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An exhaust upgrade does not have to mean replacing the entire system. Depending on the vehicle and the desired result, enthusiasts can upgrade the rear section, replace the axle-back assembly, install … read more

When you're pushing more power from your Audi B9 S4 or B9 S5, managing intake air temperatures becomes increasingly important. The Spool Performance Race Intercooler is engineered to provide significa … read more

Performance vehicles demand more than horsepower. When a car is capable of accelerating quickly and carrying significant speed, braking performance, chassis control, and supporting hardware become ju … read more

Some vehicles are already engineered to deliver an exceptional driving experience. Improving them requires more than simply making them louder or adding horsepower. SOUL Performance Products develops … read more

Turbocharged BMW engines rely on a network of intake and charge-air components to move air efficiently from the turbocharger to the engine. As boost pressure increases, those components face greater p … read more