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Modern performance SUVs like the Audi SQ5 are impressive straight from the factory—but once mileage climbs, hidden issues can quietly steal power, efficiency, and drivability. This SQ5 arrived at Revhigh with just under 96,000km , and while it still drove well, the data told a different story. Direct-injection engines are notorious for carbon build-up, especially on the intake valves. Over time, this restriction reduces airflow, disrupts combustion efficiency, and limits how

David’s Audi SQ5 TDI recently rolled into the shop with one mission: fix a problematic emissions system and unlock hidden performance...

Downpipe + Dyno Tune = Monster Results Moulee rolled in with his pristine 2020 Mercedes-AMG CLA45s , fitted with the potent M139 2.0L...

Taylor’s 3.0L BiTDI Audi SQ5 rolled into the shop needing more than just a performance boost—it was due for some serious TLC and power...

Cos’s Audi SQ5  came in for a much-needed walnut blast, manifold clean, and a custom dyno tune  for both the ECU and TCU. These 3.0L TDI...

In our latest project, we delved into the Audi SQ5 3.0L BITDI, embarking on a meticulous three-stage carbon cleaning process to...

Lately we have been doing many Audi diesel 3.0L Turbo SQ5 Walnut blasting, EGR and other repairs! Here are a couple recent one's! Engine...

We carried out a carbon clean (chemical and walnut blasting) as well as a Stage 1 Custom Tune on our dyno!! We also did a transmission...