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Darkside Audi A8 US Spec CPNA / CPNB SCR (AdBlue) Delete & Secondary Cat Delete Pipe
Darkside Audi A8 US Spec CPNA / CPNB SCR (AdBlue) delete & secondary catalytic converter delete pipe for Audi A8, Audi... Darkside stainless steel, direct fit.
€662.45
(VAT incl.)
€697.32
-5%
?
Estimated restock time
- Order today
- Restock supplier order
- Delivery Mon 16 Nov
Estimated delivery on 16/11/2026
This lead time is an estimate and may change due to circumstances beyond our control
Customization:
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This product qualifies for free STANDARD shipping!*
With this product: €662.45
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Why this product?
The original catalytic converter restricts exhaust flow on this engine, a limit on turbo breathing that becomes especially noticeable when pushing for more.
- Improved performance and driving feel
- Aerospace-grade stainless steel construction
- Optimized diameter for maximum flow
- Designed and manufactured in the UK
- Option to retain or Delete Adblu
Precise fitment
- Audi A8: CPNB (239) CPNA (239) CMHA (250)
- Audi A8 / S8 quattro: CPNB (239) CPNA (239) CMHA (250)
Several engine variants may exist within the same generation: check the exact engine code (registration document or engine plate) before ordering.
Kit contents
- CAT Delete Pipe
- SCR Delete Pipe
- Clamps, Gaskets & Hardware
| Product family | Exhausts |
|---|---|
| Exhaust | Decat pipe only |
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