The CTS Turbo high-flow aluminium charge pipe is designed for 2.0 TFSI engines in the Audi A4, A5, Allroad and Q5.
The aluminium pipe replaces the restrictive plastic boost pipe mounted on the left-hand side of the vehicle.
Removes the factory boost air pulsation damper for increased flow and a more pronounced sound. The integrated 1/8″ NPT port allows easy installation of water/methanol injection system nozzles.
Features
- 2.5-inch (2.5″) mandrel-bent aluminium pipe
- CNC-machined MAP sensor port
- 1/8″ NPT port for a water/methanol injection system nozzle
- Black powder coating for a long-lasting appearance
- Direct replacement for the OE 8K0145673AJ boost pipe
- Compatible with factory or upgraded intercooler hoses
Suitable for 1.8T and 2.0T engines in the Audi A4/A5 B8/B8.5, Allroad B8/B8.5 and Q5 8R. The product is not suitable for later Audi A4/A5 B8.5 models with Gen3 engines, manufactured from 2016 onwards.
Weight: 5.44 kg
Suitable for: Audi A4 III (B8), Audi A5 I (B8), Audi Q5 I (8R).
Compatible vehicles (manufacturer data)
| Vehicle | Chassis | Years | Engine |
|---|---|---|---|
| Audi A4 | — | 2009–2016 | — |
| Audi A5 | — | 2009–2016 | — |
Before ordering, check that the product matches your vehicle (model, year and engine). If in doubt, write to us — we will check for you.

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