14th March 2025
Intake It All In: Maximize Performance with Pipercross PK445 AirMax Intake System
Available to order now on Part-Box, Pipercross PK445 AirMax Intake System is designed and engineered to directly replace the OEM BMW intake airbox lids, air filters and front intake cross pipe on BMW M2, M3 & M4 vehicles with the S58 engine.
Key Features
- Carbon fibre AirMax replacement intake airbox lids
- Larger post-filter internal air volume vs. OE parts
- Larger (98mm ID) airbox outlets
- Smoothed geometry tailored to increased size and flow performance
- Aluminum-reinforced outlet connections for long-term durability
- Carbon fibre replacement intake pipe – volume & flow optimized for engine bay cavity w/aluminum-reinforced inlet/outlet connections
- Pipercross Plus premium, hybrid multi-density replacement high flow panel filters
- CNC-machined from billet aluminum turbocharger couplers
- Step-matched, thick-walled silicone hoses
Performance
- Power increase up to 30 bhp & 35 nm TQ
- Larger airbox outlets – 24% increase vs OE
- Smoothed geometry for 84% increase in flow
