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- Untd. Performace Catless Downpipe - Audi A3 2.0T TT Mk2 - VW GOLF 2.0T MK5 MK6
- Untd. Performance Catless After Downpipe - Porsche Panamera 971 2.9T 2018
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Unleash the full performance potential of your BMW N63-powered vehicle with the Untd. Performance Catless Downpipe. Designed for the 4.4L twin-turbo V8, this downpipe removes restrictive factory catalytic converters to dramatically improve exhaust flow, turbo response, and overall power. Whether you’re building a high-output street car or prepping for track use, this downpipe brings out the true character of your BMW’s twin-turbo V8.
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Unlock the true performance of your twin-turbo BMW V8 with the Untd. Performance Catless Downpipe, designed for N63 and S63-powered models including the 550i, 650i, 750Li, X5, X6, and M variants from 2011 to 2017. By eliminating the restrictive factory catalytic converters, this downpipe unleashes the full potential of your BMW’s 4.4L twin-turbo V8, delivering explosive power gains, a sharper exhaust note, and quicker turbo response.
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Unleash the full potential of your BMW with the Untd. Performance Catted Downpipe featuring a heat shield. Specifically designed for the BMW N63 V8 engines in the 550i, 650i, 750i, X5, X6 (F06, F07, F10, F01, G11, F15), this downpipe delivers a balanced combination of improved performance and sound without sacrificing emissions control. With a 200-cell catalytic converter and a durable heat shield, this downpipe provides enhanced flow, quicker turbo spool, and a richer exhaust note, while maintaining compliance with emission standards.