-8 weeks depending on the complexity and component availability.
- New OEM and cores: 6-8 weeks plus an additional 4-8 weeks as these are special orders base on the vehicle VIN due to different versions (North American, European, etc.)
- DRLs, Taillights and Carbon Fiber Aero: 3-5 business days for order processing, plus shipping time.
- Lens Replacements: 1-3 weeks plus shipping time.
Please note, we do not have control over the time frames of our vendors, manufacturers, and delivery services as they may delay processes in regards to components and shipment.

