Cat removal downpipe to fit the Audi A4, A5 and Q5 with the 2.0 Turbo petrol engine. Fits cars made between 2009 and 2013. Designed for the RHD car but it will also fit the LHD car. Replaces Audi part number 8K0131701BM 8K0178LA Removing the cat gives more power, reliability and MPG. Direct fit to the car, requires no modification to the car. Show and off-road use only.
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