HPS Performance Blog

The Visual Edit: Upgrading Components Outside the Engine Bay
The Visual Edit: Upgrading Components Outside the Engine Bay
With the BMW M340i's engine performance and durability projects well underway, our team turned their focus to the exterior, aiming to craft a look that matched the car's aggressive new... Read more...
Screwed: Preventing a Common Failure Point
Screwed: Preventing a Common Failure Point
The factory coolant bleeder screw on many BMW models is an infamous weak point—a tiny component with the potential for catastrophic failure. Exposure to relentless heat cycles causes the plastic... Read more...
Tightening Down the Turns: CNC milled two-piece strut bar kit
Tightening Down the Turns: CNC milled two-piece strut bar kit
The HPS strut bar for the M340i provides significant performance benefits, making it an excellent upgrade whether used as a daily driver or a track-ready sports car. By connecting the... Read more...
Too Hot to Handle: Redesigned Turbo Heat Shield
Too Hot to Handle: Redesigned Turbo Heat Shield
To effectively address the inadequate factory heat shield on the M340i, which allows excessive turbo heat to compromise performance, we engineered a superior solution. The HPS Cerakoted Steel Turbo Heat... Read more...
Power Boost for the M340i: Intake and Charge Pipe Kits
Power Boost for the M340i: Intake and Charge Pipe Kits
The first product that our R&D team upgraded for our BMW M340i was the stock air intake system—a known point of restriction designed more for minimizing sound than maximizing performance.... Read more...