This kit allows you to maintain your factory Intake Air Temperature (IAT) readings while upgrading the pressure-sensing element to 72.5 PSI capacity.
2X Entries For Our 25th Anniversary Sweepstakes!
BMW G23 M440i B58 3.0L Performance Engine & Drivetrain Parts
- Axles/Driveshafts
- Cooling
- Differentials / LSDs
- Engine Internals
- Forced Induction
- Fuel / Ignition
- Intake Systems
- Intercoolers
- Mounts
- Nitrous Systems
- Oil Catch Can
- Performance Package
- Pulleys
- Software
- Throttle Controller
Built from high-grade stainless steel with a robust mesh filter, it ensures your engine breathes cleaner and runs more efficiently under high boost conditions.
2X Entries For Our 25th Anniversary Sweepstakes!
The worlds smallest universal regulator! Comes pre-set within precision tolerance to eliminate guesswork setting target pressure!
This product was last offered at the strikethrough price on
01-22-2026
The worlds smallest universal regulator! Comes pre-set within precision tolerance to eliminate guesswork setting target pressure!
Eliminate intake restrictions with this performance air filter from MMR Performance
Upgrade to CP-Carrillo Pistons in Your B58-Powered BMW!
Upgrade Your B58's Pistons to CP-Carrillo's Forged Piston Set!
Replace those Worn Out Rod Bearings!
+0.25mm
Replace those Worn Out Rod Bearings!
+0.75mm
Protect your engine against harmful harmonics at all RPM levels - 21% Underdrive to greatly increase usable horsepower for racing applications
Increase engine efficiency and power output, all while retaining Valvetronic and Dual VANOS functionality!
For vehicles equipped with a B58C or B58D engine