Catalytic Converter for Audi Q5 (2011-2017) 2.0L Turbo

Direct-Fit Replacement Catalytic Converter for 2011-2017 Audi Q5 (8R)

What it Does: The direct-fit catalytic converter replaces the degraded factory catalytic element on the 2011-2017 Audi Q5 to clear catalyst efficiency DTCs, restore exhaust gas velocity, and return emissions output to OE standards.

The Stock Audi Q5 Catalytic Converter Breakdown

The factory catalytic converter on the Audi Q5 8R equipped with the 2.0L TFSI (EA888) engine sits directly downstream of the turbocharger discharge. Subjected to sustained thermal cycling, excessive oil consumption common to early EA888 piston ring designs, and vibration, the original ceramic matrix breaks down prematurely. This washcoat degradation triggers diagnostic trouble codes P0420 and P0430, while crumbling substrate pieces rattle inside the casing, create exhaust backpressure, and starve turbine spool.

The Engineering Solution

Constructed from high-grade stainless steel tubing and outer casing, this direct-fit unit features a durable washcoat formulated with active precious metals (platinum, palladium, and rhodium) to rapidly scrub hydrocarbons (HC), carbon monoxide (CO), and nitrogen oxides (NOx). CNC-machined flanges match factory turbo discharge studs and downstream slip-fit joints precisely. Integrated factory-location oxygen sensor bungs retain stock sensor harnesses without splicing or extensions, delivering OEM-equivalent backpressure levels and sustained closed-loop lambda control.

What's Included

• 1 x Direct-Fit Catalytic Converter
• Exhaust Gasket(s)
• Mounting Hardware

Technical Specifications

Compatibility

• 2011 Audi Q5 2.0L Turbo (EA888 Gen 2 / 8R)
• 2012 Audi Q5 2.0L Turbo (EA888 Gen 2 / 8R)
• 2013 Audi Q5 2.0L Turbo (EA888 Gen 2 / 8R)
• 2014 Audi Q5 2.0L Turbo (EA888 Gen 2 / 8R)
• 2015 Audi Q5 2.0L Turbo (EA888 Gen 2 / 8R)
• 2016 Audi Q5 2.0L Turbo (EA888 Gen 2 / 8R)
• 2017 Audi Q5 2.0L Turbo (EA888 Gen 2 / 8R)

Frequently Asked Questions & Fitment Warnings

Does this fit the 8R Q5?

Yes, this is a direct fit for the 2011-2017 Audi Q5 equipped with the 2.0L Turbo EA888 engine. Not legal for sale, installation, or use on vehicles registered in California, New York, or other CARB-adopting states.

Will I need to transfer my existing O2 sensors?

Yes, the unit retains factory-located bungs, allowing direct installation of your stock primary and secondary heated oxygen sensors using OEM torque specs.

The Audi Precision Standard

Maintain precise Motronic engine management operation and emission compliance without false catalyst threshold trigger codes or costly dealership pipe replacements.