BMS (Burger Tuning) is making a nice inroads with their JB4 piggyback on the Audi EA839 V6 platform. Why? Because the ECU isn't cracked. JB4's are showing some nice gains and these Mustang numbers are even more impressive than the Dynojet figures we saw back in January.

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It helps that this car has some race gas splashed in along with a full exhaust and intake:

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443 horsepower at all four wheels and 488 lb-ft of torque on Map 6. A substantial increase over the factory tune peaks of 352 horsepower and 432 lb-ft of torque respectively.

Hopefully the B9 RS4 and RS5 tuning scene gets going and we see some turbo upgraded figures soon.