MST 2019+ BMW M340i B58 3.0L M240i G42 Turbo Inlet Pipe

MST Performance Turbo Inlet Kit – B58 Engine (BMW G-Series & A90 Supra)

⚠️ For Off-Road & Racing Use Only – Not CARB Compliant

Unlock improved airflow, sharper turbo response, and increased performance with the MST Performance Turbo Inlet Kit for the BMW B58 engine. Designed to replace the restrictive factory plastic inlet pipe and integrated turbo muffler, this high-flow silicone turbo inlet optimizes intake efficiency while retaining compatibility with the OEM airbox—no tuning required.

Built from high-temperature-resistant, multi-ply silicone, this inlet pipe features a smooth internal surface that significantly reduces turbulence and restriction, resulting in better throttle response, reduced turbo lag, and improved overall power output.

✅ Key Features:

• Replaces restrictive OEM turbo inlet and integrated muffler

• Improves turbo spool, airflow, and power delivery

• Constructed from high-temp silicone for durability under boost and heat

• Compatible with OEM airbox – ideal for stealth performance builds

• Easy bolt-on installation – no tuning or cutting required

• Pairs perfectly with MST drop-in replacement filters for additional gains

🔧 Vehicle Fitment – B58 3.0L Turbocharged Models:

Toyota:

• A90 MKV Supra 3.0L B58

BMW (G-Series):

• G20 M340i / M340i xDrive

• G21 M340i xDrive

• G22 M440i / M440i xDrive

• G23 M440i / M440i xDrive Convertible

• G26 M440i xDrive Gran Coupe

• G29 Z4 M40i

• G42 M240i xDrive

Note: Designed for use with OEM airbox and factory configuration.

⚠️ Legal Notice – Not Street Legal in CARB-Regulated States

MST Performance Intakes and Inlet Kits are NOT CARB compliant and are intended for off-road or racing use only. These products are not legal for use on registered vehicles in California or other CARB-regulated states. It is your responsibility to verify local and federal regulations before purchase or installation.

By purchasing this product, you agree that it is for off-road/racing use only and accept all associated liability.

💨 Experience smoother airflow, faster turbo response, and reliable power gains with the MST Turbo Inlet Kit—a must-have for any B58 enthusiast looking to upgrade without compromising OEM functionality.