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- 100% TIG welded & back purged
- Constructed of top quality 304 Stainless Steel
- Precision CNC machined flanges
- Bolt-on installation
- Faster turbo spool up & better throttle response
- Improved exhaust note
- Improved exhaust flow
- Increased HP and torque
The removal of factory catalytic converters will trigger a check engine light. Software tunes are recommended to maximize the power gains.
2018 - 2021 B9 Audi S4, S5 equipped with the 3.0 TFSI EA839 Turbocharged V6
This product is for Racing Competition only and is not legal for use in highway or street vehicles or other non-racing competition off-road vehicles. By purchasing this product you acknowledge its intended use and represent that you understand and agree that the product is not designed to meet any applicable emissions standards, the product is not C.A.R.B. complaint. Canadian Auto Performance makes no representations, warranties or claims that this product complies with any applicable emissions laws and expressly disclaims any and all such representations, warranties and claims, whether express or implied. By purchasing this product, you represent, warrant and agree that it is your responsibility to inform yourself of any laws or regulations that may apply to your purchase and/or use of the product.