CTS Turbo Aluminium Charge Pipe Upgrade Kit for BMW B46/B48 2.0T (F & G Series) - 230i 330i 430i 530i X3 30i 330e 530e 740e - High-Flow, WMI Port - Replaces OE 13718601683

CTS Turbo Alloy Boost Pipe Set for BMW B46 and B48 2.0 Turbo

Unlock sharper response, stronger reliability and smoother airflow with this CTS Turbo metal charge air pipe. Designed for BMW’s four‑cylinder B46 and B48 petrol turbo engines across popular F Series and G Series platforms, this direct-fit hard pipe replaces the fragile factory plastic ducting that is prone to splitting and boost leaks. Expect crisper throttle pick‑up, reduced lag and consistent performance on both standard and remapped cars.

At MJ Modifications we have installed this kit on multiple B46 and B48 vehicles and customer feedback has been excellent. Fitment is OE‑like, the finish is top quality and the upgrade inspires confidence on daily drivers and enthusiast builds alike.

Why it belongs on your BMW

• High-flow alloy boost tube improves charge air velocity compared with the stock plastic pipe
• Helps prevent common boost pipe failures and leaks on tuned and stock setups
• Direct replacement with CNC machined flanges for a precise, leak‑free seal
• Built to handle increased boost pressure and spirited use without cracking
• Replaces BMW OE reference 13718601683

Key spec and hardware

• T6061 mandrel‑bent aluminium for strength and smooth internal flow
• Durable black powder‑coated finish for a discreet OEM+ look
• 4‑ply silicone couplers for secure connections
• Stainless steel clamps and quality fittings included
• Integrated 1/8 NPT port with plug for water‑methanol injection WMI readiness

Compatibility and model coverage

Fits BMW models equipped with the B46 or B48 2.0 petrol turbo engine:

• F22 230i 2.0 B46 including xDrive
• F23 230i 2.0 B46 including xDrive
• F30 330i 2.0 B48 including xDrive
• F30 330e iPerformance 2.0 B48
• F31 330i 2.0 B48
• F32 430i 2.0 B46 including xDrive
• F33 430i 2.0 B46 including xDrive
• F34 330i xDrive 2.0 B46
• F36 430i 2.0 B46 including xDrive
• G01 X3 sDrive30i and xDrive30i 2.0 B46, plus xDrive30e
• G11 740e xDrive 2.0 B48
• G30 530i 2.0 B48 including xDrive
• G30 530e and 530e xDrive 2.0 B48

Search-friendly terms customers use

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Notes

• Cross‑reference OE number: 13718601683
• If you are unsure on fitment, contact us with your registration or VIN and we will confirm compatibility

Professional fitting available

Prefer expert installation for your BMW boost pipe upgrade? Book in with MJ Modifications in Warwickshire. Request a fitting quote via info@mjmodifications.co.uk.

Choose the CTS Turbo alloy charge air pipe to future‑proof your B46 or B48 engine against boost leaks while sharpening response and drivability. A smart, durable and proven upgrade for daily use, fast road and tuned applications.