Unleash the full potential of your EA839-powered Audi with the Untd. Performance Catless Downpipe for B9 S4, S5, and SQ5. Built to eliminate factory restrictions and maximize exhaust flow, this downpipe transforms your 3.0T V6 into a sharper, harder-pulling performance machine. Expect faster turbo spool, a more aggressive exhaust tone, and real-world power gains—perfect for enthusiasts running tunes, upgraded intakes, or chasing maximum performance on and off the track.
Unlock the true performance potential of your Audi SQ5 B9 3.0T with the Untd. Performance Catted Downpipe w/ Integrated Heat Shield. Engineered to balance power gains and sound refinement with improved heat control, this high-flow downpipe replaces the restrictive factory unit while retaining a performance catalytic converter—making it ideal for enthusiasts who demand power without compromise.