Certified Center
680 N Main St. Doylestown, PA 18901
At Thompson BMW of Doylestown, we specialize in taking your driving experience to the next level. As an official Certified CarBahn Dealer & Installer, the Thompson Performance Group (TPG) offers a full suite of BMW performance upgrades engineered for maximum power, precision, and style. Whether you're chasing more aggressive sound, sharper throttle response, or head-turning looks, our expert CarBahn-certified technicians are here to enhance your BMW in the Philadelphia area.
267.898.2479
CarBahn Performance Software is designed by industry legend Steve Dinan and delivers reliable gains in horsepower and torque without sacrificing drivability or factory-like refinement. These tunes are developed with longevity in mind-maintaining engine safety margins, protecting your warranty*, and keeping emissions equipment functional.
Why it matters: Get up to 20-40% more power (model dependent), improved throttle response, and increased midrange torque-perfect for daily driving or track day fun.
CarBahn high-performance air intakes and filters are engineered to increase airflow and reduce restriction, improving throttle response and overall horsepower. Designed specifically for BMW platforms, these systems use high-flow, reusable filters and optimized intake geometry to boost efficiency without compromising reliability. You'll feel the difference every time you press the pedal.
Why it matters: Better airflow leads to more efficient combustion, smoother acceleration, and a more exhilarating intake sound. If you want instant responsiveness, this is one of the most effective BMW performance parts to start with.
CarBahn exhaust systems are built from high-grade stainless steel with precision mandrel-bent piping, designed to optimize exhaust flow and minimize backpressure for maximum performance. The result? A deeper, more aggressive exhaust note and real horsepower gains- yet keeping it civilized enough for your daily drive.
Why it matters: You get a refined, race-inspired sound, reduced weight over stock, and improved exhaust efficiency for better overall performance.
Turn heads and shave weight with precision-engineered carbon fiber parts. From front splitters and rear diffusers to mirror caps and side skirts, these enhancements bring motorsport styling to your BMW while improving aerodynamic performance.
Why it matters: Carbon fiber doesn't just look amazing-it improves airflow, reduces drag, and gives your BMW a sharper, sportier road presence.
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*CarBahn performance tuning solutions are designed to be compatible with your BMW's warranty. However, it's always advisable to consult with your BMW dealership regarding warranty implications before installing any aftermarket modifications.