Dinan Engineering

I was searching for modifications that would not hinder my warranty on my brand new BMW M5 Competition. I love this car. But there was a lack of sound coming from the engine and exhaust. I ordered...

Brandon at Dinan! Thanks for all your help. The shop is spectacular and I had goosebumps for a good portion of the tour.

After carefully researching the Dinan Stage 1 upgrade for my 2013 BMW 550IX at DinanCars.com I had the work performed at their authorized dealer the BMW Gallery in Norwood Ma. I was repeatedly...

I always have put Dinan parts on my M3s since I had some bad experiences many years ago with another performance company. Dinan really came through for me in another way recently in an unrelated...

Bought a sport tuner package from them, but should have read the app reviews first. It simply doesn't work on many Android and Apple devices, and they know it. No fix in sight. What do you call...