Combining a passion for performance with technical excellence to add poise, pace and presence to your V.A.G car. Transforming the power delivery and driver enjoyment for years to come. We have been in the tuning industry for over 25 years, anything from a stage 1 remap to a Twin Turbo conversion on a R8 V10, we have you covered.

  • Performance tuning for all forced induction VAG petrol and Tdi engines, including Skoda & Seat.
  • Servicing, repairs and fault-finding.
  • Latest state-of-the-art Maha rolling road for engine mapping and power verification.


Here at QST are we are proud to be a APR agent, APR were founded in 1997 and are an American based VAG tuner with a corporate philosophy of Innovation, Integrity, and excellence. We offer all APR software and hardware for the VAG group. The APR software is quite possibly the best software available for your car, giving immense power gains at a very affordable price. We also offer the full range of APR hardware, anything from a carbon fibre intake to a complete stage 3 big turbo conversion. Get the most out of your vehicle, get in contact today with any tuning enquiries.


We have been the MTM sole U.K agent for over 20 years now. MTM are a German based tuning house founded in 1985. MTM offer a very high quality German made product anything from  M-Cantronic tuning boxes to complete builds, MTM cover it all. All MTM products are TUV approved an all development is carried out in house at their ingolstatd the heart of Audi.

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